Prime 50 Most Requested Google Tough Interview Questions

Google is a dream office for each software program developer to work in, It is among the finest in each facet, be it the tasks their staff work on or work-life stability. So, to be part of such an superior office one should be adequately ready for its Technical and behavioral rounds of the hiring course of. 

Google Interview Course of:

1) On-line assessments: That is the primary stage a candidate goes by after submitting their resume.

2) Quick digital chats: The candidate will usually have one or two temporary cellphone calls or video chats earlier than transferring on to longer interviews.

3) Mission work: From time to time, Google advances candidates to the stage of the in-depth interview solely after they’ve accomplished a quick mission. This aids of their understanding of the way you assume and method issues, and it might entail making a case research or providing writing or code samples.

4) In-depth interviews: Google is what Googlers make it, due to this fact we get keen about interviews and take them severely. Our procedures might be strict (usually 3-4 interviews in at some point, both over video or in individual).

5) Googliness Interviews: Google started conducting this new interview in 2020. The behavioral interview is generally used to find out whether or not a candidate would slot in with the corporate’s tradition.

To know in-depth about google hiring, please consult with Google Interview Preparation For Software program Engineer – A Full Information.

Top 50 Most Asked Google Tricky Interview Questions

Prime 50 Most Requested Google Tough Interview Questions

Most Requested Google Interview Behavioral Questions

When a candidate will get by the technical interviews they transfer forward to a different particular around the Googliness Spherical during which some tough questions are requested, The motive behind Googliness spherical as google says is:

“We need to get a really feel for what makes you, w, ell, you. We additionally need to be sure this can be a place you’ll thrive, so we’ll be in search of indicators round your consolation with ambiguity, your bias to motion and your collaborative nature.”

One may take the chance of taking these rounds frivolously and find yourself risking all of the efforts and arduous work, to be secure one should put together for this spherical Some necessary questions which are requested within the Googliness interview spherical are answered under:

1) There are months with 30 days and others with 31 days. What number of months have 28 days?

An intuitive reply that involves our thoughts is February however the right reply can be all months as all twelve months have 28 or extra days.

2) You need to deliver your canine to the workplace however one among your colleagues is allergic to canines. What is going to you do?

This query checks how one would method conflicting conditions with colleagues. The proper strategy to sort out such an issue is to go away your canine at dwelling.

3) What do you assume the time period “Googley” means?

A candidate will need to have an excellent information of the corporate and its work tradition earlier than making use of for the corporate. Google appears to be like for loopy however revolutionary nerds of their candidates. So being Googley means being a loopy nerd who would all the time do the fitting factor, that’s a proper match at Google.

4) May you clarify why the Google homepage is generally clean? 

To keep away from annoying pop-ups and ads, the Founders of Google have tried to make it easy for the customers and this finally led to a plain and higher interface with solely the Google search bar

5) You’ve got a bit of paper that’s 1mm thick. What number of instances would it’s worthwhile to fold the piece of paper in half for it to be excessive sufficient to succeed in the moon?

This query checks how one would react when dealing with an surprising query and the way cash understands totally different conditions involving exponential development.

The farthest distance of the moon from Earth is roughly 405,000 kilometers. If the piece of paper is folded 39 instances will probably be raised to a peak of 549,755 km which is greater than the gap from the earth to the moon.

You have a piece of paper that is 1mm thick. How many times would you need to fold the piece of paper in half for it to be high enough to reach the moon?

You’ve got a bit of paper that’s 1mm thick. What number of instances would it’s worthwhile to fold the piece of paper in half for it to be excessive sufficient to succeed in the moon?

6) How would you clarify the web to somebody who has no clue what it’s?

This query checks the information of candidates in regards to the Web which is the principle space the place Google operates and in addition checks the communication abilities of candidates to elucidate issues within the easiest phrases. 

A great reply could possibly be -the  Web lets computer systems join and talk and do numerous different issues with one another with none {hardware} connection between them simply by the technique of the web.

7) What would you spend your time doing if working was not needed?

This query is focused on the ardour of the candidate. If one doesn’t must work for his or her livelihood, they’d solely do issues that they love. So the candidate has to share their ardour, it could possibly be taking part in soccer, touring the world, constructing video video games, swimming, dancing, and many others.

8) Which is your favourite product from Google, and the way would you make it higher?

A candidate will need to have an excellent understanding of Google’s merchandise if they’re showing for an interview at Google, They should know the way a lot of the Google merchandise like Google Maps, Google Drive, Gmail, and  Google voice assistant work.

9) What number of haircuts are made yearly in the US?

This query checks your thought processes relatively than the correct variety of haircuts which are made within the US yearly trigger that might be nearly not possible to seek out. You possibly can guess by contemplating some assumptions like a mean American will get a haircut each month, which is a complete of twelve instances yearly. Now merely multiply this quantity(12) by America’s inhabitants to get an approximate determine of the variety of haircuts which are made yearly in the US.

10) Do you favor studying or incomes?

This query checks whether or not you goal on bettering your abilities or creating wealth. Google appears to be like for candidates who present a dedication to steady enchancment of their abilities.

This doesn’t imply that pay isn’t necessary. An excellent reply can be: I’d select a place that gives me with an excellent alternative to enhance my abilities and earn effectively. 

11) How do cookies transfer alongside by the HTTP protocol?

As a part of an HTTP protocol,l a cookie is transmitted by the header area. 

When the primary time a browser connects with a specific server no cookies are current. Then the server creates a novel identifier and later returns a Set-Cookie: header in response which accommodates an identifier. Usually, the cookie is saved by the browser and despatched along with requests to the identical server in a Cookie HTTP header. A cookie’s expiration date or the window of time after which it shouldn’t be transmitted may be pace.

12) In case you are given a spacecraft and $1 billion, how would you resolve mankind’s largest downside?

Google targets on fixing a number of the largest issues of the world. Google has a analysis facility in California the place its X’s moonshot tasks are carried out. These tasks are focused at fixing a number of the most excessive issues on the earth. The Candidate is predicted to reply this query to showcase their information about probably the most secret tasks of google.

13) Would it not be a good suggestion for Google to start out charging Gmail customers $1 monthly?

This query is to test your information of the google ecosystem that can take a success, as clients will begin to give up the platform because of the price. Because the disadvantages weigh greater than the benefits, It wouldn’t be really helpful to monetize a service like Gmail as the price of establishing and sustaining the cost transactions would maintain the concept from being a worthwhile initiative.

14) Who do you imagine are Google’s most important rivals? How does Google stand aside?

The Interviewer can inform if in case you have a agency grasp of which different companies guidelines the market the place Google can be current by asking you this query. This may be very true for occupations that concentrate on merchandise, corresponding to product supervisor and software program growth positions, the place the power to outperform different companies is a given.

An Best reply to this query can be – Relying on the trade, Google’s key rivals could embrace Microsoft, Fb, Netflix, Waze, and several other different firms. Google’s capability to attach its providers and produce a seamless cross-platform expertise is among the key differentiators. Google provides an enormous number of providers, too. It encourages a degree of consolation with the merchandise and platforms that you wouldn’t essentially expertise with a number of the rivals.

15) What’s your favourite Google product? What would you do to enhance it?

The candidate’s familiarity with Google’s providers is examined by this query. Any Google product might be chosen so long as the candidate can enthusiastically focus on it and provide a pertinent suggestion.

An Best reply will seem like this – The Google product I take advantage of probably the most is YouTube. For people who want to provide their concepts, abilities, and recommendation, the platform itself is tremendously empowering and interesting. I’ve personally used it so much to analysis points, study new issues, or simply go a while having enjoyable.

If I might change something about YouTube, I might make it doable to change the really helpful movies. This subject may be solved by giving customers the choice to ask YouTube to show them much less related content material to a sure video.

16) How do you just be sure you and your colleagues stay accountable?

Each employer views accountability as important. Google needs to know in case you are able to dealing with your obligations and holding your self to an appropriate customary. Moreover, if collaborative tasks are the norm, the hiring supervisor may favor candidates who can maintain crew members accountable.

17) You might be introduced with six glasses organized in a row, The primary three glasses are empty, whereas the following three glasses are filled with juice. You might be required to rearrange these glasses such that vacant glasses alternate with full glasses. You might be solely allowed to maneuver one glass. How do you do it?

Your artistic capacity will probably be examined by this query. The content material of the fifth glass must be poured into the second glass. It will outcome within the desired association of glasses.

You are required to arrange these glasses such that empty glasses alternate with full glasses. You are only allowed to move one glass. How do you do it?

You might be required to rearrange these glasses such that vacant glasses alternate with full glasses. You might be solely allowed to maneuver one glass. How do you do it?

18) Between a flower store and a funeral dwelling, which has better promoting potential?

This query checks your understanding of Google’s enterprise mannequin since promoting is one among its main income sources. Thus you should clarify why you imagine one has extra promoting potential than the opposite in your response to this query.

For Instance: At a funeral,l no one can be looking for commercials. They’d merely go there to mourn their loss. Folks go to flower retailers for quite a lot of functions, together with décor, funeral preparations, or simply shopping for a flower for a cherished one.

19) In case you bought this job, what prank would you pull in your supervisor?

It is a trick query meant to test each your character and your familiarity with the office tradition.

Given that almost all of Google staff are pleasurable to be round however pulling a joke in your supervisor isn’t one thing an worker ought to do as an alternative an worker ought to make each effort to help their Supervisor. In the long run,d you by no means know in regards to the day by day actions that your employer engages no matter they’re it should be demanding for them to deal with so attempt to maintain them glad and at peace.

20) Why are manhole covers spherical?

Because of the spherical form of manhole covers, they don’t require rotation. There aren’t any corners to watch out with. It’s also safer as a result of a round manhole cowl received’t fall right into a gap whether it is turned the mistaken means.

21) Assume an advertiser makes $0.10 each time an advert is clicked. Solely 20% of tourists click on on this advert. How many individuals does the advertiser want to go to the positioning for him to make $20?

If you find yourself uncomfortably seated in entrance of a panel even a easy query like this may increasingly look like fairly advanced. The response to this question is a thousand individuals.

22) Do you’ve got an IQ of greater than 130?

The worst doable response to this query can be “Sure” which is meant to check mental humility. Remembering your IQ rating conveys a false sense of vulnerability and vanity.

23) There are 1000 wine bottles. One of many bottles accommodates poisoned wine. A rat dies after one hour of ingesting the poisoned wine. What number of minimal rats are wanted to determine which bottle accommodates poison in an hour?

The plan is to label every bottle with the corresponding binary quantity and quantity it from 1 to 1000. Within the binary numbers written on the bottles, every rat is given a location. Take this for example. Rat 1 signifies the primary bit in each bottle, rat 2 represents the second bit, and so forth. Bottle quantity 42 (Binary 0000101010) is poisoned if rats 2, 4, and 6 die.

To find the poisoned bottle, we’d like ten rats. The binary quantity system was used to provide the result. Utilizing Log21000, we arrive at 10.

24) What number of methods are there for locating a needle in a haystack?

Your capability for creativity and unique thought will probably be examined by this query. There are numerous potentialities for this query’s responses.

You possibly can determine to make use of a metallic detector, you would determine to burn the haystack at a temperature that preserves the needle whereas turning the hay into ashes, otherwise you may determine to patiently go over every straw of hay, nevertheless,r this might take you many months to seek out the needle.

25)  How would you describe AdWords to a7-year-old?

The aim of this query is to test your information of how AdWords capabilities and your capability for clearly articulating a fancy function.

An Best reply to this query will seem like this:

Assume that you’ve got many sweets that you simply need to promote and your complete universe is your good friend. You crave to eat Nachos and also you notice which you could commerce sweets for Nachos. You possibly can ask them for Nachos and provides them one among your sweets as a result of everyone seems to be your good friend. We ought to present others what we’ve got and in trade,e they provide us what we wish.

Now that you’re conscious of how huge the universe is, how do you talk with them with out their cellphone quantity? Fb and  Instagram are additionally out of accessible choices.

Right here comes into the image of everybody’s good friend Google. Consequently, everybody tells Google what objects they’ve that customers should buy from them. Anybody could use Google to seek for something they need, and Google will present an inventory of all their associates who can present it, together with info on tips on how to receive it, what the chums need, the place they dwell, and many others.

It’s possible you’ll due to this fact present Google with all the knowledge it wants about your sweets, and Google will show that info anytime somebody searches for sweets. Merely sort “Nachos” into Google to seek out the Nachos you need, and it’ll show your entire associates that may present you Nachos.

Each time somebody searches for one thing and selects one of many buddy options, the good friend pays Google a tiny price for linking them. It is because Google is being variety and connecting all these friends.

26) In case you needed to clarify the significance of HTML to Sergey Brin after which to your grandmother, how would you do it?

Your communication abilities will probably be evaluated by this query. It checks your capability to convey an advanced thought in each technical and comprehensible language.

You’d make the most of technical terminology whereas explaining Sergey Brin as a result of Sergey Brin is a pc scientist however when explaining to your grandma, you would wish to make use of on a regular basis English as a result of it’s seemingly that she received’t grasp the technical jargon.

27) In case you had $10 million in your account, how would you spend it?

The aim of this query is to disclose to the interviewer what your high priorities are. One can inform you what your values are? by the place your cash goes. The reply to this will probably be reflecting your values so the reply should be focused to the sector of development within the area of expertise and the welfare of individuals to make our lives simpler and resolve issues.  

28) Are you incompetent and Lazy?

Solely competent candidates will probably be employed, however that doesn’t imply you need to settle for a place for which you’re ineligible. This query shouldn’t be answered, thus “clever and lively” is the suitable response.

29) What number of instances do the fingers of a clock overlap every day?

Merely put, the aim of this query is to throw you off guard and see the way you reply when underneath strain. Day by day, a clock’s fingers cross over one another 22 instances.

30)  In your opinion, do individuals have to make use of their authorized names when establishing a Gmail account?

One doesn’t have to make use of their actual identify or their Google username to finish their profile. One can enter your nickname so long as it actually seems like a primary identify and it’s to go.

31) Have you ever ever completed one thing professionally, risked so much, and failed? What was it? What made you’re taking the chance, and what did you’re taking away from it?

Google appears to like innovation, and with innovation comes dangers. So, when Google finds a artistic individual, it’s appreciative and respectful of the braveness to do one thing nobody else would. There must be one thing to assist that subsequent effort reach future endeavors. It could possibly be a startup that you simply ever labored on rising, a small enterprise, or any totally different occupation

32) What drew you to Google within the first place?

The applicant should clarify how their {qualifications} match these of Google, the employer, and the actual place they’re making use of for on this query. That is your time to exhibit that you’re certified for the place and are conversant in the enterprise as an alternative of Though it’s a very essential facet to some, the existence of providing causes like free meals and the prospect to deliver your pet to the Googleplex isn’t what you need to do right here.

Google continuously rolls out new {hardware} and software program. This group may profit out of your expertise as an app developer. Inform them that you simply need to meet with the crew to discover how one can be of help.

33) What’s your information of Google’s historical past

Google LLC, previously generally known as Google Inc. (1998-2017), is an American enterprise that creates, produces, and distributes software program throughout a variety of technological fields. It’s headquartered in Mountain View, California. Google handles greater than 70% of all world on-line search inquiries, making it essential to the expertise of nearly all of web customers.

Google initially solely targeting its search function, however it now supplies a variety of providers, together with electronic mail, software program for creating paperwork, and extra. Nonetheless, it was in a position to provide its {hardware} after buying Motorola Mobility in 2012.

Alongside Apple, IBM, and Microsoft, Google ranks as one of many 4 largest firms due to the breadth of its product line, scale, and influence on the high-tech trade. Nonetheless, the success of the corporate is primarily as a result of its search engine.

In 2016, Google solely obtained cash from adverts primarily based on individuals’s search queries.

34) Are you able to give me an instance of a time while you and your supervisor have been at odds? How did you two lastly agreed?

This query checks your open-mindedness for listening and accepting concepts in addition to presenting yours in entrance of them and coming to a conclusion that advantages the corporate. On this query,n cause for odds between you and your supervisor could possibly be concerning some thought associated to any ongoing mission or there may be some misunderstanding the led odds between you and your supervisor, the interviewer expects you to present a solution the place you calmly tried to eradicate the variations.  

For instance, You had had a disagreement together with your employer a few alternative that might have been very costly for the enterprise. It was about how we might handle our worker’s journey bills, and I supplied a method that helped the enterprise save roughly $1000. I ready a doc containing my technique and despatched it to him by electronic mail, requesting an in-person dialogue. We adopted the plan as a result of he embraced it, and every little thing turned out incredible.

35)  Share a element about your self that you simply haven’t put in your resume.

These sorts of interview questions are continuously utilized by interviewers to gauge your character and choose how shortly you may assume in your ft. Put together a particular trait about your self that isn’t talked about in your resume or every other supplies you’ve submitted. Watch out to not oversell your self or come throughout as unprofessional, but in addition take care to keep away from being flustered and having hassle talking. 
As an example,e In case you declare which you could drink two pints of beers in 30 seconds the interviewer may need to know why that ability is related to their enterprise. So give spectacular details about you that can be related to the enterprise like some achievement that you simply may be pleased with however couldn’t point out in your resume. 

36) On common, what do probably the most profitable individuals on this place share in frequent?

The vast majority of profitable individuals on this place not solely have a willingness to work arduous and study, however in addition they have quite a lot of ardour for his or her job and their area of experience.

37) What steps might YouTube take to enhance its enterprise mannequin?

At present, YouTube is a free service for customers, and its most important income is promoting. For many who need to escape commercials, YouTube could present premium accounts. Providing viewers pay-per-view movies and only-available-with-a-subscription content material is an extra alternative.

38)  What do you consider Google charging for his or her productiveness apps? Do you agree or disagree?

I disapprove of Google charging for its productiveness instruments. Since not everybody is able to pay for software program, charging for these apps will make it troublesome for them to draw a major consumer base. Many customers don’t need to pay for these apps as a result of they use them day by day as a part of their jobs. They will expertise a drop in customers on account of these charges, or they may even lose potential purchasers on account of the excessive prices.

39)  What does multithreaded programming imply?  

Multithreading is a function that permits the parallel execution of two or extra program elements for optimum CPU effectivity. Every part of such software program is named a thread. Subsequently, threads are gentle processes inside a course of.

40) Decide an app out of your cellphone’s dwelling display screen. What do you want about it? What do you dislike about it?

I need to specific my opinion in regards to the anydoc app that I’ve on my cellphone’s dwelling display screen. I recognize that it has numerous capabilities however remains to be simple to make use of. Nonetheless, there are some things I don’t like about it, such because the month-to-month price that you should pay even for those who don’t use all the capabilities. Moreover, the complexity and reminiscence utilization of the software program trigger my cellphone to take longer besides up.

41) Given an autosuggest subject in a creating nation, what steps would you’re taking to right it? 

Following are a number of actions to do to repair an autosuggest downside for searches in a creating nation:

  • Decide the key phrases which are typically searched in your nation and confirm their viability as autosuggest recommendations by viewing dwell outcomes, making an attempt out potential acronyms, and many others.
  • Search for comparable nations or areas the place you might try it out earlier than introducing it on a broader scale.

42) Point out what’s the weight of the empire state constructing?

The interviewer asks this question to probe the candidate’s psychological processes. The aim of such questions is to evaluate the candidate’s capacity to make educated guesses. Though it’s a little difficult in case you are expert with numbers and height-width calculations, you’ll undoubtedly discover a solution. The reply to this subject, after considering all of the elements, corresponding to a single story with peak, weight, and many others., is roughly 750,000tonss or 1.5 billion kilos of weight.

43) Clarify how 5 minus two equal 4?

That is one other tough query requested in a google interview In case you take f and e from 5 what stays is the Roman numeral iv.

5 minus two(F and e) offers iv(4)

44) Clarify the importance of “useless beef”?

The best response {that a} candidate may give is “DEADBEEF” a hexadecimal worth that was utilized in debugging through the mainframe/meeting period, making it easy to determine when figuring out and finding explicit reminiscence in pages of hex dumps. The vast majority of pc engineers have heard this time period. Usually, individuals will reply, “Beef is all the time useless,” to this query.

45) A crimson home is fabricated from crimson bricks; a blue home is made up of blue bricks what does the greenhouse is made up of?

A construction with a glass roof and partitions is named a greenhouse. Tropical flowers and tomatoes are among the many crops which are grown in greenhouses. Even within the winter, a greenhouse retains a snug temperature inside.

46) What do you assume are the three qualities to work at Google? To make the interviewer imagine that you’re desirous to study extra and make investments your self within the agency, it’s worthwhile to present them that you’re conscious of GOOGLE’s beliefs and attributes when answering this query in a Google interview.

Three qualities that can make a candidate an excellent match for working at GOOGLE are: 

  • One should work arduous and have quite a lot of ardour for his or her work
  • Understanding and inspiring the group to deal with everybody with dignity and respect
  • Establishing a cheerful office requires a constructive outlook and cooperation with coworkers to just accept and bear in mind everybody’s views.

47) How would you persuade a shopper to transition to our cloud options?

To reply this query in a google interview your technical experience, problem-solving capacity, communication skills, and persuasiveness will all be evaluated by this query.

Begin with a comparable expertise to assist the shopper relationship with the issue from that have, after which completely describe the problem at hand. Show an consciousness of the wants of the shopper, together with why they’d require this answer and the way it will assist them. Focus on the product’s benefits over rivals as effectively.

Clarify the channels of contact you’ll make use of, in addition to the instruments you’ll make the most of to work together with the shopper and ship your message, together with any follow-up inquiries.

48) Clarify a database in a single sentence to your eight-year-old nephew.

A database is akin to an individual who remembers numerous info on a variety of matters and supplies that info to others as wanted.

49) If an advertiser doesn’t see the advantage of Adwords as a result of poor conversions, how would you persuade them to remain on board? 

This query checks your convincing abilities, problem-solving capacity, and communication abilities the reply to this query must be like:

I’d attempt to determine why conversion charges are low initially. In conditions like this, the problem is typical with the shopper’s web site.

I can both promote them a brand new web site or make enhancements to their present one, so my technique is relatively easy. On the opposite facet, I can create a touchdown web page utilizing a platform like Unbounce to test whether or not we generate any leads or shut any gross sales. Nonetheless, this technique is finest used for lead era relatively than e-commerce.

It’s possible you’ll check to see whether or not your conversion monitoring is efficient and guarantee that you’re monitoring each conversion you may, together with cellphone conversions, gross sales, and make contact with type conversions. Often, despite the fact that conversions are occurring as a result of they don’t seem to be being recorded, a shopper could not expertise any advantages. It’s essential to exhibit the effectiveness of your Adwords ads to them. Adwords solely presents an issue in the case of changing views, in different phrases. Give them statistics such because the period of their go to, the variety of pages they noticed, and the bounce price. Nonetheless, go into it realizing what the problem is and tips on how to resolve it. Even when it’s merely a check, let the shopper know that you simply recognized a possible subject and supplied a possible answer.

50) May you briefly clarify AdWords to somebody unfamiliar with the product and internet marketing?   

On this query, you may be judged in your capacity to elucidate a difficult enterprise problem and discover a answer. It doesn’t matter how a lot you already know, what issues is how effectively you may clarify it to another person. Corporations make the most of Google Adverts, a platform for internet marketing, to promote their items and providers on Google Search, YouTube, and different web sites. Corporations also can select the kind of site visitors they need their promoting to herald with Google Adverts. Advertisers can tailor their budgets, and goal audiences, and begin or cease their promoting each time they need with a Google Adverts account.


Our dialogue to date has led us to the conclusion that the Googliness spherical is necessary within the hiring course of for Google and to arrange for it we’ve got mentioned the highest 50 Questions which have already been requested by Google. To know extra in regards to the hiring course of Google refer – Google hiring course of and for devoted apply to ace your Google Interview comply with GeeksforGeeks Interview Collection.

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