{"id":159420,"date":"2016-03-24T11:55:19","date_gmt":"2016-03-24T09:55:19","guid":{"rendered":"http:\/\/mybroadband.co.za\/news\/?p=159420"},"modified":"2016-03-24T11:56:27","modified_gmt":"2016-03-24T09:56:27","slug":"10-brain-straining-google-interview-questions","status":"publish","type":"post","link":"https:\/\/mybroadband.co.za\/news\/business\/159420-10-brain-straining-google-interview-questions.html","title":{"rendered":"10 brain-straining Google interview questions"},"content":{"rendered":"<p>Google was ranked as the most attractive employer in South Africa in Universum\u2019s recent 2016 Most Attractive Employer Awards.<\/p>\n<p>To get a job at Google is not easy, though, as the company is renowned for its\u00a0stringent interview process.<\/p>\n<p>Google\u2019s South African\u00a0office said it is\u00a0looking for people who are great at a lot of things, love big challenges, and welcome big changes.<\/p>\n<p>This raises the question: What type of interview questions will candidates face when trying to land a job at Google?<\/p>\n<p>Seattle job coach Lewis Lin published a list of questions from Google which his clients faced during the interview process &#8211; here are the tougher ones and their answers.<\/p>\n<hr \/>\n<h3 class=\"my-4\">Why are manhole covers round?<\/h3>\n<p><a href=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2015\/10\/Manhole-cover.jpg\" rel=\"attachment wp-att-143799\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-143799\" src=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2015\/10\/Manhole-cover.jpg\" alt=\"Manhole cover\" width=\"640\" height=\"427\" srcset=\"https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2015\/10\/Manhole-cover.jpg 630w, https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2015\/10\/Manhole-cover-250x166.jpg 250w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p><em>A round manhole cover cannot fall through its circular opening, whereas a square manhole cover could fall in if it were inserted diagonally.<\/em><\/p>\n<hr \/>\n<h3 class=\"my-4\">A man pushed his car to a hotel and lost his fortune. What happened?<\/h3>\n<p><a href=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Pushing-car.jpg\" rel=\"attachment wp-att-159428\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-159428\" src=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Pushing-car.jpg\" alt=\"Pushing car\" width=\"640\" height=\"427\" srcset=\"https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Pushing-car.jpg 640w, https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Pushing-car-250x166.jpg 250w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p><em>He was playing Monopoly. The car is his token, and when he arrives at the property with the hotel, he does not have enough money or property\u00a0to pay the rent.<\/em><\/p>\n<hr \/>\n<h3 class=\"my-4\">Explain the significance of \u201cdead beef\u201d?<\/h3>\n<p><a href=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Cow-skin.jpg\" rel=\"attachment wp-att-159440\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-159440\" src=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Cow-skin.jpg\" alt=\"Cow skin\" width=\"640\" height=\"427\" srcset=\"https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Cow-skin.jpg 640w, https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Cow-skin-250x166.jpg 250w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p><em>0xDEADBEEF (&#8220;dead beef&#8221;) is used by IBM RS\/6000 systems, Mac OS on 32-bit PowerPC processors, and the Commodore Amiga as a magic debug value.<\/em><\/p>\n<hr \/>\n<h3 class=\"my-4\">What\u2019s 2 to the power of 64?<\/h3>\n<p><a href=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/01\/Applied-Mathematics.jpg\" rel=\"attachment wp-att-151409\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-151409\" src=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/01\/Applied-Mathematics.jpg\" alt=\"Applied Mathematics\" width=\"640\" height=\"427\" srcset=\"https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/01\/Applied-Mathematics.jpg 630w, https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/01\/Applied-Mathematics-250x166.jpg 250w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p><em>18,446,744,073,709,551,616 &#8211; it is read as\u00a0eighteen quintillion, four hundred and forty-six quadrillion, seven hundred and forty-four trillion, seventy-three billion, seven hundred and nine million, five hundred and fifty-one thousand, six hundred and sixteen.<\/em><\/p>\n<hr \/>\n<h3 class=\"my-4\">How much money do you think Google makes daily from Gmail ads?<\/h3>\n<p><a href=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/02\/Gmail.jpg\" rel=\"attachment wp-att-153800\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-153800\" src=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/02\/Gmail.jpg\" alt=\"Gmail logo\" width=\"640\" height=\"430\" \/><\/a><\/p>\n<p><em><a href=\"https:\/\/www.quora.com\/How-much-does-Google-earn-from-ads-per-Gmail-account-on-a-daily-basis\" target=\"_blank\">An explanation here.<\/a><\/em><\/p>\n<hr \/>\n<h3 class=\"my-4\">How many golf balls can fit in a school bus?<\/h3>\n<p><a href=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Bus.jpg\" rel=\"attachment wp-att-157563\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-157563\" src=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Bus.jpg\" alt=\"Bus\" width=\"640\" height=\"426\" srcset=\"https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Bus.jpg 668w, https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Bus-640x426.jpg 640w, https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Bus-250x166.jpg 250w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p><em>Divide 2.5 cubic inches into 1.6 million cubic inches and you come up with 660,000 golf balls. <\/em><\/p>\n<p><em>However, since there are seats in there taking up space and also since the spherical shape of a golf ball means there will be considerable empty space between them when stacked, round down to 500,000 golf balls.<\/em><\/p>\n<hr \/>\n<h3 class=\"my-4\">How much should you charge to wash all the windows in Seattle?<\/h3>\n<p><a href=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Seattle.jpg\" rel=\"attachment wp-att-159432\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-159432\" src=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Seattle.jpg\" alt=\"Seattle\" width=\"640\" height=\"427\" srcset=\"https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Seattle.jpg 640w, https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Seattle-250x166.jpg 250w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p><em>If Seattle consists of 10,000 city blocks with 600 windows per block, and the window washer spends five minutes per window while being paid a rate of $20 per hour, the answer would be approximately $10 million.<\/em><\/p>\n<hr \/>\n<h3 class=\"my-4\">How many times a day do a clock\u2019s hands overlap?<\/h3>\n<p><a href=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/02\/Clock.jpg\" rel=\"attachment wp-att-156493\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-156493\" src=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/02\/Clock.jpg\" alt=\"Clock\" width=\"640\" height=\"430\" \/><\/a><\/p>\n<p><em>The first time the minute and hour hands overlap, the minute hand would have completed 1 lap more than the hour hand. So we have T = T\/12 + 1.<\/em><\/p>\n<p><em>This implies that the first overlap happens after T = 12\/11 hours (~1:05 am). Similarly, the second time they overlap, the minute hand would have completed two more laps than the hour hand. So for N overlaps, we have T = T\/12 + N. Thus, the hands of a clock overlap 22 times a day.<\/em><\/p>\n<hr \/>\n<h3 class=\"my-4\">How many piano tuners are there in the world?<\/h3>\n<p><a href=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Piano-tuner.jpg\" rel=\"attachment wp-att-159434\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-159434\" src=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Piano-tuner.jpg\" alt=\"Piano tuner\" width=\"640\" height=\"427\" srcset=\"https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Piano-tuner.jpg 640w, https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Piano-tuner-250x166.jpg 250w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p><em>Given the average piano owner tunes his piano once a year:\u00a0<\/em><em>(50 weeks\/year)\u00d7(5 days\/week)\u00d7(8 hours\/day)\/(2 hours to tune a piano) = 1000 piano tunings per year per piano tuner. Now find the number of pianos in the world, and you are off to a good start.<\/em><\/p>\n<hr \/>\n<h3 class=\"my-4\">What is the probability of breaking a stick into 3 pieces and forming a triangle?<\/h3>\n<p><a href=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Google-Drive.jpg\" rel=\"attachment wp-att-159436\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-159436\" src=\"http:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Google-Drive.jpg\" alt=\"Google Drive\" width=\"640\" height=\"427\" srcset=\"https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Google-Drive.jpg 640w, https:\/\/mybroadband.co.za\/news\/wp-content\/uploads\/2016\/03\/Google-Drive-250x166.jpg 250w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p><em>If you break a stick at two points chosen uniformly, the probability of the three resulting sticks forming a triangle is 1\/4.<\/em><\/p>\n<hr \/>\n<h3 class=\"my-4\">More on Google<\/h3>\n<p><strong><a href=\"http:\/\/mybroadband.co.za\/news\/smartphones\/159410-google-is-building-a-keyboard-for-iphones-report.html\">Google is building a keyboard for iPhones: report<\/a><\/strong><\/p>\n<p><a href=\"http:\/\/mybroadband.co.za\/news\/internet\/158873-apple-now-using-google-cloud-for-some-icloud-data.html\"><strong>Apple now using Google Cloud for some iCloud data<\/strong><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Google is known for its challenging interview questions &#8211; here are some of the toughest questions its IT candidates had to face.<\/p>\n","protected":false},"author":23,"featured_media":148609,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_sma_x_autopost_status":"idle","_sma_x_autopost_error":"","_sma_x_post_id":"","_sma_facebook_post_id":"","_sma_instagram_post_id":"","_sma_threads_post_id":"","_sma_x_attempts":0,"footnotes":""},"categories":[19],"tags":[167,35],"class_list":["post-159420","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-business","tag-google","tag-headline"],"_links":{"self":[{"href":"https:\/\/mybroadband.co.za\/news\/wp-json\/wp\/v2\/posts\/159420"}],"collection":[{"href":"https:\/\/mybroadband.co.za\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mybroadband.co.za\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mybroadband.co.za\/news\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/mybroadband.co.za\/news\/wp-json\/wp\/v2\/comments?post=159420"}],"version-history":[{"count":2,"href":"https:\/\/mybroadband.co.za\/news\/wp-json\/wp\/v2\/posts\/159420\/revisions"}],"predecessor-version":[{"id":159464,"href":"https:\/\/mybroadband.co.za\/news\/wp-json\/wp\/v2\/posts\/159420\/revisions\/159464"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mybroadband.co.za\/news\/wp-json\/wp\/v2\/media\/148609"}],"wp:attachment":[{"href":"https:\/\/mybroadband.co.za\/news\/wp-json\/wp\/v2\/media?parent=159420"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mybroadband.co.za\/news\/wp-json\/wp\/v2\/categories?post=159420"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mybroadband.co.za\/news\/wp-json\/wp\/v2\/tags?post=159420"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}