Google Kya Hai? | Class 8 Computer Ch 5 (Google Apps)

Class 8 Β· Computer & AIComputer Ch 5 Β· Introduction to Google AppsPost 1 / 7⏱ 15–18 min

Google Kya Hai? (Search Engine se Kahin Zyada!)

Ek search box se lekar poori digital duniya tak 🌐

A Β· Shuruaat

πŸ“– Kahani: Golu ka Project aur Priya ka Sawaal

Teen bachche ghar ki study table par laptop aur mobile par homework ke liye kuch dhoondh rahe hain
Golu, Priya aur Rohan: project ke liye internet par jaankari dhoondhte hue. (Image: Canva AI se banayi gayi Β· Β© charumam.com)

Shaam ko Golu ko school project mila: “Bharat ke 5 sabse bade dam (dams) ke baare mein likho.” Usne turant laptop khola, browser mein likha “bharat ke bade dam” aur Enter dabaya. Ek second se bhi kam mein hazaaron results aa gaye!

Uski cousin Priya boli: “Golu, tujhe pata hai, jis Google se tu search kar raha hai, usi ka Classroom hamara homework laata hai, mummy usi ke Maps se raasta dekhti hain, aur papa ka email bhi usi ka Gmail hai!”

Dost Rohan chaunk gaya: “Toh Google ek website hai, ek app hai, ya ek company?”

Teeno soch mein pad gaye. Aur Golu ka ek aur sawaal tha: itne saare web pages mein se Google ne sirf ek second mein sahi wale kaise dhoondh liye? Aaj inhi sawaalon ke jawab dhoondhenge. πŸ”

β€” πŸ“Œ charumam.com

🎯 Is Post Mein Kya Seekhenge

  • Google kya hai: company, search engine aur apps ka parivaar
  • Search engine kya hota hai aur yeh Crawling β†’ Indexing β†’ Ranking se kaise kaam karta hai
  • Browser aur search engine mein fark
  • Google Account: ek account, kai apps, aur cloud ka matlab
  • Smart search ke tareeke (quotes, minus, site:) aur safe rehne ki aadatein
β€” πŸ“Œ charumam.com

🧱 Basics: Pehle Yeh Aana Chahiye

1. Internet: duniya bhar ke crore computers aur mobiles ka ek bahut bada jaal (network), jo aapas mein jude hain aur jaankari bhej-le sakte hain.

2. Website aur Web page: web page internet par ek “panna” hai (jaise kitaab ka ek page). Kai jude hue pages milkar ek website banate hain, jaise ek poori kitaab.

3. Web browser: woh software jisse hum web pages kholte aur dekhte hain, jaise Chrome, Firefox, Edge, Safari.

4. URL: har web page ka pata (address), jaise https://charumam.com/start-here/. Jaise ghar ka pata likhne se chitthi sahi ghar pahunchti hai, URL likhne se sahi page khulta hai.

β€” πŸ“Œ charumam.com
B Β· Samjho

πŸ’‘ Concept: Google Kya Hai?

Google ek technology company hai jiska sabse mashhoor kaam hai Google Search, yani ek search engine. Lekin aaj Google ke paas search ke alawa bhi bahut saare apps aur services hain.

πŸ•°οΈ Chhoti si kahani Google ki

Step 1: Ek college project (1996). America ki Stanford University mein do PhD students, Larry Page aur Sergey Brin, ek search project par kaam kar rahe the. Uska naam pehle “BackRub” tha.
Kyun? Us samay internet par pages tezi se badh rahe the aur sahi page dhoondhna mushkil ho raha tha. Unhe ek behtar tareeka chahiye tha.
Step 2: Company bani (4 September 1998). Isi project se Google company shuru hui.
Naam kahan se aaya? Maths ke shabd “googol” se, jiska matlab hai 1 ke baad 100 zero (10100). Matlab: “itni saari jaankari ko sambhalna” hamara sapna hai.
Step 3: Search se apps tak. Dheere-dheere Google ne email (Gmail), naksha (Maps), online files (Drive, Docs, Sheets, Slides), video (YouTube), browser (Chrome) aur mobile ka operating system (Android) jaise products banaye ya apnaye. 2015 se Google ek badi parent company Alphabet ka hissa hai.

πŸ”Ž Search engine kya hota hai?

Search engine ek software (program) hai jo internet ke crore web pages mein se aapke sawaal (query) se jude pages dhoondh kar ek list (results) dikhata hai. Google, Bing aur DuckDuckGo search engines ke udaharan hain.

Search engine teen kadam mein kaam karta hai:

1. Crawling (pages padhna): chhote programs, jinhe crawler ya spider kehte hain, ek page se doosre page ke link pakad kar internet par ghoomte rehte hain aur naye ya badle hue pages padhte hain.
Kyun? Jab tak search engine ko pata hi nahi ki koi page hai, woh use dikha kaise sakta hai?
2. Indexing (list banana): padhe gaye pages ki jaankari ek bahut badi list mein jama ki jaati hai, jise index kehte hain. Jaise kitaab ke peeche “Index” mein likha hota hai ki kaunsa shabd kis page par hai.
Kyun? Har search par poora internet dobara padhna namumkin hai. Pehle se bani list mein dhoondhna bahut tez hota hai. Isiliye result ek second mein aate hain!
3. Ranking (kram mein lagana): aapki query ke liye index se kaam ke pages nikaale jaate hain aur sabse upyogi lagne wale page upar rakhe jaate hain.
Kyun? Hazaaron results mein se hum aam taur par sirf upar ke kuch hi dekhte hain. Isliye “kaunsa pehle” bahut zaroori hai.

πŸ‘€ Google Account: ek chaabi, kai darwaze

Google Account ek username (jaise naam@gmail.com) aur password hai. Isi ek account se aap Gmail, Drive, Docs, Sheets, Slides, Forms, Calendar, Meet, Maps aur YouTube sab mein sign in kar sakte hain.

  • Har account ke saath 15 GB free storage milta hai, jo Gmail, Drive aur Google Photos teeno mein milkar use hota hai.
  • Chhote bachchon ka account parents banate aur sambhalte hain (Google ki Family Link service se). Kitni umar tak aisa hoga, yeh desh ke niyam par depend karta hai.

☁️ Google Apps “cloud” par kyun kehlate hain?

Google Docs ya Drive mein banayi file aapke computer mein nahi, balki Google ke bade computers (servers) par save hoti hai. Ise cloud storage kehte hain. Iske 3 fayde:

  • Kahin se bhi kholo: school ke computer par banayi file ghar ke mobile par khul jaati hai.
  • Apne aap save: likhte-likhte file save hoti rehti hai.
  • Saath milkar kaam (collaboration): 3 dost ek hi file mein ek saath likh sakte hain.

Bas ek shart: zyada-tar kaam ke liye internet chahiye.

Ek line mein: Google = search engine + apps ka parivaar, aur Google Account = sabki ek chaabi.

β€” πŸ“Œ charumam.com

πŸ–ΌοΈ Diagrams: Picture se Samjho

Aapne likha: “bharat ke bade dam” β†’ Enter 1. Crawling Crawler links pakad kar pages padhta hai 2. Indexing Pages ki jaankari badi list (index) mein jama 3. Ranking Sabse kaam ke pages upar, baaki neeche 4. Results Aapki screen par list, 1 sec se kam Crawling aur Indexing pehle se, lagatar chalte rehte hain Ranking aapke search karte hi hoti hai Β© charumam.com
Diagram 1: Search engine ke kadam. Index pehle se taiyaar hota hai, isliye result itni jaldi aata hai. Β· Source: charumam.com
πŸ”‘ Ek Google Account naam@gmail.com + password βœ‰οΈ Gmail πŸ—‚οΈ Drive πŸ“„ Docs πŸ“Š Sheets πŸ“½οΈ Slides πŸ“ Forms πŸ“… Calendar πŸŽ₯ Meet πŸ—ΊοΈ Maps 15 GB free: Gmail + Drive + Photos Β© charumam.com
Diagram 2: Ek hi account (chaabi) se saare Google apps khulte hain. Icons CharuMam ne khud banaye hain, asli logo nahi. Β· Source: charumam.com
bharat ke sabse bade dam πŸ” AllImagesVideosNews Sponsored Dam Tour Package, Abhi Book Karo www.example-gyan.in β€Ί dams Bharat ke 10 Sabse Bade Dam: Poori List www.example-school.org β€Ί geography Dam Kya Hota Hai? Class 8 Notes Search box: query Tabs: photo, video Sponsored: ad URL: kaunsi site Title: link Snippet: jhalak Β© charumam.com
Diagram 3: Results page ke hisse (CharuMam ka banaya simple chitra, asli screenshot nahi; websites ke naam kalpanik hain). Β· Source: charumam.com
Source: charumam.com

πŸ” Deep Concept: Google “Internet” nahi hai, aur Rank 1 “Sach” ki guarantee nahi

1. Google internet ka maalik nahi, ek “naksha” hai. Web pages alag-alag websites ke apne servers par rakhe hote hain. Google sirf unki list (index) rakhta hai aur aapko unka raasta (link) dikhata hai. Jab aap result par click karte ho, toh aap Google se nikal kar us website par pahunch jaate ho.

Isiliye: agar koi website band ho jaaye, toh Google mein link dikhne ke baad bhi page nahi khulega.

2. Ranking “upyogi” dhoondhti hai, “sach” nahi tay karti. Search engine bahut saare sanket (signals) dekhta hai: kya page mein aapke shabd hain, page kitna naya hai, doosri websites us par kitna bharosa karti hain, wagairah. Phir bhi koi galat page upar aa sakta hai.

Isiliye: zaroori baat (jaise science fact ya khabar) ko 2–3 bharosemand websites (sarkari, school board, jaani-maani sansthaon) se milao.

3. “Sponsored” = paise dekar upar aaya. Results mein kuch links par Sponsored ya Ad likha hota hai. Yeh advertisement hain: companies ne paise diye hain, isliye upar hain, isliye nahi ki woh sabse achhe hain.

β€” πŸ“Œ charumam.com

✏️ Examples: Pehchaano, yeh kya hai?

CheezYeh kya hai?Kyun?
Chrome, Firefox, EdgeWeb browserWeb pages kholne aur dikhane wala software
Google Search, BingSearch enginePages dhoondh kar list deta hai
charumam.comWebsiteKai web pages ka samooh, apne pate (URL) ke saath
Gmail, Google DocsGoogle ka web app (Google App)Browser ya app mein chalta hai, Google Account se khulta hai
AndroidMobile ka operating systemPhone ko chalane wala mool software

Search ke examples: kamzor vs smart query

❌ “mujhe mere project ke liye dam ke baare mein kuch batao please”
βœ… bharat ke sabse bade dam list
Kyun? Search engine kaam ke shabdon (keywords) se dhoondhta hai. Faltu shabd hata do, zaroori shabd rakho.
❌ python (saanp ya computer language?)
βœ… python programming for beginners
Kyun? Ek shabd ke kai matlab ho sakte hain. Ek-do extra shabd jodne se search engine samajh jaata hai ki aapko kya chahiye.
β€” πŸ“Œ charumam.com

βš–οΈ Difference Table: Web Browser vs Search Engine

PointWeb BrowserSearch Engine
Kya hai?Computer/mobile par install hone wala softwareEk website/service jo internet par chalti hai
KaamWeb pages kholna aur dikhanaWeb pages dhoondhna aur list dena
UdaharanChrome, Firefox, Edge, SafariGoogle, Bing, DuckDuckGo
Bina doosre ke?URL pata ho toh bina search engine ke page khol sakta haiUse kholne ke liye browser (ya app) chahiye
MisaalGaadi: aapko jagah tak le jaati haiNaksha/guide: batata hai kahan jaana hai
β€” πŸ“Œ charumam.com

🚫 Misconceptions: Log aisa sochte hain… lekin

❌ “Google hi internet hai.”
βœ… Internet computers ka jaal hai. Google us par chalne wali ek company/service hai jo pages dhoondhne mein madad karti hai.
❌ “Chrome aur Google Search ek hi cheez hain.”
βœ… Chrome ek browser hai, Google Search ek search engine. Dono Google ke hain, par kaam alag hai. Chrome mein Bing bhi chala sakte ho, aur Firefox mein Google bhi.
❌ “Pehla result hamesha sahi hota hai.”
βœ… Ranking upyogi page dhoondhne ki koshish hai, sach ki guarantee nahi. Aur kabhi pehla result ek Sponsored ad hota hai.
❌ “Incognito mode mein mujhe koi nahi dekh sakta.”
βœ… Incognito sirf us device par history save nahi karta. Websites, school/office ka network aur internet company ab bhi dekh sakte hain ki kaunsi site khuli.
❌ “Google Account sirf Gmail ke liye hota hai.”
βœ… Ek hi account se Drive, Docs, Sheets, Slides, Forms, Calendar, Meet, Maps, YouTube sab chalte hain.
β€” πŸ“Œ charumam.com

πŸ”€ Key Terms (Exam mein English shabd hi likhna)

Search engine: internet par web pages dhoondhne wala software
Web browser: web pages kholne aur dikhane wala software
Query / Keyword: search box mein likhe gaye shabd
Crawler (Spider): links pakad kar pages padhne wala program
Index: padhe gaye pages ki badi list
Ranking: results ko upyogita ke kram mein lagana
Google Account: ek username + password jo saare Google apps kholta hai
Cloud storage: files ko internet ke servers par save karna
Collaboration: kai log ek saath ek hi file par kaam karein
Search operator: khaas nishaan jaise ” “, – , site: jo search ko tez aur sateek banate hain
Sponsored (Ad): paise dekar dikhaya gaya result
Googol: 1 ke baad 100 zero, jisse “Google” naam aaya
β€” πŸ“Œ charumam.com

❓ FAQs

1. Kya Google free hai? Phir company paise kaise kamaati hai?

Search aur zyada-tar apps aam users ke liye free hain. Google ki kamai ka bada hissa advertisements (jaise Sponsored results aur ads) se aata hai. Kuch extra cheezein paid hain, jaise zyada storage ya companies ke liye “Google Workspace”.

2. Search itni jaldi kaise ho jaata hai?

Kyunki Google aapke search karne ke baad internet nahi padhta. Crawling aur indexing pehle se chalti rehti hai. Search karte hi sirf taiyaar index mein dhoondha jaata hai aur ranking hoti hai. Saath hi Google ke paas duniya bhar mein bahut saare tez servers hain.

3. Kya bina Google Account ke Google Search use kar sakte hain?

Haan. Search, Maps dekhna aur YouTube dekhna bina sign in ke bhi ho jaata hai. Lekin Gmail, Drive, Docs mein apni files banane-rakhne ke liye account chahiye.

4. Kya Google ke alawa bhi search engines hain?

Haan: Bing, DuckDuckGo, Yahoo Search wagairah. Sab ka mool idea same hai: crawl, index, rank. Bas results aur features alag ho sakte hain.

5. Agar internet band ho toh Google Docs kaam karega?

Aam taur par Google apps ko internet chahiye. Kuch apps mein “offline” setting on karke bina internet ke bhi file khol-likh sakte hain; internet aate hi changes cloud par save ho jaate hain. Yeh setting pehle se, internet rehte hue, on karni padti hai.

β€” πŸ“Œ charumam.com
C Β· Karke Dekho

πŸ–±οΈ Hands-on: Smart Search Karo (Click-by-click)

Part A: Search karna aur Google apps dhoondhna

Computer par koi bhi browser kholo (Chrome, Edge, Firefox).
Address bar par jaane ke liye Ctrl + L (ya Alt + D) dabao, likho google.com aur Enter dabao.
Search box mein likho: bharat ke sabse bade dam aur Enter.
Results ke upar Images tab par click karo: ab sirf photos dikhengi. Wapas All par aao.
Kisi result ko naye tab mein kholne ke liye Ctrl dabakar uske title par click karo.
Khule page mein koi shabd dhoondhna ho toh Ctrl + F dabao aur shabd likho, jaise Tehri.
google.com ke upar daayein (top-right) kone mein 9 bindiyon wala button (“Google apps”) dabao. Gmail, Drive, Docs, Maps jaise saare apps ki list khulegi.

Kyun? Shortcut keys se haath mouse par baar-baar nahi jaata, kaam tez hota hai. Naye tab mein kholne se results wala page khona nahi padta.

Part B: Search operators (khaas nishaan)

Aap likhte hoKya hota haiKyun kaam ka?
“sardar sarovar dam”Quotes ke andar ke shabd isi kram mein, saath-saath dhoondhe jaate hainPoora naam ya line dhoondhni ho
python -snakeMinus ke baad wala shabd jin pages mein ho, woh hata diye jaate hainGalat matlab wale results hatao
dam site:gov.inResults sirf gov.in wali (sarkari) websites seBharosemand source chahiye
25*48Turant jawab: 1200 (calculator)Chhota hisaab jaldi
5 km in milesUnit badal kar jawabUnit conversion

Dhyaan do: minus ke baad space nahi (-snake, na ki – snake), aur site: ke baad bhi space nahi.

Kaam ki shortcut keys (browser mein)

KeysKaam
Ctrl + TNaya tab kholo
Ctrl + WAbhi wala tab band karo
Ctrl + Shift + TGalti se band hua tab wapas kholo
Ctrl + L / Alt + DAddress bar par jao
Ctrl + FPage mein shabd dhoondho
Ctrl + ClickLink ko naye tab mein kholo

(Mac par Ctrl ki jagah Cmd ⌘ key.)

β€” πŸ“Œ charumam.com

🧩 Try It Yourself

  1. Operator challenge: sirf sarkari websites se “monsoon” ki jaankari dhoondho. (Hint: monsoon site:gov.in)
  2. Galat matlab hatao: “jaguar” search karo. Phir sirf jaanwar wale results ke liye car wale results hatao. (Hint: jaguar -car)
  3. Apps grid explore: google.com par 9 bindiyon wala button kholo aur aise 3 apps ke naam likho jo is post mein nahi aaye.
Jawab dekhne se pehle khud try karo! (Hints)

1) monsoon site:gov.in likhne par sirf gov.in wali websites aayengi, jaise mausam vibhag. 2) jaguar -car se car wale pages hat jaate hain. 3) Jo dikhe wahi sahi hai, jaise Translate, Keep, Photos, News; list samay ke saath badal sakti hai.

β€” πŸ“Œ charumam.com

πŸ›‘οΈ Safety / Achhi Aadatein

πŸ”’ Password aur OTP kabhi kisi ko mat batao, dost ko bhi nahi. Google kabhi phone ya message karke aapka password nahi maangta.
πŸ‘€ URL dhyaan se padho. Nakli websites asli jaisa naam rakhti hain, jaise g00gle (zero ke saath). Login karne se pehle pata check karo.
πŸ‘¨β€πŸ‘©β€πŸ‘§ Account parents ki madad se banao aur unhe batao ki aap kaunse apps use karte ho.
πŸšͺ School ya cyber cafe ke computer par kaam ke baad Sign out zaroor karo. Warna agla insaan aapke account mein ghus sakta hai.
🧐 Ek source par aankh band karke bharosa mat karo. Sponsored ads pehchaano aur zaroori baat 2–3 jagah milao.
πŸ” Strong password + 2-Step Verification (password ke saath phone par ek code) account ko kaafi surakshit banata hai.
β€” πŸ“Œ charumam.com

🧠 Think Like a Programmer: Sahi Jaankari Dhoondhne ka Algorithm

Problem: Golu ko project ke liye bharat ke 5 sabse bade dams ki sahi list chahiye.

Samjho (Input kya hai?): chahiye: dam ka naam, nadi, rajya. “Bade” ka matlab: oonchaai ya paani rakhne ki kshamta? Pehle tay karo.
Steps socho: keywords chuno β†’ search karo β†’ 3 bharosemand results kholo β†’ jaankari note karo.
Karo (Run): query: bharat ke sabse oonche dam list
Test karo: kya teeno sources mein same naam aa rahe hain? Kya page purana toh nahi?
Fix karo (Debug): agar results mile-jule hain, toh query badlo, jaise “tallest dams in india” site:gov.in, aur dobara test karo.

Programmer bhi yahi karta hai: problem samjho β†’ steps β†’ code chalao β†’ test β†’ galti theek karo. Search bhi ek chhota sa “program” hai jo hum shabdon se likhte hain!

β€” πŸ“Œ charumam.com

🌍 Real Life Mein Google

  • πŸ§‘β€πŸŒΎ Kisan chacha mobile par mausam aur fasal ki jaankari search karte hain.
  • πŸ›΅ Delivery bhaiya Maps se sabse chhota raasta dekhte hain.
  • πŸͺ Kirana dukaan wale uncle Sheets mein udhaar ka hisaab rakhte hain.
  • πŸ‘©β€πŸ« Teacher Forms se quiz leti hain aur Classroom se homework deti hain.
  • πŸ‘΅ Dadi Translate se English dawai ka parcha Hindi mein samajhti hain.

Agle posts mein in apps ko ek-ek karke chalana seekhenge! πŸš€

β€” πŸ“Œ charumam.com
D Β· Revise

πŸ” Recap: Poora Post Ek Nazar Mein

  • Google ek technology company hai (4 Sept 1998, Larry Page aur Sergey Brin). Naam googol (10100) se aaya.
  • Search engine = web pages dhoondhne wala software. Kaam: Crawling β†’ Indexing β†’ Ranking β†’ Results.
  • Browser page dikhata hai, search engine page dhoondhta hai.
  • Google Account = ek chaabi, saare apps. 15 GB free storage (Gmail + Drive + Photos).
  • Google apps cloud par: kahin se bhi kholo, auto-save, saath milkar kaam.
  • Smart search: ” “ poora vakya, – shabd hatao, site: ek tarah ki website.
  • Safety: password/OTP gupt, URL check, Sign out, Sponsored pehchaano, 2–3 source milao.
β€” πŸ“Œ charumam.com
E Β· Practice (Aasan β†’ Mushkil)

✍️ Fill in the Blanks

  1. Internet par web pages dhoondhne wale software ko ______ kehte hain.
  2. Pages padhne wale program ko crawler ya ______ kehte hain.
  3. Padhe gaye pages ki badi list ko ______ kehte hain.
  4. “Google” naam maths ke shabd ______ se aaya hai.
  5. Google Account ke saath ______ GB free storage milta hai.
  6. Search mein kisi shabd ko hatane ke liye uske aage ______ nishaan lagate hain.
Answers

1) search engine Β· 2) spider Β· 3) index Β· 4) googol Β· 5) 15 Β· 6) minus (-)

βœ… True / False

  1. Chrome ek search engine hai.
  2. Google search karne ke baad poora internet dobara padhta hai.
  3. Ek Google Account se Gmail aur Drive dono chal sakte hain.
  4. Sponsored result hamesha sabse achha result hota hai.
  5. Cloud par save ki gayi file doosre device par bhi khul sakti hai.
  6. Incognito mode mein website ko pata nahi chalta ki aap aaye the.
Answers (kyun ke saath)

1) False: Chrome browser hai; search engine Google Search hai.
2) False: woh pehle se bane index mein dhoondhta hai.
3) True: ek account, saare apps.
4) False: woh paise dekar upar aaya ad hai.
5) True: file servers par hai, kahin se bhi sign in karke kholo.
6) False: Incognito sirf aapke device par history save nahi karta; website ko visit dikhti hai.

πŸ”˜ MCQs

Q1. Inme se search engine kaun sa hai? (a) Firefox (b) Bing (c) Windows (d) Android

βœ… (b) Bing: web pages dhoondhta hai.
(a) Firefox ek browser hai.
(c) Windows computer ka operating system hai.
(d) Android mobile ka operating system hai.

Q2. Search engine ka sahi kram kya hai? (a) Ranking β†’ Crawling β†’ Indexing (b) Indexing β†’ Ranking β†’ Crawling (c) Crawling β†’ Indexing β†’ Ranking (d) Crawling β†’ Ranking β†’ Indexing

βœ… (c): pehle pages padho, phir list banao, phir kram mein lagao.
(a), (b), (d) mein kram ulta hai: bina padhe list nahi ban sakti, aur bina list ke ranking nahi ho sakti.

Q3. Google company kab shuru hui? (a) 1991 (b) 1998 (c) 2004 (d) 2015

βœ… (b) 1998 (4 September).
(a) 1991 mein World Wide Web aam logon ke liye aaya tha, Google nahi.
(c) 2004 mein Gmail launch hua tha.
(d) 2015 mein Alphabet parent company bani.

Q4. “Googol” ka matlab kya hai? (a) 1 ke baad 10 zero (b) 1 ke baad 100 zero (c) 100 ke baad 1 zero (d) ek bahut bada computer

βœ… (b): 10100.
(a) woh 1010 hai.
(c) woh 1000 hai.
(d) googol ek sankhya hai, machine nahi.

Q5. Sirf sarkari websites se results chahiye. Kya likhoge? (a) dam -gov.in (b) “dam gov” (c) dam site:gov.in (d) dam + gov

βœ… (c): site: operator results ko us domain tak seemit karta hai.
(a) minus toh gov.in ko hata dega, ulta kaam.
(b) quotes sirf “dam gov” shabdon ko saath dhoondhenge.
(d) plus nishaan se aisa filter nahi lagta.

Q6. Google Account ka 15 GB free storage kin mein baanta jaata hai? (a) Sirf Gmail (b) Gmail, Drive aur Photos (c) Sirf YouTube (d) Maps aur Meet

βœ… (b): teeno milkar 15 GB use karte hain.
(a) sirf Gmail nahi, Drive aur Photos bhi.
(c) YouTube dekhne se yeh storage nahi bharta.
(d) Maps aur Meet is 15 GB ke mukhya hisse nahi hain.

Q7. Cloud storage ka sabse bada fayda kya hai? (a) Internet ki zaroorat kabhi nahi (b) File kisi bhi device se khul sakti hai (c) Computer tez ho jaata hai (d) File kabhi share nahi hoti

βœ… (b): file servers par hai, sign in karke kahin se kholo.
(a) galat: zyada-tar kaam ke liye internet chahiye.
(c) cloud se computer ki speed nahi badhti.
(d) ulta, cloud file share karna aasaan banata hai.

Q8. Galti se band hua tab wapas kholne ki shortcut key? (a) Ctrl + T (b) Ctrl + W (c) Ctrl + Shift + T (d) Ctrl + F

βœ… (c) Ctrl + Shift + T.
(a) naya khaali tab kholta hai.
(b) tab band karta hai.
(d) page mein shabd dhoondhta hai.

πŸ”— Assertion–Reason

Options: (a) A aur R dono sahi, aur R, A ko samjhata hai Β· (b) A aur R dono sahi, par R, A ko nahi samjhata Β· (c) A sahi, R galat Β· (d) A galat, R sahi

1. A: Google search ka result ek second se kam mein aa jaata hai. R: Search engine pehle se bane index mein dhoondhta hai.

βœ… (a): taiyaar index ki wajah se hi search itna tez hai, isliye R, A ko samjhata hai.

2. A: Chrome ek search engine hai. R: Chrome ko Google ne banaya hai.

βœ… (d): A galat hai (Chrome browser hai). R sahi hai.

3. A: Google Docs ki file school aur ghar dono jagah khul sakti hai. R: Google Docs ki file cloud (Google ke servers) par save hoti hai.

βœ… (a): file device mein nahi, servers par hai, isliye kahin se bhi khulti hai. R hi A ki wajah hai.

πŸ“ Very Short Answer (1 mark)

1. Google ke founders ke naam likho.

Larry Page aur Sergey Brin.

2. Do web browsers ke naam likho.

Chrome aur Firefox (Edge, Safari bhi sahi).

3. Crawler kya karta hai?

Links pakad kar internet ke web pages padhta hai.

4. Google ki parent company ka naam kya hai?

Alphabet.

5. Page mein shabd dhoondhne ki shortcut key kya hai?

Ctrl + F.

πŸ“ Short Answer (2–3 marks)

1. Search engine kya hai? Do udaharan do.

Search engine ek software hai jo internet ke web pages mein se user ki query se jude pages dhoondh kar list deta hai. Udaharan: Google, Bing.

2. Web browser aur search engine mein do fark likho.

(1) Browser web pages kholta/dikhata hai; search engine pages dhoondhta hai. (2) Browser device par install hota hai (Chrome); search engine internet par chalne wali service hai (Google Search).

3. Google Account ke do fayde likho.

(1) Ek hi username-password se saare Google apps (Gmail, Drive, Docs, Maps…) khulte hain. (2) 15 GB free cloud storage milta hai, jisse files kisi bhi device se khul sakti hain.

4. Teen search operators aur unka kaam likho.

” ” : shabdon ko isi kram mein saath dhoondhe. – : shabd wale pages hata de. site: : results ek hi website ya domain se de.

πŸ“ Long Answer (5 marks)

1. Search engine kaise kaam karta hai? Teeno steps diagram/flow ke saath samjhao.

Flow: Crawling β†’ Indexing β†’ Ranking β†’ Results.
Crawling: crawler (spider) programs links pakad kar internet par ghoomte hain aur naye/badle pages padhte hain.
Indexing: padhe gaye pages ki jaankari ek badi list (index) mein rakhi jaati hai, jaise kitaab ka index.
Ranking: user ki query aane par index se kaam ke pages nikaale jaate hain aur upyogita ke hisaab se kram mein lagaye jaate hain.
Results: list user ki screen par dikhti hai.
Kyunki crawling aur indexing pehle se hoti rehti hai, search ek second se kam mein ho jaata hai.

2. Google Apps ko “cloud-based” kyun kehte hain? Iske fayde aur ek seema (limitation) likho, aur 5 Google apps ke naam do.

Cloud-based: in apps ki files user ke device par nahi, Google ke servers par save hoti hain aur apps internet ke zariye chalte hain.
Fayde: (1) kisi bhi device se kholo, (2) auto-save, (3) kai log saath kaam kar sakte hain (collaboration), (4) device kharab hone par bhi file surakshit.
Seema: zyada-tar kaam ke liye internet zaroori hai.
Apps: Gmail, Drive, Docs, Sheets, Slides (Forms, Calendar, Meet, Maps bhi sahi).

πŸ“° Case-Based Question

Rohan ko “solar energy” par speech likhni hai. Woh school ki lab ke computer par Chrome kholta hai, search karta hai, aur sabse upar wale link par click karta hai, jis par chhota sa “Sponsored” likha tha. Woh page solar panel bechne ka ad nikla. Phir woh apne Google Account se Docs mein speech likhta hai aur ghar jaakar mobile par wahi file kholta hai. Jaate-jaate woh lab ke computer par sign out karna bhool gaya.

Q1. Chrome aur Google Search mein se kaun browser hai aur kaun search engine?

Chrome browser hai; Google Search search engine hai.

Q2. Pehla link ad kyun nikla?

Woh “Sponsored” result tha, yani company ne paise dekar use upar dikhwaya tha. Woh zaroori nahi ki sabse kaam ka ho.

Q3. Ghar par mobile mein wahi file kaise khul gayi?

Google Docs ki file cloud (Google ke servers) par save hoti hai, isliye usi Google Account se kisi bhi device par khul jaati hai.

Q4. Rohan ne kya galti ki aur kya khatra hai?

Lab ke computer par sign out nahi kiya. Agla student uske account se uski files, emails dekh ya badal sakta hai. Use turant kisi doosre device se “sab devices se sign out” karna chahiye aur aage se kaam ke baad sign out karna chahiye.

πŸš€ HOTS

1. Agar search engine index na banaye aur har search par poora internet padhe, toh kya hoga?

Ek search mein ghanton ya din lag jaate, kyunki internet par arbon pages hain. Index pehle se taiyaar rakhne ki wajah se hi search ek second mein hota hai. Yeh kitaab mein index dekh kar page dhoondhne vs poori kitaab padhne jaisa hai.

2. Priya ko ek website par likha mila “Pani 50Β°C par ubalta hai”. Woh page search mein pehle number par tha. Use kya karna chahiye?

Rank 1 sach ki guarantee nahi hai. Use 2–3 bharosemand sources (science textbook, sarkari/educational sites) se milana chahiye. Saadharan dabav par paani 100Β°C par ubalta hai, isliye woh page galat hai.

3. “python” search karne par saanp aur programming dono ke results aate hain. Do alag tareekon se sirf programming wale results laao.

Tareeka 1: shabd jodo: python programming language. Tareeka 2: minus operator: python -snake. (Tareeka 3 bhi chalega: python site:python.org.)

πŸ† Cyber Olympiad Corner

1. Inme se kaunsa search engine NAHI hai? (a) Bing (b) DuckDuckGo (c) Safari (d) Google

βœ… (c) Safari: yeh Apple ka web browser hai. Baaki teeno search engines hain.

2. Ek search query mein ” ” ka kya kaam hai? (a) Shabd hatana (b) Shabdon ko isi kram mein saath dhoondhna (c) Calculator kholna (d) Sirf images dikhana

βœ… (b). (a) minus ka kaam hai. (c) aur (d) quotes se nahi hote.

3. 10100 ko kya kehte hain, jisse ek mashhoor company ka naam bana? (a) Million (b) Billion (c) Googol (d) Gigabyte

βœ… (c) Googol. Million = 106, Billion = 109, Gigabyte data ki ek unit hai.

F Β· Aage

πŸ“š Aur Padho (External Reference)

β€” πŸ“Œ charumam.com

πŸ’– CharuMam Motivation

Google ka raaz yaad hai? Pehle ghoomo aur padho (crawling), phir sambhal ke likho (indexing), phir zaroori cheez ko pehle rakho (ranking).

Padhai bhi bilkul aisi hai, beta. Roz thoda padho, apne notes saaf rakho, aur exam se pehle zaroori topics ko pehle dohraao. Aur haan: jawab dhoondhna aana, jawab ratne se bada hunar hai. Aap aaj se ek smart searcher ho! πŸ”πŸŒ±

β€” CharuMam

Β© 2026 charumam.com | Class 8 Computer β€” Ch 5, Post 1
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