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Class 9 · कंप्यूटर · 255+ Q&A

Class 9 Computer — Internet and Email Important Questions with Answers

IT basics, hardware, software, internet safety and MS Office for Class 9. Showing 20 of 25 on page 1 / 2.

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  4. अगला पेज · एक स्क्रीन पर 20 प्रश्न
All Q&A MCQ test Short answers Long answers Important
All chapters 1. Hardware 2. Software 3. Operating System 4. Memory and Storage 5. Input and Output 6. Networking 7. Internet and Email 8. Cyber Safety 9. MS Office 10. Number System 11. IPR and Digital Ethics

Page 1 of 2 · 25 questions in this view

Q.53 MCQ Internet and Email

The internet is

  • A. a single computer in Delhi
  • B. a worldwide network of networks
  • C. only Facebook
  • D. a type of RAM
View the correct answer

Correct option: B — a worldwide network of networks

WWW is a service that runs on the internet, not the whole internet.

Q.54 MCQ Internet and Email

HTTP is a

  • A. hardware port
  • B. protocol for transferring web pages
  • C. printer brand
  • D. memory unit
View the correct answer

Correct option: B — protocol for transferring web pages

HTTPS adds encryption.

Q.55 MCQ Internet and Email

A URL is

  • A. a type of mouse
  • B. the address of a resource on the web
  • C. a CPU register
  • D. an antivirus
View the correct answer

Correct option: B — the address of a resource on the web

Example form: https://www.example.com/page

Q.56 MCQ Internet and Email

A search engine is used to

  • A. solder RAM
  • B. find pages and files using keywords
  • C. replace the OS
  • D. charge UPS
View the correct answer

Correct option: B — find pages and files using keywords

Google, Bing and others; evaluate results, do not believe the first line blindly.

Q.57 MCQ Internet and Email

Email stands for

  • A. Emergency mail van
  • B. Electronic mail
  • C. Extra mega list
  • D. Eastern modem link
View the correct answer

Correct option: B — Electronic mail

Needs an address like name@school.edu

Q.58 MCQ Internet and Email

The part after @ in an email id is

  • A. the attachment size
  • B. the mail server / domain
  • C. the password
  • D. the CC list
View the correct answer

Correct option: B — the mail server / domain

Before @ is the mailbox name.

Q.59 MCQ Internet and Email

CC in email means

  • A. Carbon / Courtesy Copy visible to all listed
  • B. Secret police copy only
  • C. Cancel Computer
  • D. Central CPU
View the correct answer

Correct option: A — Carbon / Courtesy Copy visible to all listed

BCC hides other recipients from one another.

Q.60 MCQ Internet and Email

An attachment should be

  • A. any unknown .exe from a stranger
  • B. a needed file of allowed type and size
  • C. always a virus
  • D. the OS kernel
View the correct answer

Correct option: B — a needed file of allowed type and size

Scan unexpected attachments.

Q.61 MCQ Internet and Email

A browser is software to

  • A. compile C++ only
  • B. view web pages
  • C. oil the fan
  • D. stitch LAN cables
View the correct answer

Correct option: B — view web pages

Chrome, Edge, Firefox — not the internet itself.

Q.62 MCQ Internet and Email

WWW was designed so that

  • A. only one country can read pages
  • B. hyperlinked documents can be viewed worldwide
  • C. RAM becomes infinite
  • D. printers vanish
View the correct answer

Correct option: B — hyperlinked documents can be viewed worldwide

Tim Berners-Lee’s idea is the usual classroom history note.

Q.106 MCQ Internet and Email

BCC is useful when

  • A. you want every receiver to see every other address
  • B. you must hide the list of other receivers
  • C. you send no message
  • D. you print slides
View the correct answer

Correct option: B — you must hide the list of other receivers

Use it for privacy in group mail.

Q.117 MCQ Internet and Email

A blog is

  • A. a hardware fan
  • B. a regularly updated web journal
  • C. a type of bit
  • D. an ALU
View the correct answer

Correct option: B — a regularly updated web journal

Still follow cyber safety and copyright.

Q.128 MCQ Internet and Email

Spam email is

  • A. always from the principal
  • B. unwanted bulk mail, often ads or tricks
  • C. a type of RAM
  • D. a slide layout
View the correct answer

Correct option: B — unwanted bulk mail, often ads or tricks

Do not open its links.

Q.138 MCQ Internet and Email

HTTPS in the address bar suggests

  • A. the site is funny
  • B. an encrypted connection (look for the lock, still judge the site)
  • C. free RAM
  • D. a laser printer
View the correct answer

Correct option: B — an encrypted connection (look for the lock, still judge the site)

Encryption is not the same as a trustworthy shop.

Q.148 MCQ Internet and Email

Netiquette means

  • A. network cables only
  • B. polite, responsible behaviour online
  • C. a type of RAM
  • D. binary addition
View the correct answer

Correct option: B — polite, responsible behaviour online

Do not shout in caps or forward rumours.

Q.154 MCQ Internet and Email

A domain name is easier than an IP because

  • A. it is always shorter than 1 letter
  • B. people remember words better than long numbers
  • C. it increases GHz
  • D. it is a printer
View the correct answer

Correct option: B — people remember words better than long numbers

DNS translates names to numbers.

Q.163 MCQ Internet and Email

Reply All should be used

  • A. always, even for personal answers
  • B. only when every recipient needs your reply
  • C. never in school
  • D. to send OTPs
View the correct answer

Correct option: B — only when every recipient needs your reply

Avoid mailbox noise.

Q.172 MCQ Internet and Email

Cookies on websites can

  • A. bake in the canteen
  • B. store small data such as preferences; some track you
  • C. increase ALU size
  • D. format ROM
View the correct answer

Correct option: B — store small data such as preferences; some track you

Clearing cookies may log you out.

Q.188 Short Internet and Email

What is the internet? How is WWW different?

View the correct answer

The internet is a global network of networks using protocols such as TCP/IP. WWW is a service of hyperlinked pages viewed in a browser with HTTP/HTTPS. Email, video calls and file transfer also use the internet but are not the same as the web.

Q.189 Short Internet and Email

Write the parts of an email and rules for a school mail.

View the correct answer

To, Subject, body, optional CC/BCC, attachments. Use a clear subject, polite greeting, short paragraphs and a name-class signature. Do not send rumours or huge unmarked attachments. Check the address before Send.

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