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This post contains 50 MCQs on Computer Communication and Internet specially designed for SSC CGL, CHSL, IBPS, Railway, UPSI and other competitive exams.
✅ Computer Communication & Internet – 50 MCQs
1. Computer communication means:
A) Printing
B) Data sharing between devices
C) Typing
D) Scanning
Answer: B
2. The Internet is a:
A) Software
B) Hardware
C) Network of networks
D) Printer
Answer: C
3. LAN stands for:
A) Large Area Network
B) Local Area Network
C) Long Area Network
D) Link Area Network
Answer: B
4. WAN stands for:
A) Wide Area Network
B) Web Area Network
C) Wireless Area Network
D) World Access Network
Answer: A
5. MAN covers:
A) Room
B) Building
C) City
D) Country
Answer: C
6. Which is largest network?
A) LAN
B) MAN
C) WAN
D) PAN
Answer: C
7. Protocol means:
A) Hardware device
B) Set of communication rules
C) Cable
D) Browser
Answer: B
8. TCP stands for:
A) Transfer Control Process
B) Transmission Control Protocol
C) Text Communication Protocol
D) Total Control Program
Answer: B
9. IP stands for:
A) Internet Process
B) Internal Protocol
C) Internet Protocol
D) Information Process
Answer: C
10. HTTP stands for:
A) Hyper Text Transfer Protocol
B) High Transfer Text Protocol
C) Hyper Transfer Tool Process
D) Hyper Tool Transfer Protocol
Answer: A
11. HTTPS is used for:
A) Fast browsing
B) Secure communication
C) Printing
D) Formatting
Answer: B
12. FTP is used for:
A) File transfer
B) Email sending
C) Printing
D) Browsing
Answer: A
13. SMTP is used for:
A) Sending email
B) Receiving email
C) Web browsing
D) File editing
Answer: A
14. POP3 is used for:
A) Sending email
B) Receiving email
C) File transfer
D) Browsing
Answer: B
15. DNS stands for:
A) Domain Name System
B) Data Network Service
C) Digital Name System
D) Domain Network Server
Answer: A
16. DNS converts:
A) IP to URL
B) URL to IP
C) File to folder
D) Data to signal
Answer: B
17. ISP provides:
A) Software
B) Internet connection
C) Printer
D) Keyboard
Answer: B
18. Example of web browser:
A) MS Word
B) Google Chrome
C) Excel
D) Paint
Answer: B
19. WWW stands for:
A) World Wide Web
B) Web World Wide
C) Wide World Web
D) World Web Wide
Answer: A
20. IP address identifies:
A) Website
B) Device on network
C) User name
D) Email
Answer: B
21. Optical fiber is:
A) Wireless medium
B) Wired medium
C) Protocol
D) Software
Answer: B
22. Wi-Fi is:
A) Wired connection
B) Wireless connection
C) Email
D) Browser
Answer: B
23. Simplex mode means:
A) Two-way simultaneous
B) One-way communication
C) Two-way alternate
D) Multi-way
Answer: B
24. Full duplex means:
A) One-way
B) Two-way simultaneously
C) Half-way
D) No communication
Answer: B
25. Half duplex means:
A) Two-way but one at a time
B) One-way only
C) No communication
D) Simultaneous
Answer: A
26. The Internet works on:
A) HTTP
B) TCP/IP
C) FTP
D) SMTP
Answer: B
27. Router is used to:
A) Print
B) Connect networks
C) Scan
D) Type
Answer: B
28. Switch is used in:
A) LAN
B) Printer
C) Scanner
D) Monitor
Answer: A
29. Cybercrime happens through:
A) Printer
B) Internet
C) Keyboard
D) Monitor
Answer: B
30. Firewall is used for:
A) Security
B) Printing
C) Formatting
D) Designing
Answer: A
31. Upload means:
A) Send data
B) Receive data
C) Delete data
D) Copy data
Answer: A
32. Download means:
A) Send data
B) Receive data
C) Format data
D) Print data
Answer: B
33. Bandwidth means:
A) Data transfer speed
B) Network device
C) Cable
D) Email
Answer: A
34. Bluetooth is:
A) Wired
B) Wireless
C) Browser
D) Protocol
Answer: B
35. Example of WAN:
A) School network
B) Office network
C) Internet
D) Computer lab
Answer: C
36. Modem is used for:
A) Connecting to internet
B) Printing
C) Scanning
D) Formatting
Answer: A
37. Domain name is:
A) Website name
B) Password
C) IP address
D) Protocol
Answer: A
38. URL stands for:
A) Uniform Resource Locator
B) Universal Record Link
C) Uniform Record Locator
D) Universal Resource Line
Answer: A
39. ARPANET was:
A) First email
B) First internet network
C) First browser
D) First modem
Answer: B
40. Packet switching is used in:
A) Internet
B) Printer
C) Monitor
D) Keyboard
Answer: A
41. E-commerce means:
A) Electronic commerce
B) Easy commerce
C) Extra commerce
D) External commerce
Answer: A
42. Video conferencing uses:
A) Internet
B) Printer
C) Keyboard
D) Scanner
Answer: A
43. VPN stands for:
A) Virtual Private Network
B) Visual Public Network
C) Virtual Public Node
D) Visual Private Node
Answer: A
44. Spam means:
A) Important mail
B) Unwanted mail
C) Draft mail
D) Official mail
Answer: B
45. Malware is:
A) Useful software
B) Harmful software
C) Network cable
D) Protocol
Answer: B
46. Search engine example:
A) Google Search
B) Excel
C) Word
D) PowerPoint
Answer: A
47. Netiquette refers to:
A) Network cable
B) Internet manners
C) Browser
D) Router
Answer: B
48. Cloud computing means:
A) Storage in sky
B) Online data storage
C) Hard disk
D) USB
Answer: B
49. Two-factor authentication improves:
A) Speed
B) Security
C) Printing
D) Design
Answer: B
50. The backbone of Internet is:
A) Optical fiber
B) Printer
C) Mouse
D) Monitor
Answer: A
🏆 Conclusion
These 50 MCQs on Computer Communication and Internet are highly important for SSC, Banking, Railway, UPSI, and other competitive exams.
Practice regularly with ComputerGS – www.computergs.online to score full marks in Computer Awareness.
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