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This post contains 50 MCQs on Networking specially designed for SSC CGL, CHSL, IBPS, Railway and other government exams.
✅ Networking – 50 MCQs
1. Networking means:
A) Printing
B) Connecting computers
C) Typing
D) Scanning
Answer: B
2. LAN stands for:
A) Large Area Network
B) Local Area Network
C) Long Area Network
D) Link Area Network
Answer: B
3. MAN stands for:
A) Metropolitan Area Network
B) Main Area Network
C) Medium Area Network
D) Multi Area Network
Answer: A
4. WAN stands for:
A) Wide Area Network
B) Web Area Network
C) Wireless Area Network
D) World Access Network
Answer: A
5. Internet is example of:
A) LAN
B) MAN
C) WAN
D) PAN
Answer: C
6. Which topology uses central hub?
A) Bus
B) Ring
C) Star
D) Mesh
Answer: C
7. Bus topology uses:
A) Central device
B) Single backbone cable
C) Circular connection
D) Multiple paths
Answer: B
8. Ring topology connects devices in:
A) Straight line
B) Circle
C) Star shape
D) Mesh
Answer: B
9. Mesh topology is:
A) Less reliable
B) Highly reliable
C) Cheapest
D) Slowest
Answer: B
10. Router is used to:
A) Print
B) Connect networks
C) Scan
D) Type
Answer: B
11. Switch connects:
A) Different networks
B) Devices in LAN
C) Printer only
D) Monitor only
Answer: B
12. Modem converts:
A) Data to print
B) Digital to analog
C) Analog to digital only
D) Both B and C
Answer: D
13. Hub is:
A) Intelligent device
B) Basic connecting device
C) Storage device
D) Software
Answer: B
14. OSI stands for:
A) Open System Interface
B) Open Systems Interconnection
C) Operating System Interface
D) Open Software Internet
Answer: B
15. OSI model has:
A) 5 layers
B) 6 layers
C) 7 layers
D) 8 layers
Answer: C
16. First layer of OSI model:
A) Application
B) Physical
C) Transport
D) Network
Answer: B
17. Last layer of OSI model:
A) Physical
B) Data Link
C) Application
D) Session
Answer: C
18. TCP stands for:
A) Transfer Control Process
B) Transmission Control Protocol
C) Text Communication Protocol
D) Total Control Program
Answer: B
19. IP stands for:
A) Internet Process
B) Internal Protocol
C) Internet Protocol
D) Information Process
Answer: C
20. 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
21. FTP is used for:
A) File transfer
B) Email sending
C) Browsing
D) Printing
Answer: A
22. DNS converts:
A) URL to IP
B) IP to URL
C) Data to signal
D) File to folder
Answer: A
23. IP address identifies:
A) User
B) Device
C) Printer
D) Scanner
Answer: B
24. IPv4 uses:
A) 16-bit address
B) 32-bit address
C) 64-bit address
D) 128-bit address
Answer: B
25. IPv6 uses:
A) 32-bit
B) 64-bit
C) 128-bit
D) 256-bit
Answer: C
26. Simplex mode means:
A) Two-way simultaneous
B) One-way communication
C) Two-way alternate
D) No communication
Answer: B
27. Full duplex means:
A) One-way
B) Two-way simultaneous
C) Half-way
D) Offline
Answer: B
28. Half duplex means:
A) Two-way but one at a time
B) One-way only
C) No communication
D) Permanent connection
Answer: A
29. Twisted pair cable is:
A) Wireless
B) Wired
C) Protocol
D) Software
Answer: B
30. Optical fiber provides:
A) Low speed
B) High speed
C) No speed
D) Printer support
Answer: B
31. Bluetooth is:
A) Wired medium
B) Wireless medium
C) Protocol
D) Software
Answer: B
32. Wi-Fi is:
A) Wired network
B) Wireless network
C) Storage device
D) Output device
Answer: B
33. Network security prevents:
A) Printing
B) Hacking
C) Typing
D) Formatting
Answer: B
34. Firewall is used for:
A) Printing
B) Security
C) Formatting
D) Designing
Answer: B
35. SMTP is used for:
A) Sending email
B) Receiving email
C) File transfer
D) Browsing
Answer: A
36. POP3 is used for:
A) Sending mail
B) Receiving mail
C) File transfer
D) Printing
Answer: B
37. Which device forwards data based on MAC address?
A) Router
B) Switch
C) Modem
D) Printer
Answer: B
38. Which layer handles routing?
A) Physical
B) Data Link
C) Network
D) Application
Answer: C
39. Bandwidth refers to:
A) Network cable
B) Data transfer speed
C) Printer speed
D) Storage
Answer: B
40. Packet switching is used in:
A) Internet
B) Printer
C) Scanner
D) Keyboard
Answer: A
41. Gateway is used to:
A) Connect similar networks
B) Connect different networks
C) Print
D) Scan
Answer: B
42. In star topology, if hub fails:
A) Network works
B) Entire network fails
C) Printer works
D) Switch works
Answer: B
43. Bus topology is:
A) Expensive
B) Cheap
C) Complex
D) Highly secure
Answer: B
44. Mesh topology provides:
A) Low reliability
B) High redundancy
C) No connection
D) Simple cable
Answer: B
45. Network protocol defines:
A) Hardware
B) Rules of communication
C) Cable
D) Printer
Answer: B
46. MAC address is:
A) Logical address
B) Physical address
C) IP address
D) Domain name
Answer: B
47. PAN stands for:
A) Personal Area Network
B) Public Area Network
C) Private Area Node
D) Packet Area Network
Answer: A
48. Which is not topology?
A) Star
B) Ring
C) Bus
D) Binary
Answer: D
49. Data link layer works with:
A) Frames
B) Packets
C) Bits
D) Messages
Answer: A
50. Application layer provides:
A) Network access to user
B) Routing
C) Framing
D) Signal transmission
Answer: A
🏆 Conclusion
These 50 MCQs on Networking are very important for SSC, Banking, Railway, UPSI and other government exams.
Practice regularly with ComputerGS – www.computergs.online to score full marks in Computer Awareness.
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