NSCT -Computer Networks MCQs

20 min
Score: 0
Attempted: 0/20
Subscribe

1. What is a Computer Network?
(A) A single computer system
(B) A computer with printer
(C) A collection of interconnected computers
(D) A computer with scanner

Show All Answers

2. Which device connects multiple computers in a network?
(A) Monitor
(B) Hub
(C) Keyboard
(D) Scanner

3. What does LAN stand for?
(A) Long Area Network
(B) Large Area Network
(C) Logical Area Network
(D) Local Area Network

4. What does WAN stand for?
(A) Wide Area Network
(B) Web Area Network
(C) Wireless Area Network
(D) Work Area Network

5. Which topology uses a central device?
(A) Bus
(B) Ring
(C) Star
(D) Mesh

6. Which device is used to connect different networks together?
(A) Router
(B) Hub
(C) Switch
(D) Repeater

7. Which topology uses a single backbone cable?
(A) Star
(B) Bus
(C) Ring
(D) Tree

8. The Internet is an example of:
(A) LAN
(B) MAN
(C) WAN
(D) PAN

9. What does IP stand for?
(A) Information Protocol
(B) Internal Protocol
(C) Internet Protocol
(D) Internet Path

10. Which device forwards data based on MAC address?
(A) Router
(B) Modem
(C) Switch
(D) Repeater

11. Which network covers a city?
(A) LAN
(B) PAN
(C) WAN
(D) MAN

12. The smallest unit of data is:
(A) Byte
(B) Bit
(C) Kilobyte
(D) Megabyte

13. Which protocol is used for web browsing?
(A) FTP
(B) HTTP
(C) SMTP
(D) POP3

14. Which protocol is used to send emails?
(A) SMTP
(B) FTP
(C) HTTP
(D) IP

15. Which device converts digital signals to analog signals?
(A) Router
(B) Modem
(C) Switch
(D) Bridge

16. Which topology forms a circle?
(A) Bus
(B) Mesh
(C) Star
(D) Ring

17. Which network device regenerates signals?
(A) Router
(B) Repeater
(C) Bridge
(D) Gateway

18. What does DNS stand for?
(A) Domain Network Service
(B) Data Network System
(C) Digital Name Server
(D) Domain Name System

19. Which protocol is used to transfer files?
(A) POP3
(B) HTTP
(C) SMTP
(D) FTP

20. A private network within an organization is called:
(A) Internet
(B) Intranet
(C) Extranet
(D) WAN