Computer Networks : Basics

1. What is a Computer Network?

Data communication for transmission between two or more mobile devices.
Data communication for transmission between two or more computers.
Data communication for transmission between computer and mobile devices.
All of the above

2. Point-to-Point network is a type of __________?

Network technology
Mobile Technology
Device technology
None of the above

3. LAN stands for __________?

Local Area Network
Land Area Network
Live Area Network
Locally Affiliated Network

4. MAN stands for __________

Metro Area Network
Metro-city Area Network
Metropolitan Area Network
Mixed Area Network

5. WAN stands for __________?

Wired Area Network
Wireless Area Network
Wide Area Network
Wi-Fi Area Network

6. Which of the following is not a wireless network?

MAN
WAN
PAN/LAN
All of the above

7. The number of layers present in the OSI Model are __________?

4
5
6
7

8. The number of layers present in TCP/IP Model are __________?

6
5
4
3

9. The port number used for Hyper Text Transfer Protocol is _______?

Port 80
Port 21
Port 23
Port 69

10. Which layers are not present on the TCP/IP Reference Model when compared to OSI Model ?

Transport Layer, Internet Layer, Network Access Layer
Application Layer, Presentation Layer
Transport Layer, Presentation Layer
Presentation Layer, Session Layer