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ECAT Computer Science Information Networks Test Online

Mustansar KhanLast Updated: May 1, 2025

ECAT Computer Science Information Networks Test

ECAT Computer Science Chapter 2 Information Networks Online Test

Total Questions:	58
Time Allowed:	30 Minutes
Total Marks:	58
How to Attempt Test:	Please choose the right Option in MCQ-type question.
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ECAT Computer Science Information Networks Test Online MCQs

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1. What is the main purpose of a computer network?

To share resources

To watch movies

To make phone calls

To play games

2. Which of the following tools is used for network troubleshooting?

Excel

Notepad

MS Paint

Ping

3. Which protocol is used to transfer files between computers over a network?

HTTPS

SMTP

DNS

FTP

4. Which protocol is used for secure web communication?

FTP

HTTPS

SNMP

HTTP

5. What is spoofing in networking?

Sending repeated emails

Faking an identity to gain unauthorized access

Encrypting files

Resetting passwords

6. Which topology has a central hub?

Ring

Bus

Mesh

Star

7. Which of these is not a benefit of using computer networks?

High hardware costs

Centralized data management

Faster data transfer

Resource sharing

8. What is the function of a modem?

Increases battery life

Encrypts files

Connects printer

Converts signals for internet

9. What does “ping” measure?

Signal strength

Internet bandwidth

Latency or round-trip time

Packet size

10. What is an intranet?

A public network

A type of email

A private network used within an organization

An external hard drive

11. What is topology in networking?

Network speed

A type of protocol

Physical layout of network

Number of users

12. Which of the following allows multiple users to share a single internet connection?

Bridge

Router

Repeater

Modem

13. Which term refers to unauthorized access to a network?

Spamming

Spoofing

Sniffing

Hacking

14. What is a node in a network?

A type of server

A wire

Any device connected to the network

A connecting port

15. Which of the following is a form of wired network communication?

Wi-Fi

Ethernet

Bluetooth

Infrared

16. Which of the following is used to reduce network traffic?

Firewall

Bridge

Router

Hub

17. Which of the following is a type of computer network?

LAN

HTTP

HTML

GUI

18. Which of the following is used to identify a specific device on a network?

Router

Topology

Bandwidth

IP Address

19. Which device amplifies weak network signals?

Repeater

Router

Switch

Bridge

20. What is the function of a firewall in networking?

To connect computers

To block unauthorized access

To improve speed

To share printers

21. Which device is commonly used to provide wireless network access?

Repeater

Router

Hub

Switch

22. Which layer in the OSI model deals with encryption and decryption?

Physical

Data Link

Presentation

Network

23. Which of the following is a wireless communication technology?

Ethernet

HDMI

Wi-Fi

USB

24. Which of the following is a function of a VPN?

Track user activities

Reduce latency

Create a secure, private connection over the internet

Speed up downloads

25. What type of network covers a large city?

LAN

PAN

MAN

WAN

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26. Which of these is a valid IP address?

256.100.300.1

192.168.1.1

10.10.500.10

999.0.0.1

27. Which of the following is responsible for converting domain names into IP addresses?

VPN

FTP

DHCP

DNS

28. What is the full form of FTP?

File Transmission Path

File Transfer Protocol

Full Transmission Protocol

Fast Transfer Port

29. Which of these is used to monitor network traffic?

Packet Sniffer

Firewall

Web Browser

Task Manager

30. What is the role of the transport layer in the OSI model?

Provides encryption

Manages file storage

Delivers data error-free

Assigns IP addresses

31. What is the main disadvantage of a bus topology?

High cost

Slow data transfer

Difficult to install

One failure affects entire network

32. Which layer of the OSI model handles routing?

Data Link

Network

Application

Session

33. Which cable type is commonly used in LANs?

VGA

Ethernet

Coaxial

HDMI

34. Which device connects different networks together?

Hub

Repeater

Switch

Router

35. Which of the following network types connects computers in a school?

PAN

WAN

MAN

LAN

36. Which of the following is not a network topology?

Tree

Ring

Star

Cloud

37. Which of the following is a disadvantage of a mesh topology?

High latency

Poor signal quality

Complex setup

Low performance

38. What is the purpose of a switch in networking?

Increase signal strength

Store websites

Connect devices and manage data flow

Convert analog to digital

39. What does NIC stand for?

Net Internal Connection

Network Interface Card

Network Internet Cable

Network Input Cable

40. What is a packet in networking?

A computer virus

A type of firewall

A piece of data sent across a network

A software

41. What is bandwidth in networking?

Data transfer rate

Type of cable

Signal strength

Connection type

42. What is latency in a network?

Number of users

Amount of data transferred

Time delay in data transmission

Strength of signal

43. What is a host in a network?

A printer

A device that provides services

A game application

A virus scanner

44. Which protocol uses port 80?

FTP

DNS

HTTP

SMTP

45. Which of the following is used to assign IP addresses automatically?

FTP

DNS

DHCP

HTML

46. Which protocol is used for browsing web pages?

DHCP

SMTP

FTP

HTTP

47. Which of the following is not required for an internet connection?

Network cable

Keyboard

ISP

Modem

48. What does the term “bandwidth” refer to in networks?

Number of users

Network topology

Data transfer capacity

Cable length

49. What does WAN stand for?

Wide Area Network

Wide Access Network

Wireless Area Network

Web Application Network

50. Which protocol is used for sending emails?

FTP

SMTP

SNMP

HTTP

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51. What is the full form of IP in IP address?

Integrated Protocol

Internet Protocol

Instant Port

Internal Path

52. What is the main function of a hub in a network?

Broadcasts data to all connected devices

Filters network traffic

Sends data only to the required device

Encrypts network data

53. What is a MAC address used for?

Compressing files

Securing passwords

Playing audio

Identifying devices on a network

54. Which of the following uses packet switching?

Circuit-switched networks

USB

Telephone lines

Internet

55. What does SSL stand for in networking?

Speed Signal Line

Server Session Link

Secure Socket Layer

Software Security Lock

56. Which of the following is a secure way to connect to a private network over the internet?

VPN

FTP

HTTP

LAN

57. What does DNS stand for?

Data Name System

Domain Name Server

Domain Net System

Digital Network Server

58. What is the main use of a proxy server?

Connect keyboards

Block USB ports

Store games

Improve security and speed

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Mustansar KhanLast Updated: May 1, 2025

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ECAT Computer Science Information Networks Test Online

ECAT Computer Science Information Networks Test

ECAT Computer Science Chapter 2 Information Networks Online Test

ECAT Computer Science Information Networks Test Online MCQs

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Mustansar Khan

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ECAT Computer Science Information Networks Test

ECAT Computer Science Chapter 2 Information Networks Online Test

ECAT Computer Science Information Networks Test Online MCQs

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Mustansar Khan

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