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Computer Network Practice Quiz

Total questions: 48

Worksheet time: 25mins

Name
Class
Date
1.

What is the scope for PAN?

a)

Around 30 ft

b)

Around 300 ft (A building)

c)

Globally

2.

What is the scope for LAN?

a)

Around 30 ft

b)

Around 300 ft (A building)

c)

Globally

3.

What is the scope for WAN?

a)

Around 30 ft

b)

Around 300 ft (A building)

c)

Globally

4.

What is one disadvantage of using wired channel?

a)
Safety - There is no tangling and power spikes
b)
Security - Hackers cannot hack our data easily
c)
Dependability - We could depend on it to transfer data in any condition
5.

What is one advantage of using wireless channel?

a)
Safety - There is no tangling and power spikes
b)
Security - Hackers cannot hack our data easily
c)
Dependability - We could depend on it to transfer data in any condition
6.

Which of the following is an example of Data Communication Equipment?

a)

A clock

b)

A printer that is not connected to a network

c)

A book

d)
A router
7.
Which of the two network topology is the most popular today?
a)
Bus & Mesh
b)
Star & Mesh
c)
Bus & Star
d)
Ring & Bus
8.

True or False: In network topology, Star's expendability is worse than Mesh.

a)
True
b)
False
9.

True or False: In network topology, Star's security is worse than Mesh.

a)
True
b)
False
10.

True or False: In network topology, Star's control is worse than Mesh.

a)
True
b)
False
11.

True or False: In network topology, Mesh's capacity is worse than Star.

a)
True
b)
False
12.

True or False: In network topology, Star's dependability is worse than Mesh.

a)
True
b)
False
13.

True or False: In network topology, Mesh's monitoring is worse than Star.

a)
True
b)
False
14.
A communication protocol should always include __________.
a)
What is communicated?
b)
How is it communicated?
c)
When is it communicated?
d)
All of the above
15.
_________ is the process of 2 devices negotiating their communication protocols.
a)
Message Sizing
b)
Message Formatting
c)
Message Encoding
d)
Handshaking
16.

What does a Network service providers do?

a)
Maintain internet backbone
b)
Provide internet to Internet Service Provider
c)
Operates internet backbone
d)
Provide internet to individuals
17.

Which of the following is not a Network Service Provider?

a)

AT&T

b)

Verizon

c)

China Telecom

d)

CenturyLink

18.

What does an Internet service providers do?

a)
Maintain internet backbone
b)
Provide internet to Internet Service Provider
c)
Operates internet backbone
d)
Provide internet to individuals
19.

What does .edu mean?

a)

Intended for educational use.

b)

Intended for organizational use

c)

Intended for commercial use.

20.
Why do we need packets to send data in computer networks?
a)
To make data look organized.
b)
To add fun shapes to the data.
c)
To save paper and reduce environmental impact
d)
To ensure data is travelling efficiently and safely.
21.
Which one is better for real-time applications?
a)
TCP
b)
UDP
22.
Which one is better for sending files and email?
a)
TCP
b)
UDP
23.
What is the relationship between a domain name and an IP address?
a)
They have no connection; they are entirely unrelated.
b)
An IP address is a type of domain name.
c)
A domain name is an easier-to-remember label for an IP address.
d)
IP addresses are used for email, while domain names are for websites.
24.
What is the main difference between an asymmetric and a symmetric internet connection?
a)
The type of devices you can connect
b)
The color of the internet cables
c)
The upload and download speed
25.

Which of the following are fixed internet access?

a)
DSL (Digital Subscriber Line)
b)
Cable Internet
c)
Dial-Up
d)
Mobile 5G Data
26.
Which is the fastest internet option?
a)
Dial Up
b)
Cable
c)
DSL (Digital Subscriber Line)
d)
FTTH (Fiber To the Home)
27.

Which is the slowest internet option?

a)
Dial Up
b)
Cable
c)
DSL (Digital Subscriber Line)
d)
FTTH (Fiber To the Home)
28.
What is the main difference between a MAC address and an IP address in computer networking?
a)
MAC addresses are used for sending emails, while IP addresses are for websites.
b)
MAC addresses are like your name and never change, while IP addresses can change occasionally.
c)
MAC addresses are used for Wi-Fi connections, while IP addresses are used for wired connections.
d)
MAC addresses are shorter and easier to remember than IP addresses.
29.
True or False: Ethernet is the most popular LAN technology
a)
True
b)
False
30.

True or False: Wi-Fi is the same as WLAN

a)
True
b)
False
31.
Which of the following is an example of an Internet of Things (IoT) device?
a)

A thermostat that connects to your phone

b)
A refrigerator that can order groceries online
c)
A basketball
d)

A smart watch that connects to your phone

32.

What should you do to make a good password?

a)
Use uppercase letters somewhere other than at the beginning of the password.
b)
Use numbers somewhere other than at the end of the password.
c)
Use words from a dictionary from any language
d)
Aim for a length of 8 to 12 characters
33.

Which of the following actions could cause you get a malware on your computer?

a)

Use a password manager to track password.

b)
Download files from unknown websites.
c)
Install antivirus software and keep it up to date.
d)

Be on secured network.

34.

Which of the following is an example of internet based file sharing?

a)

Bluetooth

b)
Dropbox
c)

CD

d)
USB
35.
Which of the following is an example of removeable media file sharing?
a)
Bluetooth
b)
USB
c)
Google Drive
d)
Drop box
36.

Which of the following is an example of direct file sharing?

a)
Bluetooth
b)
USB
c)
Google Drive
d)
Drop box
37.

True or False: Wireless hotspot is a fixed internet access.

a)

True

b)

False

38.

How can you boost your wifi signal?

a)

Placing router next to thick walls

b)

Placing router next to microwave

c)

Placing router in the center of the house

d)

Never turn off your router

39.

A device needs to have _______ to connect to LAN

a)

Network Interface Controller

b)

Network face Controller

c)

Internet Interface Controller

40.

True or False:

A 10 Mbps network is considered broadband


a)
True
b)
False
41.

What is the most expensive type of internet cable


a)

Telephone Cable

b)

Coaxial Cable

c)

Ethernet Cable

d)

Fiber

42.

When did the internet become widely available to everyone?


a)
1970s
b)
2000s
c)
1980s
d)
1990s
43.

Any device that can connect to a LAN should have a _______ address.

a)
IP
b)
DNS
c)
URL
d)
MAC
44.

What are the two types of LAN?


a)
local area network and wide area network
b)
ethernet LAN and token ring LAN
c)

Ethernet and wireless LAN

d)
fiber optic LAN and coaxial LAN
45.

Decrypt the message: Sudfwlfh Txlc

a)

Moxzqfzb Nrfw

b)
Welcome Mars
c)

Practice Quiz

d)

Vxgizoik Waof

46.

Eecrypt the message: Challenge

a)

Fkdoohqjh

b)

Ingrrktmk

c)

Practice

d)

Vxgizoik Waof

47.

What are the three access for file sharing?

a)
download, upload, delete
b)
open, close, save
c)
copy, paste, delete
d)

read only, read write only, write only

48.

What are the 3 steps antivirus software do when encountered a suspicious file?

a)

Repair, Quarantine, Encrypt

b)

Repair, Analyze, Quarantine

c)

Repair, Quarantine, Delete

d)

Repair, Analyze, Delete

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