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Cyber: Networks+

Total questions: 85

Worksheet time: 1hrs 16mins

Name
Class
Date
1.

A cabled network used in one building.

a)

WAN

b)

WLAN

c)

LAN

2.

The internet is an example of this type of network.

a)

LAN

b)

WLAN

c)

WAN

3.

This network is connected without cables.

a)

WAN

b)

WLAN

c)

LAN

4.

This type of network is private.

a)

Internet

b)

Intranet

5.

This type of network is more secure

a)

Internet

b)

Intranet

6.

This type of network is global.

a)

Internet

b)

Intranet

7.

This network device connects a LAN to the internet.

a)

Hub

b)

Switch

c)

Bridge

d)

Router

8.

This network device connects one LAN to another LAN that uses the same protocol.

a)

Hub

b)

Switch

c)

Bridge

d)

Router

9.

This network device broadcasts data to all computers in a network.

a)

Hub

b)

Switch

c)

Bridge

d)

Router

10.

This network device connects a number of other devices and sends data to one specific device only.

a)

Hub

b)

Switch

c)

Bridge

d)

Router

11.

What is the name/abbreviation for a company that sells internet access?

(a)  

12.

What is a Network?

a)

One device connected to the internet.

b)

Where you can speak to one another.

c)

It is an arrangement of two or more computers that are connected together for the purpose of sharing resources and data.

d)

A computer that has a webcam that can show teachers faces to students

13.

Which type of transmission media is capable of having a much higher bandwidth?

a)

Coaxial

b)

Twisted pair cable

c)

Plastic

d)

Fibre optic

14.

What is meant by latency in the performance of a network?

a)

The maximum rate that data can be transferred at

b)

The amount of time data takes to travel from the source to the destination

c)

The number of errors that are found in a data packet after transmission

d)

The route a packet takes when it is being transmitted

15.

Which is a disadvantage of WiFi?

a)

It is simple to join a WiFi network

b)

You can use it in a range of 'hard to reach' locations making users more mobile

c)

It reduces Health & Safety issues by removing wires

d)

None of them

16.

What is a benefit of a wired network over a wireless network?

a)

increased costs

b)

Technical knowledge needed

c)

Faster data transfer speeds

d)

Easier to hack

17.

What cable is this known as?

a)

Wired

b)

Ethernet

c)

Fibre optic

d)

WiFi

18.

FTTP means...

a)

From the nearest telephone exchange to the green cabinet

b)

The entire connection from the exchange into a customer's premises

c)

A cable transmitting lots of data

d)

Widely used type of WiFi

19.

Complete this sentence: A ……………… turns a digital data into an electrical signal

a)

Router

b)

Modem

c)

Hub

d)

Switch

20.

Complete the sentence: ……………… broadcasts data to all devices in the network.

a)

Router

b)

Modem

c)

Hub

d)

Bridge

21.

Which of the following is FALSE about switches?

a)

Switches store the MAC address of devices on a network.

b)

Switches broadcast data to all devices in the network.

c)

Switches filters data packets.

d)

All of the above

22.

Usage of which of the following cables, ensures a faster Ethernet?

a)

Coaxial cable

b)

Optical fibre

c)

Unshielded twisted pair

d)

Speed of Ethernet is not related to the type of cable

23.

Which type of network model is well suited for an application where data backup is necessary?

a)

Client-server network model

b)

Peer-to-peer network model

c)

Both A and B are equally good.

24.

File Transfer Protocol (FTP) is a / an

a)

Transport Layer Protocol

b)

Network Layer Protocol

c)

Application Layer Protocol

d)

Physical Layer Protocol

25.

In which type of network is the data accessed from a peer device without the use of a dedicated server ?

a)

Peer-to-Peer Networks

b)

Client-Server Networks

c)

Two-Tier Networks

d)

Three-Tier Networks

26.

HTTPS

a)

is a plain text protocol

b)

uses encryption and authentication to secure data

c)

is a Transport Layer protocol

d)

takes care of routing packets in a network

27.

DHCP is usually employed for end user devices. For which one of the following devices is a static address used ?

a)

laptop computer

b)

desktop computer

c)

gateway device

d)

mobile device

28.

Which one of the following protocols define an automated service that matches resource names with the required numeric network address ?

a)

DHCP

b)

DNS

c)

HTTP

d)

FTP

29.
This protocol ensures the delivery of information packets across network.
a)
Internet Protocol (IP)
b)
Transmission Control Protocol (TCP)
c)
Hypertext Transfer Protocol (HTTP)
d)
Simple Mail Transfer Protocol (SMTP)
30.
This protocol is used to access, send and receive Hypertext Markup Language (HTML) files on the internet.
a)
Simple Mail Transfer Protocol (SMTP)
b)
Transmission Control Protocol (TCP)
c)
Internet Protocol (IP)
d)
Hypertext Transfer Protocol (HTTP)
31.
This protocol sets the communications rules between computers.
a)
Transmission Control Protocol (TCP)
b)
Internet Protocol (IP)
32.
This protocol transfers data from node to node.
a)
TCP
b)
IP
c)
SMTP
d)
HTTP
33.
Transmission Control Protocol is the protocol responsible for providing logical addressing called IP address to route information between networks.
a)
True
b)
False
34.

What is a network protocol?

a)

Lets you connect to a device

b)

Agreed way of transferring files between devices on a network

c)

Agreed way of sending emails on a network

d)

Agreed way of checking files for errors

35.

What does UDP stand for?

a)

User Data Protocol

b)

User Datagram Protocol

c)

User Date Protocol

d)

User Dynamic Protocol

36.
One advantage of static routing is
a)
It uses less CPU than dynamic routing
b)
It uses more bandwidth than dynamic routing
c)
It is set up with no human intervention
d)
It can find all the remote networks in the Internet
37.

What is layer 7 of the OSI model?

a)

Application

b)

Presentation

c)

Session

d)

Transport

38.

What is layer 6 of the OSI model?

a)

Spooky

b)

Presentation

c)

Session

d)

Transport

39.

What is layer 5 of the OSI model?

a)

Presentation

b)

Session

c)

Transport

d)

Network

40.

What is layer 4 of the OSI model?

a)

Session

b)

Transport

c)

Network

d)

Data Link

41.

What is layer 3 of the OSI model?

a)

Transport

b)

Network

c)

Data Link

d)

Physical

42.

What is layer 2 of the OSI model?

a)

Transport

b)

Network

c)

Data Link

d)

Physical

43.

What is layer 1 of the OSI model?

a)

Application

b)

Presentation

c)

Data Link

d)

Physical

44.

What are sets of clearly defined rules, regulations, standards, and procedures that enable hardware and software developers to make devices and applications that function properly at a particular layer?

a)

Protocol

b)

TCP/IP

c)

Networks

d)

Interconnection

45.

_____________ layer provides reliable transfer of information across the physical link.

a)

Internet

b)

Data link

c)

Transport

d)

Physical

46.

Transmission Control Protocol is a reliable connection-oriented protocol in ________________ layer.

a)

presentation

b)

session

c)

network

d)

transport

47.

A packet in a network layer is called_______________________.

a)

TCP segment

b)

IP datagram

c)

Byte stream

d)

UDP datagram

48.

The protocols ARP, ICMP, and IGMP are supporting protocols in ______________ layer.

a)

internetwork

b)

transport

c)

application

d)

host-to-network

49.

Which is a network which is linked by a shared cable?

a)

Bus

b)

Ring

c)

Star

50.

Which is a network where each computer is linked to the next, and the last is linked to the first??

a)

Bus

b)

Ring

c)

Star

51.

Which is a network where each computer is linked to a central server on its own cable?

a)

Bus

b)

Ring

c)

Star

52.

Which of these is an advantage of a Bus network?

a)

Easy to install

b)

Fast

c)

Good security

53.

Which of these is an advantage of a Ring network?

a)

Expensive

b)

Reliable

c)

Fast

54.

Which of these is an advantage of a Star network?

a)

No extra hardware needed

b)

Reliable

c)

Cheap

55.

Which of these is an disadvantage of a Star network?

a)

Unreliable

b)

Needs extra hardware

c)

Slow

56.

Which of these is an disadvantage of a Bus network?

a)

Expensive

b)

Needs extra hardware

c)

Slow

57.

Which of these is an disadvantage of a Ring network?

a)

Unreliable

b)

Needs extra hardware

c)

Slow

58.

What type of network is this?

a)

Bus

b)

Ring

c)

Star

59.

Convert Binary into Denary:

0110 1100

a)

108

b)

107

c)

106

d)

109

60.

Convert Denary into Binary:

254

a)

1111 1100

b)

1110 1111

c)

1010 0101

d)

1111 1110

61.

2 types of IP addresses?

a)

IPv4 and IPv6

b)

IPv4 and IPv8

c)

IPv3 and IPv6

d)

IPv9 and IPv10

62.

How many bits are in an ipv4 address?

a)

16

b)

32

c)

64

d)

128

63.

What is an IP address?

a)

A unique string of numbers that identifies each computer on a network.

b)

An unique number to identify mouse and keyboard

c)

An address used to find a printer

d)

An address to identify computer hardware

64.

IP stands for __________.

a)

Internet Protocol

b)

Identification Protocol

c)

Internet Address

d)

Internet Person

65.
Which of the following is the newer version of IP addresses because the previous version only provided 4 billion unique addresses?
a)
IPv6
b)
IPv4
c)
IPv7
d)
IPv5
66.
Which of the following IP address is wrong?
a)
192.168.0.1
b)
0.0.0.255
c)
256.211.3.10
d)
1.1.1.1
67.

Which of these is a MAC address?

a)

242.94.12.48

b)

242.F2.5A.16

c)

2001:0db8:0000:0000:0000:ff00:0042:8329

d)

A3:45:F6:E2:9A:12

68.

Which of these is an IPv4 address?

a)

242.94.12.48

b)

242.F2.5A.16

c)

2001:0db8:0000:0000:0000:ff00:0042:8329

d)

A3:45:F6:E2:9A:12

69.

How many bits are in an ipv6 address?

a)

64

b)

128

c)

256

d)

12

70.

Determine which of the IP Address is valid?

a)

192.258.5.99

b)

192.251.7

c)

192.256.2.299

d)

192.121.8.99

71.
You are the new IT admin, and you need to find the network configuration. What should you use?
a)
ipconfig
b)
cmd
c)
netchange
d)
newnet
72.
To get the most detailed network configuration, use this command.
a)
ipconfig /all
b)
ipconfig
c)
ipconfig /renew
d)
ipconfig /most
73.
This ipconfig switch requests new IP information from DHCP server
a)
renew
b)
release
c)
return
d)
rerun
74.
This is like ipconfig, but for Linux/Mac OS.
a)
ifconfig
b)
ipconfig
c)
unconfig
d)
wipconfig
75.
This command sends a request out and expects a response, indicating that both hosts are communicating.
a)
ping
b)
tracert
c)
ipconfig /renew
d)
nslookup
76.
If you wanted to ping a host but also follow the path at which it pings, what would you use?
a)
tracert
b)
ping
c)
tracert /ping
d)
ipconfig /most
77.
You want to find out the IP address of a hostname, like google.com, you should use...
a)
nslookup
b)
ping
c)
tracert /ping
d)
cmd
78.
You want to find out different IP statistics such as current connections and any active ports, try using...
a)
netstat
b)
naslookup
c)
ping
d)
cmd
79.
To troubleshoot issues relating to NetBIOS over TCP/IP, use the following command...
a)
nbtstat
b)
netstat
c)
statnet
d)
netnetstat
80.
This cmd utility is used for remote server management.
a)
telnet
b)
netstat
c)
ping
d)
SSH
81.
The computer is experiencing a network problem. The first thing you do is determine that the Broadcom Ethernet NIC is working by checking Device Manager. This is also known as...
a)
Verify the network adapter
b)
Verify physical connectivity
c)
Verify the IP configuration
d)
Verify network connectivity
82.
You have confirmed that the NIC is active and drivers are good - but you notice that the Ethernet symbol in the taskbar shows a red X - you find out that the RJ-45 is not plugged in. You plug it in and the X disappears. This is also known as...
a)
Verify the network adapter
b)
Verify physical connectivity
c)
Verify the IP configuration
d)
Verify network connectivity
83.
Drivers Good. RJ-45 plugged in. There is a yellow warning sign. You run ipconfig and discover that the DNS server looks strange. You set the adapter in properties to obtain DNS server automatically. This is also known as...
a)
Verify the network adapter
b)
Verify physical connectivity
c)
Verify the IP configuration
d)
Verify network connectivity
84.
After confirming drivers, plugging in cable, checking ipconfig (and fixing any issue) you go to test your connection through the PING command. All tests GOOD. This is also known as...
a)
Verify the network adapter
b)
Verify physical connectivity
c)
Verify the IP configuration
d)
Verify network connectivity
85.
You are given a laptop that "has no internet" - it's older and likely running Windows Xp/Vista. What is the MOST likely issue?
a)
wireless switch is off
b)
does not have wifi capabilities
c)
user typed in bad password

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