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WorksheetsNetworks & Connections Revision
Total questions: 32
Worksheet time: 11mins
HDMI is used to connect what type of devices?
Keyboards, mice
Headphones, microphones
Monitors, TVs
Printers, scanners
What does the L in LAN stand for?
(a)
Cat5 cable is cheap compared with other networking options.
True
False
What is used by a VPN to ensure a secure network connection over a public internet?
Anti-virus software
Encryption
Malware
Compression
SMTP is used to retrieve emails from the mail server.
True
False
Which of the following is associated with fibre optic cable?
Slow, low capacity
Fast, expensive
Cheap
Which of the following is associated with UTP cable?
Slow, low capacity
Fast, expensive
Cheap
Which of the following is associated with coaxial cable?
Slow, low capacity
Fast, expensive
Cheap
In UTP and STP cables, what is the main reason that the copper wires are twisted?
To make the cables smaller
To keep the price of the cables cheap
To ensure the cables are flexible
To cancel out interference
What does the letter P stand for in UTP/STP?
Petabyte
Program
Pair
Pointer
Which of the following are used in Bluetooth technology?
Infrared waves
Ultraviolet waves
Alpha waves
Microwaves
The amount of data transfer over a network in a given amount of time is known as...
Bandwidth
Latency
Compression
Codecs
The delay in time for a data packet to transfer to its destination is known as...
Compression
Codecs
Bandwidth
Latency
Data removed during compression is permanently deleted is known as what type of compression?
(a)
A codec is a program used to compress and decompress video and audio files.
True
False
All original data can be recovered when uncompressed using this type of compression.
(a)
SSL and TLS are examples of which type of protocols?
Voice and video calls
Web page
Security
Connecting a mobile phone to a Bluetooth headset for hands free operation is what type of network?
PAN
LAN
WAN
VPN
HTTP, HTTPS and FTP are examples of which type of protocol?
Web
Security
Voice and video calls
SSL stands for Secure Safety Layer
True
Falso
A router connects devices in a Local Area Network
True
False
This cable is more secure and can be used over long distances.
Coaxial
Cat5e
Fibre Optic
Cat 6
What is a protocol?
The law of computers
Set of rules for how devices communicate
Set of ideas of communication
Processes which devices must obey
What is the purpose of a firewall?
To remove viruses from a system
To provide a secure password access system
To intercept and possibly block packets of data
To prevent programs being installed on a network
Identify the advantages of a Local Area Network (LAN)
Can share files
Can share resources (printer etc)
Computers can be centrally controlled/managed
Users can communicate with each other
Which connection type(s) are wireless?
Ethernet
WiFi
Bluetooth
What network layer has the job of setting up the connection between devices?
Application
Transport
Internet
Link
At which layer of the network stack do web browsers and email clients operate?
Application
Transport
Internet
Link
Which protocol does the Internet layer use?
Internet protocol (IP)
Transmission control protocol (TCP)
File transfer protocol (FTP)
Wi-fi
