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WorksheetsAQA GCSE Networking
Total questions: 32
Worksheet time: 17mins
Which of the following is not an end device?
Smart phone
Laptop
Router
Smart TV
An end device are devices connected to a...
(a)
What allows end devices to be connected together to share data and resources?
DP Cables
HDMI Cables
Network
Net Worth
What is the global system of connected computer networks?
(a)
URL stands for...
(a)
An IP address is...
like a postal address
unique to each device on a network
unique to each device in the world
made up of 4 3-digit numbers
Select all the correct types of networks
PAN
LAN
MAN
WAM
A personal area network...
is usually connected via bluetooth
has connections over 20m long
can include devices like a fitbit or airpods
operates on electromagnetic waves
Which type of topology is shown here?
(a)
Which type of topology is shown here?
(a)
Select all advantages of this topology
More secure
More costly
Relies on the central device
Different stations can transmit at different speeds
What are the disadvantages of this topology?
Suited to small networks not requiring high speeds
Limited cable length
If the main cable fails – the whole network fails
Performance degrades with heavy traffic
A network interface card (NIC) or network adapter is a component that connects a computer to
(a)
A hardware number is ‘burnt into’ the NIC - this is called a
(a)
Select all that are true about Ethernet
Ethernet is used to connect devices on your local network
An Ethernet cable has 8 cables that are twisted into pairs
Ethernet cables will allow speeds of either 100Mbps/1000Mbps
Ethernet cables are the fastest way to connect your computer to the internet
In what way is Ethernet better than fibre cabling?
(a)
SSID could also be referred to as to the (a) of the network it belongs to
WPA2 is also known as the (a) of a network
Select all parts of a data packet
Header
Footer
Address
Body
"breaks a message down into a number of parts which are sent independently over the most suitable routes"
Packet routing
Router switching
Packet switching
Header sorting
Select all layers of the TCP/IP stack
Application
Transport
Network
Data Link
Which part of a data packet contains the source and destination address and the position of this packet in the message
(a)
Which part of a data packet contains the complete message data
(a)
Which part of a data packet informs the device it has reached the end of the packet
(a)
Protocols are also known as (a) for how devices communicate over a network
Web browsers & email clients operate. HTTP, FTP and SMTP are used at this layer.
Application Layer
Transport Layer
Network Layer
Data Link Layer
Sets up the communication between two hosts. Agrees the size of packets & checks to see if the data has arrived safely.
Application Layer
Transport Layer
Network Layer
Data Link Layer
Where the IP protocol is active adds the IP addresses.
Application Layer
Transport Layer
Network Layer
Data Link Layer
Transmits data through the local network using protocols like Ethernet. This is the MAC address layer.
Application Layer
Transport Layer
Network Layer
Data Link Layer
The process of blocking devices from accessing a network based on their MAC Address.
MAC Address Filtering
Firewalls
MAC Block
Antivirus
The process of encoding a message so that it can only be read by those who have the correct key to decrypt it.
(a)
Firewalls
can be part of an operating system or part of a router
can prevent any harmful packets entering a network
have been known to start fires inside of computers
are software that blocks unexpected connections coming in or out of a network
