Network Hardware (OCR A-Level Computer Science): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What does a modem do with digital data from a computer?
What does a modem do with digital data from a computer?
Converts it to analogue signals
What is the key difference between a modem and a router?
What is the key difference between a modem and a router?
Modem connects to internet; router directs traffic within network
What is the primary purpose of a Network Interface Card (NIC)?
What is the primary purpose of a Network Interface Card (NIC)?
Enables a device to connect to a network
What does a Wireless Access Point (WAP) allow?
What does a Wireless Access Point (WAP) allow?
Wireless devices to connect to wired network
How does a hub send data on a network?
How does a hub send data on a network?
Broadcasts to all connected devices
What is a key advantage of a switch over a hub?
What is a key advantage of a switch over a hub?
Directs data only to intended recipient
How does fibre-optic cable transmit data?
How does fibre-optic cable transmit data?
As light pulses
What type of cable is ideal for short to medium distances in wired LANs?
What type of cable is ideal for short to medium distances in wired LANs?
Ethernet (Twisted Pair) cable
What does a router do with data packets?
What does a router do with data packets?
Examines them and determines best path
How do switches improve network performance compared to hubs?
How do switches improve network performance compared to hubs?
They prevent data collisions
Why are hubs rarely used in modern networks?
Why are hubs rarely used in modern networks?
They cause unnecessary traffic and congestion
What type of cable does a cable modem use?
What type of cable does a cable modem use?
Coaxial cable