November 2021 J276 Paper 1

Question 1

Give three benefits of the tablet having a solid state device instead of a magnetic device.

Answer 1

• faster access/read/write speed
• weighs less
• more durable

Question 2

Give two drawbacks of the tablet having a solid state device instead of a magnetic device

Answer 2

• limited number of read/write times
• (usually) smaller capacity

Question 3

Describe the difference between a LAN and a WAN.

Answer 3

• LAN is small geographical area
• WAN is over a large geographical area

Question 4

Explain how the following can contribute to the performance of a network:
Wifi frequency

Answer 4

5GHz frequency has can transfer data faster

Question 5

Explain how the following can contribute to the performance of a network:
Interference

Answer 5

Objects can block the signal

Question 6

Explain how the following can contribute to the performance of a network:
Number of concurrent users

Answer 6

Each user has less bandwidth
More collisions

Question 7

Explain how the following can contribute to the performance of a network:
Type of network traffic

Answer 7

Transmitting videos/large files will take up more bandwidth than text files