Sam 2 Paper 1

What is the total mark for the Computer Science paper?

• 50

• 75

• 100

• 150

What type of pen should be used to fill in the exam paper?

• Red ink pen

• Blue ink pen

• Black ink or ball-point pen

• Pencil

Are calculators allowed during the exam?

• Yes, always

• Only for certain questions

• No, they are not allowed

• Only if specified by the teacher

What should you do if you have time at the end of the exam?

• Leave the exam room

• Check your answers

• Start a new exam

• Talk to other students

Identify the ethical issue associated with the use of artificial intelligence.

• Acceptable use policies

• Algorithmic bias

• Logic errors

• Unpatched software

Explain one reason why an employee who is logged on to the company network should not click on a link in an email from an unknown source.

• It could lead to a phishing attack.

• It might increase internet speed.

• It will improve email security.

• It could help in organizing emails.

Identify the hardware component that carries instructions from memory to the CPU.

• Binary shift

• Control unit

• Data bus

• Register

State the component of the CPU that carries out additions and comparisons.

• Arithmetic Logic Unit (ALU)

• Control Unit

• Memory Unit

• Cache

State the reason why a higher clock speed is desirable.

• It increases the size of the CPU.

• It allows more instructions to be processed per second.

• It reduces the power consumption.

• It decreases the heat generated by the CPU.

State the name of a bus that is unidirectional.

• Data bus

• Address bus

• Control bus

• System bus