Which of these buses is bi-directional?

• Data Bus

• Control Bus

• Address Bus

• Cache Bus

What connects the processor and memory?

• Buses

• Cache

• NIC

• Control Unit

What are the 3 parts of the Von Neumann computer architecture?

• Processor (CU & ALU), Memory Unit & Input/Output

• Processor, RAM & ROM

• Processor, RAM & Hard Disk

• Memory (CU & ALU), Hard Disk & Input/Output

What are the two main parts of the processor?

• Control Unit & Arithmetic Logic Unit

• RAM & ROM

• RAM & Cache

• Control Unit & Cache

The address bus is:

• Unidirectional

• Bidirectional

The data bus:

• Transfers data between RAM and the CPU

• Identifies the next memory location to be used

The address bus:

• Transfers data between RAM and the CPU

• Identifies the next memory location to be used

Which of the following statements about RAM and ROM is true?

Volatile - loses contents when switched off

Non-volatile - doesn't lose contents when switched off

• RAM is volatile, ROM is non-volatile

• RAM is non-volatile, ROM is volatile

• Both RAM and ROM are volatile

• Both RAM and ROM are non-volatile

A processor will have a set of Registers. What are these for?

• Keeps a register of where all data is stored in RAM

• Keeps a register of where all data is stored on a hard drive

• Controlling the timing of operations and synchronising the other CPU components

• Temporary storage of data currently being processed

One component of the processor is the ALU. What does this stand for?

• Arithmetic Logic Unit

• Adding Logic Unit

• Address Layout Unit

• ASCII Loop Unit