computer architecture -CPU

What is a bus?

• A circuit that connect one part of CPU to other components.
• A type of long term memory
• A type of permanent memory
• A method of transport

How does clock speed affect computer performance?

• The higher the clock speed the slower the computer will run.
• It improves the amount you can store on the computer.
• The higher the clock speed the better the performance.
• It will make loading program slower

CPU cache has lower access time than RAM

• true
• FALSE

Which of the following is a job of the control unit?

• To start up the computer

• To manage and control the fetch + decode cycle

• To create presentations
• To carry out calculation

Which of the following is an example of 'main memory'.

• Hard Drive
• USB Drive
• RAM
• ROM

Having a larger cache size on the CPU can improve the performance of the computer.

• true
• FALSE

1.1 b 
Which statement is TRUE?

• Registers are super fast memory, stores tiny instructions which can be accessed by the CPU quickly
• Registers are super fast memory, stores lots of instructions which can be accessed by the CPU slowly

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

Which of these is not a bus within the computer?

• I/O Bus
• Address Bus
• Data Bus
• Control

What is a program counter (PC)?

• A binary machine code instruction
• A memory instruction

• Stores memory address of the next instruction