OCR Sys Arch J277

Q1 The CPU is?

• Control processing unit

• Central Process Unified

• Centralised Process Unit

• Central Processing Unit

Q2 The processor

• Carries out instructions

• Is main memory

• Is secondary storage

• Is an input device

Q3 The main computer components are?

• Input/Output/CPU/Main memory

• CPU/Main memory/Secondary storage

• Input/Output/CPU/Main memory/Secondary storage

• CPU/Main memory/Secondary storage

Q 4: This is a secondary storage?

• CPU

• GPU

• USB

• RAM

Question 1: Processor doesn’t do the following (1-4)

• Process data

• Execute instructions

• Execute data

• Operate in Hz

Question 2: The part of a processor in which instructions are executed is known as? (1-4)

• Core

• Centre

• Execution

• Instruction centre

Question 3: What acts as an intermediary between the processor and the main memory? (6-9

• Bus

• User

• Cache

• Clock

Question 4: What is held in cache? (5-6)

• All the programming instructions

• Commonly used instructions and data

• Instructions that have been processed

• Data that hasn’t been used for a long time

Question 5: This would perform an operation such as 5+8 ? (1-4)

• Arithmetic Logic Unit

• Accumulator

• Cache

• Control Unit

Questions 6: What is held in ROM? (1-4)

• Data currently in use

• Bootstrap loader

• Instructions frequently used

• Operating System