Computer Architecture OCR GCSE Computer Science

Which central processing unit (CPU) component makes logical decisions?

• Control unit (CU)

• Cache

• Arithmetic logic unit (ALU)

• Registers

What is a general purpose computer?

• A computer found in a digital watch

• A computer designed to perform more than one task

• A small computer that forms part of a larger system

• A smart TV

Which of the following are components of the central processing unit (CPU)?

• Registers, read only memory (ROM) and cache

• Registers, read only memory (ROM) and arithmetic logic unit (ALU)

• Registers, cache and arithmetic logic unit (ALU)

• Hard Drive, Cache, RAM, Processor

What is clock speed measured in?

• Bytes

• Hertz

• Seconds

• Minutes

What is a register?

• A small amount of high-speed random access memory contained within the processor

• A small amount of high-speed read only memory contained within the processor

• A small computer that forms part of a larger system

• Register taken at the start of class

What is a core?

• A second processing unit within a control unit (CU)

• The central part of the fruit processor

• A system that has many processors

• A processing unit within a CPU

What are the three types of bus?

• Address, control and instruction

• Address, control and data

• Address, data and instruction

• System, Motherboard, Data

Which of these statements about Von Neumann architecture is true?

• Only data is stored in primary memory

• Only instructions are stored in primary memory

• Data and instructions are both stored in primary memory

• RAM only holds data, NOT instructions

What is an embedded system?

• A system that has many processors

• A computer designed to perform more than one task

• A mobile phone

• A small computer that forms part of a larger system

What does CPU stand for?

• Chip Processing Unit

• Calculating Process Unit

• Central Processing Unit

• Central Power Unit