Computer System Organization Quiz

What is a computer?

• A device that generates electricity

• A physical storage unit

• A type of software application

• An electronic data processing device designed to manipulate data

Which of the following is NOT an element of a computer system?

• Hardware

• Networkware

• Peopleware

• Software

What does computer architecture refer to?

• The physical components of a computer

• The logical attributes or conceptual model of a computer

• The software applications running on a computer

• The user interface design

Which unit is considered the brain of the computer?

• Central Processing Unit (CPU)

• Secondary Storage

• Input/Output Unit

• Memory Unit

What is the function of the Control Unit (CU)?

• To manage data storage

• To perform arithmetic operations

• To fetch data from secondary storage

• To send control signals to other units

What type of storage is considered volatile?

• Secondary storage

• Flash memory

• Main memory

• Hard disk

What does the Program Counter (PC) hold?

• The address of the next instruction to be executed

• The address of the last executed instruction

• The current instruction being executed

• The result of the last operation

Which register holds the instruction while it is being executed?

• Program Counter (PC)

• Memory Address Register (MAR)

• Instruction Register (IR)

• Memory Data Register (MDR)

What is the purpose of the ALU?

• To store data permanently

• To perform all computing operations

• To control the flow of data

• To manage input and output devices

What does the Fetch/Execute cycle consist of?

• Only executing instructions

• Only fetching instructions

• Storing instructions

• Fetching and executing instructions