ITS1103: CHAPTER 2-System Unit

What does data representation refer to?

• How information is stored and processed in a computer system

• How data is input into a computer

• How data is output from a computer

• How data is processed by the CPU

What is the foundation of all computing processes?

• Octal system

• Hexadecimal system

• Decimal system

• Binary system

What is the smallest unit of data in computing?

• Bit

• Byte

• Kilobyte

• Megabyte

What is the function of the Control Unit in the CPU?

• Stores frequently accessed data

• Performs arithmetic and logical operations

• Directs the operations of the CPU

• Provides power to the CPU

What is measured in GHz to indicate the CPU's speed?

• Clock Speed

• RAM

• Core Count

• Cache Memory

What type of memory is used to store data and instructions currently in use?

• Registers

• Random Access Memory

• Read Only Memory

• Cache Memory

What is the main circuit board that connects all components of the computer?

• Motherboard

• Expansion Cards

• Cooling Systems

• Power Supply Unit

What is the purpose of Expansion Cards in a computer?

• Provide extra functionality like graphics and sound

• Convert electrical power for components

• Store firmware and system software

• Maintain optimal operating temperatures

What is essential for maintaining optimal operating temperatures for computer components?

• Cooling Systems

• Expansion Cards

• Power Supply Unit

• Motherboard

What is the function of the Arithmetic Logic Unit in the CPU?

• Provides power to the CPU

• Stores frequently accessed data

• Directs the operations of the CPU

• Performs arithmetic and logical operations