Understanding Computers

Which of the following is computer hardware?

• monitor
• scanner
• keyboard
• all of them

What number system do computers use?

• binary
• denary
• decimal
• ASCII

What is the CPU?

• Internal hardware that holds all components together
• The CPU is the part of a computer system that is commonly referred to as the "brains" of a computer.
• It is a storage device

What is the role of the POWER SUPPLY for a computer?

• Internal hardware component that supplies components in a computer with power.
• External plug that powers the computer up.
• It is a piece of software.

What is the role of the motherboard?

• The motherboard is a circuit board that connects the CPU to the memory and all the other hardware.
• The motherboard is the computers brain.
• It is a piece of software inside the computer.

What is the correct definition for a hard disk?

• It is an technical name for a CD-Drive
• it is the main internal storage device in computers 

What is the definition for software?

• Software is the physical parts of the computer
• Software is the programs that run on a computer.

What is the definition for hardware.

• Hardware is the physical parts of the computer
• Hardware is the programs that run on a computer.

How is a storage device best defined?

• Hardware that is used for storing data files and objects.
• Hardware that is used for removing data.

How many bits are there in a byte?

• 1
• 2
• 4
• 8