Unit 1a

What does POST stand for in the context of computer operations?

• Post-Operation System Test

• Power-On Self-Test

• Pre-Operative System Test

• Power-Off System Test

Which of the following is NOT listed as a component in the overview of End User Devices?

• USB Ports

• Operating System

• Boot Sequence

• Clock Speed

What is RAM an abbreviation for in computer terminology?

• Random Access Memory

• Read Access Module

• Rapid Action Memory

• Random Allocation Module

What does the term 'Boot Sequence' refer to?

• The process of shutting down the computer

• The process that starts when the computer is turned on

• The speed at which the CPU operates

• A type of RAM

What is the main objective of Unit 1a in the study of End User Devices (Theory of Operations)?

• To program client systems

• To identify the relationship of basic facts and state general principles pertaining to the Theory of Operations for Client Systems.

• To repair and maintain end user devices

• To design new client systems

What is the first action in the start-up sequence of a computer according to the image?

• The CPU applies a built-in address to the address bus

• The power supply checks itself for correct voltage

• A signal is sent down the power good wire

• The POST program is read from the ROM

What happens after the power supply turns on during the start-up sequence?

• The CPU starts the POST program

• The power supply sends a signal down the power good wire

• The motherboard ROM is accessed

• The ON button is pressed

Where is the first line of the POST (Power On Self Test) program stored?

• In the CPU

• On the hard drive

• In the motherboard ROM

• In the power supply

What does POST stand for in computer terminology?

• Power-off System Test

• Power-on Self-Test

• Program Operation System Test

• Power-operated Software Test

When does the POST process occur?

• When the computer is shutting down

• When the computer is running

• When the computer is booted

• When the computer is in sleep mode