Computer Technology Quiz

What is the primary function of a Personal Computer (PC)?

• To connect various peripheral devices

• To process data at high speeds

• For general use by a single person

• To display information using liquid crystals

Which device uses a tactile sensor to detect user's finger movement?

• Liquid Crystal Display

• Touchpad

• Light-Emitting Diode

• Universal Serial Bus connector

What does LCD stand for in computer technology?

• Light Computer Display

• Liquid Crystal Display

• Light-emitting Diode Display

• Linear Crystal Device

What is the purpose of a Universal Serial Bus (USB) connector?

• To process data

• To display visuals

• To connect computer and peripheral devices

• To increase the clock rate of a CPU

What component is known as the main circuit board in personal computers?

• Central Processing Unit

• Universal Serial Bus connector

• Motherboard

• Liquid Crystal Display

What does the clock rate of a CPU indicate?

• The number of peripherals it can connect

• The speed at which the CPU processes data

• The amount of data it can store

• The brightness of the display

How many cycles per second does one Gigahertz (GHz) equal?

• One million cycles per second

• One hundred thousand cycles per second

• One billion cycles per second

• Ten million cycles per second

What is the function of Random Access Memory (RAM) in a computer?

• It permanently stores data.

• It converts AC to low-voltage power.

• It temporarily stores computer information that can be immediately accessed by the CPU.

• It allows the computer to communicate with hardware devices.

What does ROM stand for and what is its primary function?

• Read-Only Memory; it stores the Basic Input/Output System and cannot be changed.

• Random Operation Memory; it manages the computer's operational tasks.

• Read-Only Memory; it allows the computer to communicate with hardware devices.

• Random Output Memory; it temporarily stores data.

Which of the following best describes the Basic Input/Output System (BIOS)?

• A type of ROM that can be easily modified.

• A built-in program which initializes computer hardware and launches the operating system when the computer starts.

• A digital storage unit for computer memory.

• A driver that allows communication with hardware devices.