Computer Hardware

The speed at which a CPU runs instructions is governed by a ticking clock signal. One gigahertz, 1 GHz, means one _________ ticks per second.

• thousand

• million

• billion

• hundred

The CPU stands for _______. The speed is measured in _______________.

RAM stands for ____________________. It is measured in ______________.

• Random Access Memory and Gigabyte

• Random Awesome Memory and Gigahertz

• Round Access Memory and Terabytes

• Random Access Memory and megahertz

Fill in the blank. PCs, Macs, and Linux are three computer ______?

• Hard Drives

• Operating Systems

• Platforms

• CPUs

This is a type of memory that holds the computer's startup routine. Data can be read but not written to it and it retains the data even once the computer has been shut down.

• ROM

• RAM

• EEPROM

• Hard Drive

Most keyboards interface with a desktop computer via a _____ port.

• HDMI

• USB

• SD

• Ethernet

Data projectors are typically connected to a laptop through what connector?

• USB

• SD Card

• HDMI

The enclosure that contains most of the components of a computer.

• PC Case
• PC Port
• Motherboard
• Hard Drive

The box inside the computer case that receives power and converts it to provide power to the motherboard and other devices.

• UPS
• PSU
• PPU
• POO

The main board in the computer, also called the system board.

• Motherboard
• Daughterboard
• Board
• Plank