Hardware - AS Computer Science

Memory used to make up for the difference in speed between two internal components.

• Niche

• Cash

• Cache

• Register

A storage location inside the CPU used to hold an instruction, an address or other single item of data.

• Control Unit

• Arithmetic/Logic Unit

• Register

• Clock

Secondary storage that works by magnetising parts of a substance as north and south poles to represent binary 1's and 0's

• Cloud Storage

• Secondary storage

• Magnetic storage

• Solid state storage

Cloud storage is a type of virtualisation

• True

• False

These can be used to connect almost any type of device, including mice, keyboards, printers, and digital cameras.

• Audio In

• Audio Out

• USB Port

• Monitor Port

Which of the following mechanical part appears in both microphone and a speaker?

• Condenser

• Diaphragm

• Stepper motor

• Print head

Which of the following printers uses the principle stated?

" The static electricity attracts onto the page a kind of powdered ink called toner"

• Inkjet

• Graphics Plotter

• Laser

• Dot MAtrix

Which device working principle is being described here?

"When the processor finds a circuit that is closed, it compares the location of that circuit on the key matrix to the character map in its read-only memory (ROM). "

• Mouse

• Voice Recognition

• Graphics Tablet

• Keyboard

An LED is more energy efficient and a lot smaller than a CCFL.

• True

• Fasle

An LCD screen provides a wider viewing angle as compared to an LED

• True

• False