Computer Components

Is the electronic circuitry within a computer that carries out the instructions of a computer program by performing the basic arithmetic, logical, control and input/output (I/O) operations specified by the instructions.

• USB
• ROM
• CPU
• UPS

A computer memory that acts as the main storage available to user for programs and data

• RAM
• URL
• ROM
• flash drive

Is a data storage device that uses magnetic storage to store and retrieve digital information using one or more rigid rapidly rotating disks (platters) coated with magnetic material.

• RAM
• Hard Disk
• DVD
• ROM

Is a disk drive that uses laser light or electromagnetic waves within or near the visible light spectrum as part of the process of reading or writing data to or from optical discs

• CD/DVD Drive
• Hard Disk
• Mother Board
• Power Supply

Is the main printed circuit board (PCB) found in general purpose microcomputers and other expandable systems. It holds and allows communication between many of the crucial electronic components of a system

• Video Card
• Sound Card
• Motherboard
• Network Card

Is an electrical device that supplies electric power to an electrical load. The primary function of a power supply is to convert electric current from a source to the correct voltage, current, and frequency to power the load.

• USB
• CPU

• RAM
• Power Supply

Is an expansion card which generates a feed of output images to a display. Frequently, these are advertised as discrete or dedicated graphics cards, emphasizing the distinction between these and integrated graphics.

• Graphic Card
• Sound Card
• TV Card
• Network Card

The enclosure that contains the internal components of a computer is called the...

• Portable Storage
• Hardware
• Tower Casing
• USB Port

What happens to data in Main Memory/RAM when we switch the power off?

• All data is lost
• All data is saved
• All data is backed up to the Hard Drive
• All data is saved to the Processor

What happens to data on our Hard Disk Drive when we turn the power off?

• All data is saved
• All data is lost
• All data is backed up to the Graphics Card
• All data is encrypted