2 тест

A computer is:

• device for automatic processing of numerical information

• device for storing information

• device for searching, collecting, storing, converting and using information in digital format

• a set of software tools that manage the information resources

• device for printing.

A multimedia computer is called

• a computer capable of working on the Internet

• computer capable of showing cartoons

• a computer capable of printing and scanning documents

• computer capable of working with numbers, text, graphics, audio and

  video

• computer for printing photos.

An architecture is

• general principles of computer construction, realizing the programmatic control of the operation and interaction of its main functional nodes.

• general principles of building a computer that do not realize the programmatic control of work.

• design of computer appearance, description of technical devices of computer

• the principle of connecting external devices to a computer, a description of a set of input-output devices.

• software description and image methods of calculation results

The minimum required set of devices for computer operation contains:

• printer, system unit, keyboard.

• system unit, monitor, keyboard.

• processor, mouse, monitor

• keyboard, monitor, mouse

• scanner, printer, monitor, mouse.

The device providing protection of the computer at voltage drops and power outage

• Motherboard

• Power Supply.

• HDD

• Uninterruptible Power Supply (UPS)

• Video card.

Computer devices that do not belong to the main computer are called:

• Peripheral

• Secondary

• Conjugated

• Subsidiary

Which of the items is an input device?

• Computer Monitor

• Keyboard

• Display Board

• Overhead Projector

Video card is designed for

• Connections between computers.

• Receiving signals from the computer processor.

• Communication of the system unit and the keyboard.

• To create an image on the display screen.

Which of the items is an input device?

• Computer Monitor

• Keyboard

• Display Board

• Overhead Projector

The main element of the computer that  executesprograms and controls hardware  is:

• arithmetic logic unit;

• control device

• controller;

• processor