икт 1 уровень 65

Central Processing Unit - the "brain" of the computer is the part of the

• Keyboard

• Joystick

• the motherboard

• Monitor

The speed of information processing in the computer depends on:

• ROM

• the clock frequency

• External memory

• RAM

When the computer turns off, the information is erased from:

• the permanent memory

• a floppy disk

• the RAM

• All answers are correct

Which of the following should only be used for temporary data storage?

• Rewriteable CD

• Random access memory

• 3.5inch floppy disk

• USB flash drive

What is the width: height ratio of a traditional computer monitor?

• 16:9

• 4:3

• 5:2

• 12:16

Which of these five does NOT comprise a part of the system bus?

• Address bus

• Data bus

• All answers are correct

• Logic bus

What is the correct definition of the term 'CISC'?

• Complex Instruction Set Computers

• Central Immediate Source Construct

• All answers are correct

• Continual Input System Computer

Where does the control unit look in order to find the address of the next instruction to be fetched?

• Accumulator (ACC)

• Memory Address Register (MAR)

• Memory Buffer Register (MBR)

• All answers are correct

Types of computer system

• Input, output and storage devices

• RAM and ROM

• Hardware and software

• Laptop, PDA, tablet PC

With indirect addressing, how many memory lookups are need to obtain the required data?

• Two

• One

• Zero

• Three