WorksheetsIntroduction to computer system
Total questions: 13
Worksheet time: 6mins
Computer system has a unit, which displays the results from it?
Central Processing Unit
Input Unit
Memory Unit
Output Unit
The smallest unit of data in computer is ________________
Byte
Nibble
Bit
KB
1 yottabyte =
1024 TB
1024 EB
1024 ZB
1024 PB
Components that provide internal storage to the CPU are ____________
Registers
Program Counters
Controllers
Internal chips
The two basic types of memory in a computer are
Primary and major
Primary and Secondary
Minor and Major
Main and virtual
Size of the ________ memory mainly depends on the size of the address bus.
a) Main
b) Virtual
c) Secondary
d) Cache
Electronic components in computers process data using instructions, which are the steps that tell the computer how to perform a particular task.
TRUE
FALSE
A(n) _____ is any hardware components that allows you to enter data and instructions into a computer or mobile device.
output device
communications device
input device
display
Which of the following is not the main components of computers?
Output device
Storage device
System Unit
Mobile Device
Which of the following is an input device?
microphone
monitor
printer
speakers
A bit that is turned off represents the following value: ________
1
-1
0
"no"
A set of 128 numeric codes that represent the English letters, various punctuation marks, and other characters is ...
binary numbering
ASCII
Unicode
ENIAC
A type of memory that can hold data for long periods of time--even when there is no power to the computer is called ...
RAM
main memory
secondary storage
CPU storage
