What is the responsibility of the logical unit in the CPU of a computer?
To produce result
To compare numbers
To control flow of information
To do math's works
Correct Answer :
B. To compare numbers
Related Questions
Properly arranged data is called
Field
Words
Information
File
ASCII and EBCDIC are the popular character coding systems.What does EBCDIC stand for?
Extended Binary Coded Decimal Interchange Code
Extended Bit Code Decimal Interchange Code
Extended Bit Case Decimal Interchange Code
Extended Binary Case Decimal Interchange Code
A person who used his or her expertise to gain access to other people's computers to get information illegally or do damage is a-
Hacker
spammer
instant messenger
programmer
The term GIGO is related to
Accuracy
Reliability
Versatility
Automatic
Why ABC is considered electro-mechanical computer?
Because it was invented before electronic computers were developed
Because there are wheels, drums, bars to rotate and move to produce result
Because they use the flow of electrons in different component
None of above
Which of the following items are examples of storage devices?
Floppy / hard disks
CD-ROMs
Tape devices
All of the above
Which of the printers used in conjunction with computers uses dry ink powder?
Daisy wheel printer
Line printer
Laser printer
Thermal printer
Which access method is used to access cassette tape?
Direct
Sequential
Both of the above
None of the above
In most of the IBM PCs, the CPU, the device drivers, memory, expansion slots and active components are mounted on a single board. What is the name of the board?
Motherboard
Daughterboard
Bredboard
Fatherboard
which of the following is problem oriented language?
High level language
Machine language
Assembly language
Low level language
IBM stands for
Internal Business Management
International Business Management
International Business Machines
Internal Business Machines
The actual execution of instructions happens in
ALU
CU
Memory
None of above
Which number system is usually followed in a typical 32-bit computer?
Binary
Decimal
Hexadecimal
Octal
IBM System/360 is
Mainframe Computer
Mini Computers
Micro Computers
None of above
The difference between memory and storage is that memory is ______ and storage is
Temporary, permanent
Permanent, temporary
Slow, fast
All of above
Word length of a Personal Computer is
4 bits
8 bits
16 bits
64 bits
The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately
16 digits
6 digits
9 digits
All of above
From which generation computers the printers were used?
first
second
third
fourth
________is defined as any crime completed through the use of computer technology.
Computer forensics
Computer crime
Hacking
Cracking
SMPS stands for
Switched mode Power Supply
Start mode power supply
Store mode power supply
Single mode power supply
UNIVAC is
Universal Automatic Computer
Universal Array Computer
Unique Automatic Computer
Unvalued Automatic Computer
Which of the following professions has not been affected by personal computers?
Medical
Clerical and law
Accounting
None of the above
What is required when more than one person uses a central computer at the same time?
Light pen
Mouse
Digitizer
Terminal
People often call as the brain of computer system
Control Unit
Arithmetic Logic Unit
Central Processing Unit
Storage Unit
When was the world's first laptop computer introduced in the market and by whom?
Hewlett-Packard
Epson, 1981
Laplink traveling software In1982
Tandy model-2000, 1985
In the third Generation of computers
Distributed data processing first became popular
An operating system was first developed
High level procedural language were first used
Online real time systems first become popular
What is required when more than one person uses a central computer at the same time?
Light pen
Mouse
Digitizer
Terminal
Personnel who design, program, operates and maintains computer equipment refers to
Console-operator
Programmer
Peopleware
System Analyst
Daisy wheel printer is a type of
Matrix printer
Impact printer
Laser printer
Manual printer
Which of the following are the two main components of the CPU?
Control Unit and Registers
Registers and Main Memory
Control unit and ALU
ALU and bus