Which of the following memories needs refreshing?
SRAM
DRAM
ROM
All of above
Correct Answer :
B. DRAM
Related Questions
The list of coded instructions is called
Computer program
Algorithm
Flowchart
Utility programs
Instruction in computer languages consists of
OPCODE
OPERAND
Both of above
None of above
A hybrid computer
Resembles digital computer
Resembles analogue computer
Resembles both a digital and analogue computer
None of the above
In what respect computers are superior to human beings?
Diligence
Intelligence
Both of above
None of above
A program component that allows structuring of a program in an unusual way is known as
Correlation
Coroutine
Diagonalization
Quene
The capacity of 3.5 inch floppy disk is
1.40 MB
1.44 GB
1.40 GB
1.44 MB
When did IBM introduce the 20286 based PC/AT?
1982
1984
1985
1989
Human beings are referred to as Homosapinens, which device is called Sillico Sapiens?
Monitor
Hardware
Robot
Computer
What is a brand?
The name of companies that made computers
The name of product a company gives to identify its product in market
A name of class to indicate all similar products from different companies
All of above
UNIVAC is
Universal Automatic Computer
Universal Array Computer
Unique Automatic Computer
Unvalued Automatic Computer
What is the most common tool used to restrict access to a computer system?
User logins
Passwords
Computer keys
Access-control software
Which of the following is input device?
scanner
speaker
monitor
projector
The first computer introduced in Nepal was
IBM 1400
IBM 1401
IBM 1402
IBM1402
High density double sided floppy disks could store _____ of data
1.40 GB
1.44 MB
1.40 MB
1.44 GB
UNIVAC was a first generation computer. What is its full form?
Universal Automatic Computer
Universal Array Computer
Unique Automatic Computer
Unvalued Automatic Computer
Trackball is A________
Input device
Output device
Programming language
Software
Where are data and programme stored when the processor uses them?
Main memory
Secondary memory
Disk memory
Programme memory
IBM 1401 is
First Generation Computer
Second Generation Computer
Third Generation Computer
Fourth Generation Computer
Which of the following printing devices an output composed of a series of data?
Wire matrix printer
Band printer
Wang image printer
Both a and c
Which unit holds data temporarily?
Input unit
Secondary storage unit
Output Unit
Primary Memory Unit
Who invented the microprocessor?
Marcian E Huff
Herman H Goldstein
Joseph Jacquard
All of above
Which of the following storage device can store the largest amount of data?
Hard Disks
Flash Disks
Blu-Ray Disks
DVDs
Which was the world's first minicomputer and when was it introduced?
PDP-I, 1958
IBM System/36, 1960
PDP-II, 1961
VAX 11/780, 1962
A compiler is a translating program which
Translates instruction of a high level language into machine language
Translates entire source program into machine language program
It is not involved in program's execution
All of above
An online backing storage system capable of storing larger quantities of data is
CPU
Memory
Mass storage
Secondary storage
Which of the following is valid statement?
Data in itself is useless unless it is processed
The data that is processed is called a program
The data which is not yet processed is information
Information is processed by computer to generate data.
A hybrid computer
Resembles digital computer
Resembles analogue computer
Resembles both a digital and analogue computer
None of the above
What is a light pen?
A Mechanical Input device
Optical input device
Electronic input device
Optical output device
Computer system comprises of major units
input unit, output unit, control unit
input unit, output unit, control unit and storage
input unit, output unit, central processing unit and storage unit
input, output and storage units
A single packet on a data link is known as
Path
Frame
Block
Group