On a PC, how much memory is available to application software?
1024 KB
760 KB
640 KB
560 KB
Correct Answer :
C. 640 KB
Related Questions
Through which device the main components of the computer communicate with each other?
Keyboard
System Bus
Monitor
Memory
When was the transistors invented?
1948
1938
1958
1968
What is embedded system?
The programme which arrives by being wrapped in box.
The programme which is the permanent part of the computer
The computer which is the part of a big computer
The computer and software system that control the machine
The technology that stores only the essential instructions on a microprocessor chip and thus enhances its speed is referred to as
CISC
RISC
CD-ROM
Wi-Fi
An application suitable for sequential processing is
Processing of grades
Payroll processing
Both a and b
All of above
To prevent the loss of data during power failures, use a(n):
Encryption program.
Surge protector.
Firewall.
UPS.
One computer that is not considered a portable is
Minicomputer
Laptop computer
Notebook computer
All of above
Software in computer
Enhances the capabilities of the hardware machine
Increase the speed of central processing unit
Both of above
None of above
The ALU of a computer responds to the commands coming from
Primary memory
Control section
External memory
Cache memory
A term used to describe interconnected computer configuration is
Multiprogramming
Modulation
Multiprocessing
Micro program sequence
A modern digital computer has
Extremely high speed
Large memory
Almost unlimited array
All of the above
Reading data is performed in magnetic disk by
Read/write leads
Sectors
Track
Lower surface
Instruction in computer languages consists of
OPCODE
OPERAND
Both of above
None of above
CD-ROM is a
Semiconductor memory
Memory register
Magnetic memory
None of above
CAD stands for
Computer aided design
Computer algorithm for design
Computer application in design
Computer analogue design
What type of memory is not directly addressable by the CPU and requires special softw3are called EMS (expanded memory specification)?
Extended
Expanded
Base
Conventional
From which generation operating systems were developed?
First
Second
Third
Fourth
Today's computer giant IBM was earlier known by different name which was changed in 1924. What was that name?
Computer Tabulating Recording Co.
The Tabulator Ltd.
International Computer Ltd.
None of above
Which computer was considered the first electronic computer until 1973 when court invalidated the patent?
ENIAC
MARK I
Z3
ABC
A disadvantage of the laser printer is
It is quieter than an impact printer
It is very slow
The output is of a lower quality
None of the above
A stand-alone system which produces one page of printed output at a time is
Page printer
Line printer
Laser printer
Dot matrix printer
Assembly language started to be used from
first generation computers
second generation computers
third generation computers
fourth generation computers
A physical connection between the microprocessor memory and other parts of the microcomputer is known as
Path
Address bus
Route
All of the above
If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be
216
65,536
64K
Any of the above
Unwanted repetitious messages, such as unsolicited bulk e-mail is known as
Spam
Trash
Calibri
Courier
What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to prevent two devices from trying to use it at the same time?
Bus control
Interrupts
Bus arbitration
Status
Regarding a VDU, Which statement is more correct?
It is an output device
It is an input device
It is a peripheral device
It is hardware item
The device that can both feed data into and accept data from a computer is
ALU
CPU
Input-Output device
All of the above
What was the first computer brought in Nepal?
ICL/2950
ENIAC
IBM 1401
None of above
Which of the following is called low level languages?
Machine language
Assembly language
Both of the above
None of above