In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board?
Breadboard
Motherboard
Daughter board
Grandmother board
Correct Answer :
B. Motherboard
Related Questions
How many types of storage loops exists in magnetic bubble memory
8
4
16
2
A computer cannot 'boot' if it does not have the
Compiler
Loader
Operating System
Assembler
Which device is used to backup the data?
Floppy Disk
Tape
Network Drive
All of the above
________ is the ability of a device to "jump" directly to the requested data
Sequential access
Random access
Quick access
All of the above
Examples of output devices are
Screen
Printer
Speaker
All of these
Which of the following require large computers memory?
Imaging
Graphics
Voice
All of Above
Word length of a Personal Computer is ___
4 bits
8 bits
16 bits
64 bits
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
Cursor is a
Pixel
Thin blinking line
Pointing device
None of these
Bit map terminal
support display containing multiple windows
require considerable amount of video RAM
requires tremendous amount of copying and hence low performance
all of above
Which part of the computer is used for calculating and comparing?
Disk unit
Control unit
ALU
Modem
SMPS stands for
Switched mode Power Supply
Start mode power supply
Store mode power supply
Single mode power supply
Programs designed to perform specific tasks is known as
system software
application software
utility programs
operating system
Algorithm and Flow chart help us to
Know the memory capacity
Identify the base of a number system
Direct the output to a printer
Specify the problem completely and clearly
The average time necessary for the correct sector of a disk to arrive at the read write head is _____
Down time
Seek time
Rotational delay
Access time
Which of the following will happen when data is entered into a memory location?
It will add to the content of the location
It will change the address of the memory location
It will erase the previous content
It will not be fruitful if there is already some data at the location
Which of the following is not valid statement?
Hard is referred to mean something temporary
Hard is used to mean something tangible
Soft is used to mean something permanent
Soft is used to mean something tangible
Which printer is very commonly used for desktop publishing?
Laser printer
Inkjet printer
Daisywheel printer
Dot matrix printer
The translator program used in assembly language is called
Compiler
Interpreter
Assembler
Translator
What characteristic of read-only memory (ROM) makes it useful?
ROM information can be easily updated
Data in ROM is non-volatile, that is, it remains there even without electrical power.
ROM provides very large amounts of inexpensive data storage.
ROM chips are easily swapped between different brands of computers.
Why ABC computer is called so?
Because it was developed by Atanasoff and Berry
Because it was thought to be the first computer so named with first alphabets of English
Both of above are the reason to name the computer ABC
None of above are true
Which of the following is a way to access secondary memory?
Random access memory
Action method
Transfer method
Density method
RATS stand for
Regression Analysis Time Series
Regression Analysis Time Sharing
Real Analysis Series
All of above
Modern Computers are very reliable but they are not
Infallible
Cheap
Powerful
Fast
How many address lines are needed to address each machine location in a 2048 x 4 memory chip?
10
11
8
12
The latest PC keyboards use a circuit that senses the movement by the change in its capacitance,
Capacitance keyboard
Mechanical keyboard
Qwerty keyboard
Dvorak keyboard
Which of the following memories has the shortest access times?
Cache memory
Magnetic bubble memory
Magnetic core memory
RAM
A modern electronic computer is a machine that is meant for
Doing quick mathematical calculations
Input, storage, manipulation and outputting of data
Electronic data processing
Performing repetitive tasks accurately
The system unit of a personal computer typically contains all of the following except:
Microprocessor
Disk controller
Serial interface
Modem
When was the transistors invented?
1948
1938
1958
1968