Modern Computers are very reliable but they are not
Fast
Powerful
Infallible
Cheap
Correct Answer :
C. Infallible
Related Questions
A type of channel used to connect a central processor and peripherals which uses multiplying is known as
Modem
Network
Multiplexer
All of the above
CD-ROM is a
Semiconductor memory
Memory register
Magnetic memory
None of above
Which of the following is not input unit device?
scanner
camera
plotter
digitizer
What is the latest write-once optical storage media?
Digital paper
Magneto-optical disk
WORM disk
CD-ROM disk
Mark I is also known as
American Sequence Controlled Calculator
Automatic Sequence Calculating Controller
American Sequence Controlled Computer
Automatic Sequence Controlled Calculator
Which of the following is internal memory?
Disks
Pen Drives
RAM
CDs
In 1830, Charles Babbage designed a machine called the Analytical Engine which he showed at the Paris Exhibition. In which year was it exhibition?
1820
1860
1855
1870
Which of the following produces the best quality graphics reproduction?
Laser printer
Ink jet printer
Plotter
Dot matrix printer
The system unit of a personal computer typically contains all of the following except:
Microprocessor
Disk controller
Serial interface
Modem
Which unit is known as nerve center of computer?
ALU
CU
Memory
Registers
Which is considered a direct entry input device?
Optical scanner
Mouse and digitizer
Light pen
All of the above
Computer is free from tiresome and boardroom. We call it
Accuracy
Reliability
Diligence
Versatility
A hybrid computer uses a _____ to convert digital signals from a computer into analog signals.
Modulator
Demodulator
Modem
Decoder
A number system that has eight different symbols to represent any quantity is known as
Binary
Octal
Decimal
Hexadecimal
Different components of the motherboard of a PC unit are linked together by sets of parallel electrical conducting lines. What are these lines called?
Conductors
Buses
Connectors
Consecutives
Which type of system puts the user into direct conversation with the computer through a keyboard?
Real time processing
Interactive computer
Batch processing
Time sharing
Each model of a computer has a unique
Assembly of a computer
Machine language
High level language
All of the above
________ is the process of dividing the disk into tracks and sectors.
Tracking
Formatting
Crashing
Allotting
The first generation of computers available was based on the bit micro processors.
4
8
16
64
The two basic types of record access methods are:
Sequential and random
Sequential and indexed
Direct and immediate
Online and real time
Who designed the first electronics computer ? ENIAC/
Von Neumann
Joseph M Jacquard
J. P. Eckert and J. W. Mauchly
All of above
The term ________ designates equipment that might be added to a computer system to Enhance its functionality.
digital device
system add-on
disk pack
peripheral device
Compression of digital data for efficient storage is
Buffer
CPU
Packing
Field
VGA is
Video Graphics Array
Visual Graphics Array
Volatile Graphics Array
Video Graphics Adapter
The 2's compliment of a binary no. is obtained by adding________to its 1's compliment.
0
1
10
12
Which of the following is used as a primary storage device?
Magnetic drum
Hard Disks
All of above
Floppy
A common boundary between two systems is called
Interdiction
Interface
Surface
None of the above
Which of the following is/ are operating systems
Windows
Unix
OS/2
All of these
You organize files by storing them in
archives
folders
indexes
lists
Instruction in computer languages consists of
OPCODE
OPERAND
Both of above
None of above