Storage capacity of magnetic disk depends on
tracks per inch of surface
bits per inch of tracks
All of above
disk pack in disk surface
Correct Answer :
C. All of above
Related Questions
Most of the inexpensive personal computers do not have any disk or diskette drive. What is the name of such computes?
Home computers
Diskless computers
Dedicated computers
General purpose computers
The two basic types of record access methods are:
Sequential and random
Sequential and indexed
Direct and immediate
Online and real time
A group of magnetic tapes, videos or terminals usually under the control of one master is
Cylinder
Surface
Track
Cluster
Which is not a basic function of a computer?
Store data
Accept input
Process data
Copy text
Fifth generation computer is also known as
Knowledge information processing system
Very large scale integration (VLSI)
Both of above
None of above
Which of the following is not a primary storage device?
Magnetic tape
Magnetic disk
Optical disk
All of above
Why are vacuum tubes also called valves?
Because they can amplify the weak signals and make them strong
Because they can stop or allow the flow of current
Both of above
None of above
Which computer support co-processors?
XT computer
AT computers
None of these
Both of these
A hard copy would be prepared on a
Line printer
Dot matrix Printer
Typewriter terminal
All of the above
The term gigabyte refers to
1024 bytes
1024 kilobytes
1024 megabytes
1024 gigabyte
The system unit of a personal computer typically contains all of the following except:
Microprocessor
Disk controller
Serial interface
Modem
Which one of the following input device is user- programmable?
Dumb terminal
Smart terminal
VDT
Intelligent terminal
The language that the computer can understand and execute is called
Machine language
Application software
System program
All of above
Which of the following is not processing?
arranging
manipulating
calculating
gathering
Which characteristic of computer distinguishes it from electronic calculators?
Accuracy
Storage
Versatility
Automatic
Which of the following memories has the shortest access times?
Cache memory
Magnetic bubble memory
Magnetic core memory
RAM
Personnel who design, program, operates and maintains computer equipment refers to
Console-operator
Programmer
Peopleware
System Analyst
Which of the following is NOT one of the four major data processing functions of a computer?
gathering data
processing data into information
analysing the data or information
storing the data or information
Which of the following is/ are operating systems
Windows
Unix
OS/2
All of these
Offline device is
A device which is not connected to CPU
A device which is connected to CPU
A direct access storage device
An I/O device
UNIVAC is
Universal Automatic Computer
Universal Array Computer
Unique Automatic Computer
Unvalued Automatic Computer
When a computer is switched on, the booting process performs
Integrity Test
Power-On Self-Test
Correct Functioning Test
Reliability Test
A hybrid computer
Resembles digital computer
Resembles analogue computer
Resembles both a digital and analogue computer
None of the above
An approach that permits the computer to work on several programs instead of one is
On-line thesaurus
Multiprogramming
Over lapped processing
Outline processor
The first general purpose electronic computer in the world was
UNIVAC
EDVAC
ENIAC
All of above
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
Word length of a Personal Computer is
4 bits
8 bits
16 bits
64 bits
Which of the following devices can be sued to directly image printed text?
OCR
OMR
MICR
All of above
Which 8-bit chip was used in many of today's TRS-80 computers?
Z-8000
Motorola 6809
Z-8808
Z-80
The word length of a computer is measured in
Bytes
Millimeters
Meters
Bits