Storage capacity of magnetic disk depends on
tracks per inch of surface
bits per inch of tracks
disk pack in disk surface
All of above
Correct Answer :
D. All of above
Related Questions
A factor which would strongly influence a business person to adopt a computer is its
Accuracy
Reliability
Speed
All of above
Which of the following is a part of the Central Processing Unit?
Printer
Key board
Mouse
Arithmetic & Logic unit
In analogue computer
Input is first converted to digital form
Input is never converted to digital form
Output is displayed in digital form
All of above
The earliest calculating devices are
Abacus
Clock
Difference Engine
None of these
A fault in a computer program which prevents it from working correctly is known as
Boot
Bug
Biff
Strap
A set of information that defines the status of resources allocated to a process is
Process control
ALU
Register Unit
Process description
A physical connection between the microprocessor memory and other parts of the microcomputer is known as
Path
Address bus
Route
All of the above
Which printer is very commonly used for desktop publishing?
Laser printer
Inkjet printer
Daisywheel printer
Dot matrix printer
The first digital computer built with IC chips was known as
IBM 7090
Apple ? 1
IBM System / 360
VAX-10
A Pixel is
A computer program that draws picture
A picture stored in secondary memory
The smallest resolvable part of a picture
None of these
What is the latest write-once optical storage media?
Digital paper
Magneto-optical disk
WORM disk
CD-ROM disk
Which unit converts computer data into human readable form?
Input unit
Output unit
ALU
Control Unit
Registers which are partially visible to users and used to hold conditional codes (bits set by the CPU hardware as the result of operations), are known as
PC
Flags
Memory Address Registers
General Purpose Registers
A dumb terminal has
an embedded microprocessor
extensive memory
independent processing capability
a keyboard and screen
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
Today's computer giant IBM was earlier known by different name which was changes in 1924. What was that name?
Tabulator Machine Co.
Computing Tabulating Recording Co.
The Tabulator Ltd.
International Computer Ltd.
Which of the following file organization is most efficient for a file with a high degree of file activity?
Sequential
ISAM
VSAM
B-Tree Index
Which is valid statement?
1 KB = 1024 Bytes
1 MB = 1024 Bytes
1 KB = 1000 Bytes
1 MB = 1000 Bytes
Fifth generation computer is also known as
Knowledge information processing system
Very large scale integration
Both of above
None of above
Which type of computers uses the 8-bit code called EBCDIC?
Minicomputers
Mainframe computers
Super computer
Microcomputers
Which of the following is not purely output device?
Screen
Printer
Speaker
Plotter
EEPROM stands for
Electrically Erasable Programmable Read Only Memory
Electronic Erasable Programmable Read Only Memory
Easily Erasable Programmable Read Only Memory
Easily Erasable Programmable Read Only Memory
Which of the following are the best units of data on an external storage device?
Bits
Bytes
Hertz
Clock cycles
Which of the following does not affect the resolution of a video display image?
Bandwidth
Raster scan rage
Vertical and horizontal lines of resolution
Screen size
Signals can be analog or digital and a computer that processes the both type of signals is known as
Analog computer
Digital Computer
Hybrid Computer
Mainframe Computer
Which of the following does not store data permanently?
ROM
RAM
Floppy Disk
Hard Disk
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
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
________ Store data or information temporarily and pass it on as directed by the control unit
Address
Register
Number
Memory
Malicious software is known as:
Bad ware.
Malware.
Malicious ware.
Illegal ware.