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Computer Fundamentals
Computer Fundamental Miscellaneous
Quiz 14
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Q.1
One of the main feature that distinguish microprocessors from microcomputers is
words are usually larger in microprocessors
words are shorter in microprocessors
microprocessor does not contain I/O devices
exactly the same as the machine cycle time
None of the above
Q.2
The binary equivalent of the Octal number 13.54 is
1011.1011
1101.111
1001.111
All of the above
None of the above
Q.3
What process prepares the magnetic surface of a disk by creating concentric circles, called tracks, around the disk? (Each track is further divided into pic-shaped sections called sectors.)
Tracking
Formatting
Copying
Sectioning
None of the above
Q.4
Which type of display is the latest to be used for portable computer?
LED display
LCD display
Plasma display
Electroluminescent display
None of the above
Q.5
Which of the following is not true of future computers?
increased use of CAD/CAM techniques
faster turnaround time
developments in artificial intelligence systems
development of products more suitable for human use
All of the above are true
Q.6
The EAM device that does not use a control panel is the:
collator
reproducer
interpreter
sorter
None of the above
Q.7
Whenever a peripheral is being controlled by the CPU, it is said to be online. If additionally, the computer files are updated as soon as any change takes place, the system is called
quick processing system
batch processing system
real time system
remote processing system
None of the above
Q.8
What does that acronym VGA stand for?
Extended Graphics Adapter
Enhanced Graphics Array
Video Graphics Array
Color Graphics Array
Video Graphics Adapter
Q.9
Which part of the diskette should never be touched?
Hub
Centre
Oval slot
Corner
None of the above
Q.10
The following is true about 2-out of-5 code:
it is weighted code
it is unweighted code
it has odd parity
All of the above
None of the above
Q.11
The Josephson tunneling device illustrates principles associated with the advanced storage technique:
cryogenics
CCD
EBAM
holographing
None of the above
Q.12
The storage locations in the internal storage of a CPU are called
contents
addresses
locations
mask
None of the above
Q.13
Which of the following statements is true?
The installation of a computer is favorably received by all employees
Some form of training is necessary for employees who will work with computers
Computers are portrayed solely as society's benefactor
A businessperson is only interested in the computer's accuracy
None of the above
Q.14
In this world of fast changing computer technology, one of the most important factor to be considered while purchasing a PC is, it should have a provision for
high level integration
self upgradability
intelligent sensors
faster data access
None of the above
Q.15
A collection of eight bits is called
Byte
Word
Record
File
None of the above
Q.16
The ALU of a central processing unit does the essential maths work for the computer. What does the control unit do?
Communicates its results
Activates the output device
Monitors the flow of information
Control the printer
None of the above
Q.17
The term "memory" applies to which one of the following
Logic
Storage
Control
Input device
None of the above
Q.18
In MODEMS
Several digital signals are multiplexed
A digital signal changes some characteristic of a carrier wave
Digital signal is amplified
All of the above
None of the above
Q.19
A computer with CPU speed around 100 million instructions per second & with the word length of around 64 bits is known as
Super computer
Mini computer
Micro computer
Micro computer
None of the above
Q.20
Which is a secondary memory device?
CPU
ALU
Floppy disk
Mouse
None of the above
Q.21
A computer program consists of
System flowchart
Program flowchart
Algorithms written in computer's language
Discrete logical steps.
None of the above
Q.22
An input device which can read characters directly from an ordinary piece of paper is
OCR
OMR
MSI
POS
None of the above
Q.23
A storage device which is used to store data & information external to the main storage is known as
Buffer
Backing storage
PROM
Accumulator
None of the above
Q.24
In a PC, how much memory is available to application software?
1024 KB
760 KB
640 KB
560 KB
2048 KB
Q.25
General purpose computers are those that can be adopted to countless uses simply by changing its
keyboard
printer
program
display screen
None of the above
Q.26
Which of the following is not a part of the CPU
storage unit
arithmetic and logic unit
program unit
control unit
None of the above
Q.27
Which of the following memories contains a thin film of magnetic material sandwitched between two permanent bias magnets?
ROM
Magnetic disk
Core memory
Bubble memory
None of the above
Q.28
Which of the following bus types are used by the Apple Macintosh computer?
ISA
NuBus
EISA
MCA
PCI Bus
Q.29
For a memory system, the cycle time is
same as the access time
longer than the access time
shorter than the access time
submultiple of the access time
None of the above
Q.30
The number of records contained within a block of data on magnetic tape is defined by the
block definition
record contain clause
blocking factor
record per block factor
None of the above
Q.31
What is the name of the visible silver rectangle which separates the take-up portion of the magnetic tape from the data recording portion?
Load maker
Load marker
Tape separator
Tape marker
None of the above
Q.32
A part located in the central processing unit that stores data & information is known as
Core memory
PROM
EPROM
ROM
None of the above
Q.33
A software package to perform calculations on data arranged in an array is
System software
Utility programs
Electronic spread sheet
Application programs
None of the above
Q.34
Which of the following chips can be reprogrammed with special electric pulses?
EPROM
PROM
ROM
EEPROM
None of the above
Q.35
When the time to establish link is large and the size of data is small, the preferred mode of data transfer is
Circuit switching
Packet switching
Time division multiplexing
All of the above
None of the above
Q.36
Group of instructions that directs a computer is called
Storage
Memory
Logic
Program
None of the above
Q.37
A computer-controlled device for training exercises that duplicates the work environment is a:
simulator
duplicator
trainer
COM device
None of the above
Q.38
What was the name of the first stored program electronic computer which was built in 1949 at Cambridge University in England?
EDVAC
EDSAC
UNIVAC
MARK-I
None of the above
Q.39
A high quality CAD system uses the following for printing drawing and graphs
Dot matrix printer
Digital plotter
Line printer
All of the above
None of the above
Q.40
The CPU chip used in a computer is partially made out of
silica
carbon
copper
gold
silver
Q.41
A printed document reader which scans the characters and then encodes them in a computer-compatible code for direct transmission to the computer is called
Optical character reader
Kurzweil Data Entry Machine (KDEM)
MICR
Laser scanner
None of the above
Q.42
The working principles of today's computers were provided by an English mathematician
Charles Babbage
Dr. Hollerith
Donald Reach
Ken Reider
None of the above
Q.43
The equipment with which the computer talks to its users is called a
word processor
peripheral
software
diskette
None of the above
Q.44
Which of the following best describes a computer-based information system?
A system in which a computer is used to turn data into information
Inputting data
Processing data
Performing complex mathematical calculations
Data is put into the computer for processing
Q.45
Accessing records from a file directly without searching from the beginning of the file is
Time sharing
Random
Direct access
Access time
None of the above
Q.46
EBCDIC can code up to how many different characters?
8
16
32
64
256
Q.47
In which addressing mode, the effective address of the operand is generated by adding a constant value to the contents of a register?
Absolute mode
Indirect mode
Immediate mode
Index mode
None of the above
Q.48
The term gigabyte refers to
1024 bytes
1024 kilobytes
1024 megabytes
1024 gigabytes
None of the above
Q.49
When did IBM close the last of its punched card manufacturing plant?
June, 1989
December, 1984
March, 1982
November, 1979
None of the above
Q.50
Personal computers use a number of chips mounted on a main circuit board. What is the common name for such boards?
Daughterboard
Motherboard
Fatherboard
Breadboard
None of the above
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