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WorksheetsCSC 102 Computer-Based Examination
Total questions: 97
Worksheet time: 8mins
The basic or major operation performed by a computer is
Arithmetic operation
Logical operation
Storage and retrieval
All the above
The two major types of computer chips are
Internal and external memory chips
Primary memory and microprocessor chips
Primary and Secondary memory chips
Silicon and integrated circuits
What is the main difference between a mainframe and a super computer?
Super computer is much larger than mainframe computers
Super computers are much smaller than mainframe computers
Supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently
Supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible.
What are the stages in the compilation process?
Feasibility study, system design and testing
Implementation and documentation
Lexical Analysis, syntax analysis, and code generation
None of the above
One millisecond is
1 second
10th of a seconds
1000th of a second
10000th of a seconds
Abacus was the first
electronic computer
mechanical computer
electronic calculator
mechanical calculator
7. The following can be regarded as a problem oriented language:
COBOL
Assembly language
Machine language
Binary code
A nibble equals what?
1 bits
2 bits
4 bits
8 bits
The computer size was very large in
First Generation
Second Generation
Third Generation
Fourth Generation
The term GIGO is related to which characteristics of computers?
Speed
Automatic
Accuracy
Reliability
One of the popular mass storage devices is CD ROM. What does CD ROM stand for?
Compactable Disc Read Only Memory
Compact Disc Read Only Memory
Compactable Disk Read Only Memory
Compact Disk Read Only Memory
ASCII stands for
American Standard Code for International Interchange
American Standard Code for Institutional Interchange
American Standard Code for Information Interchange
American Standard Code to Interchange Information
In analog computer
Input is first converted to digital form
Input is never converted to digital form
Output is displayed in digital form
All of the above
Which of the following storage devices can store the largest amount of data?
Hard Disks
Flash Disks
Blu-Ray Disks
DVDs
The octal equivalence of 1110102 is
67
72
71
27
What do you call a single point on a computer screen?
Coordinate
Element
Pixel
Bit
Integrated circuits are classified according to the
number of chips
number of vacuum tube
number of gates
number of transistors
How would you represent the decimal value 30 in Hexadecimal form?
1E
30
1C
9F
Which of the following is NOT a 3rd generation programming language?
EDA
AADA
EEDA
In a distributed computer system
there are many computers and terminals
the task is executed by a number of processors
the task is distributed throughout the system
All of the above
The linking of computers with a communication system is called
Interconnection
Networking
Internet working
Internetworking
Distributed data entry means that data can be
entered at different locations where it originates
sent to different locations from a central place
accessed from different places know as distribution points
distributed through a network
Memory in which any location can be reached in a fixed (and short) amount of time after specifying its address is called
sequential-access memory
random-access memory
secondary memory
mass storage
Stored instructions and data in digital computers consist of
bytes
kilobytes
digits
bits
Transistor was invented in
1945
1946
1947
1948
How are data represented in a computer?
Logical System
Byte system
Binary system
Hexadecimal system
Which statement is NOT a "special care" to ensure that data saved on your CD/DVD is preserved?
Do not expose your CD/DVD to extreme temperature
Store them in their casing - any scratch makes it difficult to read through the reflective coating
Which of the following is NOT a feature of a word processor?
Borders and shading
Mail Merge and letter assistant
Macros
Sending email
Which of the following gives a list of memory in increasing order of speed access?
RAM, Hard Disk, L1 Cache, L2 Cache
RAM, Hard Disk, L2 Cache, L1 Cache
Hard Disk, RAM, L2 Cache, L1 Cache
L1 Cache, L2 Cache, RAM, Hard Disk
The following describe mainframe computers except
processing of large amount of data at very high speed
supports multi-user facility
number of processors varies from one to six
designed to be used by only one person at a time
Users interacted with third generation computers through ______
peripheral devices
keyboards and monitors
mouse and keyboard
mouse and monitors
The following are peripheral devices except
Keyboard
pointing devices
touchscreen
scanners
In machine language, elementary operations are the following except:
data transfer
data suppression
data and program control
arithmetic and logic operations
In programming, converting high level language into machine language is done by
drivers
translators
service programs
converters
Which of the following is not an output device?
Monitor
Printer
Plotter
Pointer
Which of the following is NOT a type of testing?
Manual Testing with sample data
Testing sample data on the computer
Sample Checking
Testing by a group of users
Which of the following is superior in terms of speed?
secondary memory
main memory
tertiary memory
auxiliary memory
The fifth generation of computing devices are based on ______
Expert system and natural language
Artificial intelligence
Mathematical modeling
Simulation and modeling
One million bytes represent a
Megabyte
Gigabyte
Kilobyte
Picobyte
The errors that can be pointed out by the compiler are
Semantic errors
Syntax errors
Logical errors
Compilation errors
A step by step procedure used to solve a problem is called
Pseudocode
Application Program
Algorithm
Flowcharting
The translator that converts high-level languages, one statement at a time into machine code, before the program is executed is
interpreter
BASIC
query language
compiler
Floating point representation is used to store
Boolean values
whole numbers
real integers
integers
ICs stand for what?
Internal Components
Integrated Circuits
Interface Controllers
Input Controllers
Which of the following concepts qualifies a programming language as an Object-Oriented Programming Language (OOPL)?
Encapsulation
Inheritance
Polymorphism
All of the above
Arrange in order of development:
A. relays, valves, transistors, integrated circuits
B. relays, transistors, valves, integrated circuits
C. valves, relays, transistors, integrated circuits
D. valves, transistors, relays, integrated circuits
The number system that we use in our day to day life is called what?
octal
binary
hexadecimal
decimal
Terminal is
a device to give power supply to computer
a point at which data enters or leaves the computer
the last instruction in a program
any input/output device
Example of non-numerical data is
Employee address
Examination score
Bank balance
All of the above
The sum of two hexadecimal numbers 37 and 63 will be:
A. A9
B. 45
C. 100
D. 9A
Which of these is used for logical operations or comparisons such as less than equal to or greater than?
Arithmetic and Logic Unit
Control Unit
Both of above
None of above
The basic architecture of computer was developed by:
Charles Babbage
Alan Turing
John von Neumann
Blaise Pascal
Who is known as the father of computers?
John Von Neumann
Charles Babbage
Blaise Pascal
Garden Moore
Which is not consisted in a processor?
A. ALU
B. Control unit
C. Memory
D. Registers
When we look at the cost, which of the following computer is most expensive?
Mainframe Computer
Mini Computers
Micro Computers
Super Computers
Pick the one that is used for logical operations or comparisons such as less than equal to or greater than.
Arithmetic and Logic Unit
Control Unit
Both of above
None of above
Which of the following class of computers can process physical quantities such as speed?
Analog Computers
Digital Computers
Hybrid Computers
None of above
The computer that process both analog and digital is called
Analog computer
Digital computer
Hybrid computer
Mainframe computer
The processing speed of first generation computers was
Milliseconds
Microseconds
Nanoseconds
picoseconds
Which of the following is used only for data entry and storage, and never for processing?
Personal Computer
Dumb terminal
Which of the following is not a classification of computer based on size?
Mainframe Computer
Micro Computer
Mini Computer
Digital Computer
Cursor is a ____
Pixel
Thin blinking line
Pointing device
None of these
A kind of serial dot-matrix printer that forms characters with magnetically-charged ink sprayed dots is called
Laser printer
Ink-jet printer
Drum printer
Chan printer
Which of the following memory medium is not used as main memory system?
Magnetic core
Semiconductor
Magnetic tape
Both a and b
The word Abacus is derived from Abax, a word from
Latin language
Greek Language
Sanskrit language
Ancient Egypt
A kind of scanner MICR is the short form of
Magnetic Ink Character Reader
Magnetic Ink Code Reader
Magnetic Ink Cases Reader
None
A computer Program that translates one program instruction at a time into machine language is called a/an
Interpreter
CPU
Compiler
Simulator
Input and output devices such as monitors and keyboards are classified as
arithmetic units
control unit devices
peripheral devices
main store devices
Which of the following are the cheapest memory devices in terms of Cost/Bit?
Semiconductor memories
Magnetic Disks
Compact Disks
Magnetic Tapes
Word 'RAM' stands for
random access memory
read access memory
read arithmetic memory
random arithmetic memory
Two type of memories 'RAM' and 'ROM' are part of
backup memory
main memory
shorter memory
long-term memory
Small computers that are not microcomputers are classified as
micro computers
mini computers
mainframe computers
mega processors
An electronic tool that allows information to be input, processed, and output is ____________
Operating system
Motherboard
Computer
CPU
____________ is worldwide network of computers
CPU
Internet
RAM
Network
The brain of the computer that does calculation, moving and processing of information is __________
CPU
RAM
Motherboard
Hard drive
Part of a computer that allows a user to put information into the computer is ____________
Output device
Software
Operating system
Input system
84. ______________ is a small picture that represents a folder, program or other things
Icon
File
Document
Shortcut
A name for the short term memory of the computer that is lost when the computer is turned off is -
CPU
Hardware
RAM
Processor
is a part of the computer that all other parts are connected to which allows all of the parts to communicate so they work together.
Motherboard
CPU
RAM
Power Supply
The non-physical part of a computer is called
Hardware
Hard drive
Disk drive
Software
Parts of a computer that allow the user to see or hear information that comes out from the computer is
Software
Input device
Output device
Operating system
This part stores programs and other information on 2 or more disks that are located inside the computer is
Motherboard
Hard drive
Rom
Fatherboard
Word 'RAM' stands for
random access memory
read access memory
read arithmetic memory
random arithmetic memory
A teletypewriter terminal is an example of
input devices
output devices
input/output devices
storage devices
Devices that accept data from outside computer and transfer into CPU are called
input devices
digital devices
analogue devices
truth table peripheral
Devices that are used to receive data from central processing unit are classified as
output/input devices
digital devices
signaled device
output devices
The component of Microsoft Office suite used for typing and editing of documents is
Spreadsheets
Database
Word Processor
Desktop Publishing
What is the default file extension for all Word documents?
TXT
WRD
FIL
DOC
In order to save an existing document with a different name you need to:
Retype the document and give it a different name
Use the Save as command
Copy and paste the original document to a new document and then save
Use Windows Explorer to copy the document to a different location and then rename it
Which keyboard shortcut bolds selected text?
Ctrl+B
Alt+B
File/Format/Bold
None of the above
How do we create a new document in Word?
Click on the blank document icon in the upper left hand corner
Click on the file menu and choose the "close" option
Click on the file menu and choose the "save" option
Click on the X in the upper right hand corner
A document that has been saved is called a process document
True
False
None of the above
All of the above
Which of the following is not a correct procedure for printing in Microsoft Office
A. File | Print | Ok
B. CTRL+X
C. File | Print preview | Print
D. All of the above
What would you see while spell checking the phrase "My father was write"?
The word "write" is misspelled
No errors
The verb of the phrase will be highlighted
A blue squiggly underline under the word "write"
The following are examples of computer that were invented in the first generation of computers except ________
A. IBM/370
B. Abacus
C. Pascaline
D. ENIAC
The following are the characteristics of first generation computers with the exception of ________________
They have logic circuitries built from vacuum tubes
They dissipate less heat
They are too slow in the operation
They demand for expertise in operating them
The component of the computer system that drives the physical components to work is referred to as __________
Operating System
System Utility
Driver
Software
