ICT Flashcards
- The accuracy of the floating point numbers representavle in 16 bit words of a computer is:
16 DIGITS
- Modern electronic computer is a machine that is meant for
Input, storage, manipulation and outputting of data
Which of the following produces the best quality graphics
reproduction?
Dot matrix printer
Which of the following is not processing?
manipulating
- What is the responsibility of the logical unit in the CPU of a
computer?
To compare numbers
- Abacus was the first
mechanical calculator
- A set of flip flops integrated together is called ____
Register
- People often call ______ as the brain of computer system
Arithmetic Logic Unit
- Which is used for manufacturing chips?
Semiconductors
- Which generation of computer is still under development
4th
- Which is considered a direct entry input device?
Optical scanner
- A set of information that defines the status of resources allocated to
a process is
Register Unit
- From which generation operating systems were developed?
4th
- Properly arranged data is called
Information
- A computer consists of
A central processing unit
B) A memory
C) Input and output unit
- Multi user systems provided cost savings for small business because
they use a single processing unit to link several
Workstations
- What are the three decisions making operations performed by the
ALU of a computer?
Grater than
B) Less than
C) Equal to
- The word processing task associated with changing the appearance
of a document is
Formatting
- Which of the following is the first computer to use Stored Program
Concept?
UNIVAC
- A byte consists of
Eight bits
- Data is a collection of
facts and entities relevant to the user
35.The central processing unit
controls all input, output and processing
- Which of the following does not represent an I/O device ?
ALU
- Storage of 1 KB means the following number of bytes :
1024
38.Computer’s main memory is also called
primary memory
- The control unit of the computer
Controls flow and manipulation of data
(b) sends control signals
(c) Executes the program
- Which of the following are parts of the CPU ?
ALU
- The purpose of an application program is to:
meet specific user’s needs
- Cache memory is a portion of
static RAM (SRAM)
- Which is not an example of language processors
Transistor
- Which of the following is not hardware ?
Assembler
- Modem stands for
Modulator and demodulator
- Which of the following is an example of non-volatile memory?
ROM
- Which of the following is a unit of measurement used with computer system?
byte
(b) megabyte
(c) gigabyte
- Which of the following statements is false?
None of the above
- .Control unit is called the …………………..of a computer
Nerve Centre or brain
- soft copy is produced on ………. And hard copy is produced on …..
(VDU/Monitor )/ Paper
- .The symbol 0 & 1 are called ……………
Bit
- A …….. is a combination of 4 bits.
Nibble
- The two most common secondary storage devices are ……………..
Floppy Disk and Hard Disk
- Which is the example of a utility program?
Virus Scanner
- The base of a hexadecimal number system is
16
- The decimal system is composed of ……..numerals or symbols.
10
- LSB stands for ……………………and MSB stands for ……………..
Least significant bit , most significant bit
- 2’s complement of a number is calculated by adding 1 to its
1’s
- .The binary number system ( base 2) is composed of 2 unique symbols
0 & 1
- ASCII stands for
American Standard Code for Information and Intercharge
- The most common number system in digital representation are……..
Decimal, binary ,octal and hexadecimal
- Which computer is mainly used in application like weather forecasting,
nuclear science research .
super computer
- The digital computer does not work upon
physical quantities
- Laptop computers also called as
notebook
- Which programmable computers are used as notepads, scheduling systems,
and address books.
Personal Digital Assistants (PDAs)
- Computer is genius but brainless why?
It has no IQ
- Which is not an Example of Operating system
Photoshop
- Software represents the set of programs that govern
the operation of a computer system
- The basic difference between Interpreter and Compiler is
Interpreter converts high level language program line by line
- .Some most popular graphics, multimedia and presentation packages are
CorelDraw, Macromedia, Director, PowerPoint
71.The primary job of the operating system of a computer is to
command resources
(b) be user friendly
(c) provide utilities
- The operating system of a computer serves as a software interface between the
user and
hardware
73.Which of the following is an example of computer software?
Payroll Package
- Which type of software is designed to perform specific personal, business, or
scientific processing tasks?
applications
75.Which software takes control of computer system on startup?
Operating System
76.GUI stands for
Graphics User Interface
- GUI is used as an interface between
Software and user
- …………is considered as a File Manager in Windows
Windows Explorer
81.Internet is governed by
None of these
79.A file deleted from A: in Windows goes to ………………
Permanently deleted
80.Web-site is a collection of
HTML documents
(b) Graphics files
(c) audio and video files
82.Which of the following protocols is used for WWW ?
http
- In URL, http://www.yahoo.com/pr/main.htm, which component identifies
the protocol or type of the server ?
http
- The first network that planted the seeds of internet was
ARPANET
85.The communication protocol used by the Internet is
TCP/IP
- The first page that you normally view at a web site is its:
Home page
87.While sending a file or message on the internet , it is firstly divided into
very small parts known as:
Packet
88.Which part of TCP/IP is responsible for dividing a file or message into
very small parts at the source computer ?
TCP
89.Reassembling of the received packets is done at recipient computer by
TCP
- A program or software to navigate the world wide web
Browser
- Copying a file from a remote computer to your local computer is
called
downloading
- Net surfing is a term used for which of the following tasks ?
Exploring web
93.In an email address, the character following ‘@’ character represent
Domain name
- A software that searches through a database of webpage for particular
information, is known as
Search Engine
95.Online textual talk (real time talk) is called ………..
Chat
96.The name of first web browser is
NCSA MOSAIC
97.FTP expands to
File Transfer Protocol
98.Which of the following is the name of online community bulletin board ?
News Group
99.The online worldwide conversation, known as forum , is also called:
usenet
- Which is the type of network?
LAN
(b) WAN
(c) MAN
(d) all of th
- 203.127.54.9 is the example of
IP addressing system
101.Internet is also known as
Packet switched network
(b) Long haul network
(c) International network
- Which network is best suitable for compact area such as an office
building or a campus and is owned by the organization
LAN
- The topology with highest reliability is
mesh topology
- .In order to search for information on the internet, you would open the
following program:
Browser
- A _____ is a computer that responds to a browser’s request for a page and
delivers the page to the Web browser through the Internet.
Web server
- . ____________ are networks that connect people within a company to each
other and to the company network.
. Intranets
- What is the status of the modem in the preceding diagram?
Modem has traffic
109.In which year was the World Wide Web created?
1994
- A Network uses a star topology if
All computers attach to a central point.
1.UNIVAC is
Universal Automatic Computer
2.Microprocessors as switching devices are for which
generation computers
4th
3.What is the main difference between a mainframe and a
super computer?
Supercomputers are focused to execute few programs as fast
as possible while mainframe uses its power to execute as many
programs concurrently
4.The brain of any computer system is
CPU
- The two kinds of main memory are:
ROM and RAM
6.CD-ROM is a
none
7.The ALU of a computer responds to the commands coming from
Control section
8.The output quality of a printer is measured by
Dot per sq inch
9.Which of the following was a special purpose computer?
ABC
- What was the computer invented by Attanasoff and Clifford?
ABC
11.A physical connection between the microprocessor memory
and other parts of the microcomputer is known as
Address bus
12.Which of the following is not an input device?
COM (Computer Output to Microfilm)