Networking and Telecommunication
1. Sending or receiving information
between two or more persons. Communication
2. A system of transmission of
sounds, images, texts or data in the form of electronic signals. Telecommunication
3.
Network
sharing and exchanging information between different people. [SLC 2070 S]
Computer Network
4.
A
group of the interconnected computers. Computer
Network
5.
The
interconnection between two or more computers through physical and logical
components to share resources. Computer
Network
6. The path through which the sender
makes communication to the receiver. Medium
7.
A
path through data is transmitted from one computer to another. Communication Medium
8.
A
network of computers formed by using cables. Wired Network
9.
A
network of computers formed by using unguided media. Wireless Network
10.
Medium
that carries data without physical path. Unbounded
Media
11. The data or signals transmitted
through the air in the communication. Unguided
Media
12.
A
transmission medium through which data are transmitted in the form of light. Fiber Optic
13.
The
amount of data transmitted per second through a communication channel. Bandwidth
14.
The
data carrying capacity of communication channel. [SLC 2068 S] [SLC 2071] Bandwidth
15.
A
device used at end user’s computer in a network which converts digital signal
into analog and vice-versa. [SLC 2064] [SLC 2067 S] MODEM
16. The device used to connect PC
with telephone line. [SLC 2068] MODEM
17.
The
conversion of digital signals into analog signals. Modulation
18.
The
conversion of analog signals into digital signals. Demodulation
19.
A
card used to connect network cable to computer. [SLC 2066 S] NIC
20.
A
computer circuit board or card designed to allow computer to communicate over a
computer network. NIC
21.
A
hardware device that provide common wiring point in LAN. Hub
22.
A
network device that retransmits signals to all nodes on the network. Hub
23.
A
device with multiple ports that joins multiple computer together. Hub
24.
A
multiple port repeater. Hub
25.
A
network device that retransmits signals to a destination node on the network. Switch
26.
A
network device that connects the segments of the same or different network
having same protocol. Bridge
27.
A
network device that can determine the best path for forwarding the data
packets. Router
28.
A
device that forwards signals between networks in networks in network traffic. Router
29.
An
intelligent device that connects two different networks by setting best network
traffics. Router
30.
A
network device that joins networks having different protocols. Gateway
31.
A
network device that connects dissimilar networks. Gateway
32.
The
device which accepts weak signals regenerates them and sends them back on their
way. Repeater
33. A device that amplifies the
incoming signals creates a new copy of it and transmits the signals on the
network. Repeater
34.
The
device that connects communication media with network devices. Connector
35. Interface between the NIC of the
computer and the cable that passes data from one computer to another computer. Connector
36.
A
computer in a network which can provide services to other computer. [SLC 2070]
[SLC
2072] [SLC 2074] Server
37.
A
main computer in the computer network. [SLC 2068] Server
38.
The
computer that controls and coordinates all the activities of the entire
computer in a network. Server
39.
A
computer on the network that uses resources of the network. Workstation / Client
40.
The
computer on which users run applications. Client
41.
The
network models where there is at least one server. Client/Server Network
42.
The
network model where each node has equal right. Peer to Peer Network
43.
A
type of network in which every computer works as both client and server. [SLC
2073] Peer to Peer Network
44.
A network model in
which resources sharing, processing and communication control are completely
decentralized. Peer to Peer Network
45.
A
computer network limited within a room. [SLC 2065] LAN
46.
A
self-contained network that spans a small area such as single building, floor,
or a room. LAN
47.
A large computer
network that spans a metropolitan area or campus. MAN
48.
A
network which is extended beyond the boundary of countries. WAN
49.
A
network of computer that cover whole world. WAN
50.
The
modes of transmission in which communication takes place from both the sides
simultaneously. Full Duplex mode
51.
A mode of transmission
in which data flows in both directions, but only from one direction at a time. Half Duplex mode
52.
An
operating system used in a server computer. NOS
53.
The
software which controls and manages all the operation in computer network. NOS
54.
The
physical interface between cabling and network places. Topology
55.
The
physical layout or cabling structure of computers on Local area network. [SLC
2069]
[SLC
2074] Topology
56. The arrangement or connection
patterns of computers or nodes and other devices of the network. Topology
57.
The
topology in which all the computers are connected by a common distribution
channel. Bus Topology
58.
A network topology in
which network nodes are arranged in a linear format, with each node connected
directly to the network cable with a T-connector or tap. Bus topology
59.
The
cabling pattern of computers where all nodes are connected in a closed loop. Ring topology
60.
The
cabling pattern of computers where each node is individually connected to
centrally located device. Star topology
61.
Hub
or switch based network topology. [SLC 2068 S] Star Topology
62.
A
set of rules or procedures for transmitting data between electronic devices,
such as computer. [SLC 2067] Protocol
63.
The rules and regulations to systematize the
computer related technology. [SLC 2065 S] Protocol
64.
Rules
and format to accept and transfer data in the computer network. [SLC 2066] Protocol
65. The rules that make the network
communication possible. [SLC 2068] Protocol
Internet and Its services
66.
A
network of networks. [SLC 2065 S] [SLC 2067 S] Internet
67.
The largest computer network. Internet
68.
A
collection of millions of computers of different types belonging to various
networks all over the globe. Internet
69.
The
private network within an organization that utilizes the internet services. Intranet
70.
The
protocol used for transferring hypertext documents that make the World Wide Web
possible. HTTP
71.
A protocol used by the
WWW to establish client server interaction. HTTP
72.
A
company that provides the Internet facility. [SLC 2067 S] [SLC 2070] [SLC 2072] ISP
73. Commercial
activities on the Internet. E-commerce
74.
Buying
and selling products and services online. [SLC 2065] [SLC 2071] [SLC 2065 S] [SLC 2069] [SLC 2074] E-commerce
75. Sending
mail by using computer.
E-Mail
76.
Online postal service. E-Mail
77. The exchange of messages and
computer files between computers over a computer network. E-Mail
78.
A
server which sorts and directs your mail for you. Mail server
79.
Protocol
used to receive e-mail from the mail server. [SLC 2073] POP
80.
A
protocol used for sending emails from one server to another. SMTP
81. Protocol
used to browse the internet. TCP/IP
82.
Both
a program and method used to transfer files between computers. FTP
83.
A
protocol used for transferring files from one computer to another typically
from your computer to a web server. FTP
84.
An
internet tool that helps to download /upload the file. [SLC 2067] FTP
85. A program that allows the user to
log into a remote computer on the Internet as a user on that system.
Telnet
86.
A
service of the Internet that allows a user to access the remote computer. Telnet
87. A
web page, which is designed to search other web pages. Search engine
88.
A
coordinated set of programs that receives your search request, compares it to
the entries in the index, and returns result to you. Search engine
89.
A
searchable database of Internet files collected by a computer program. Search engine
90.
A program that allows
the user to scan the contents of the internet to find Web sites or specific
information of the interest to them. Web
browser
91. The
application software which is used to visit web pages. Web browser
92.
Software
that is used for surfing information through the internet. Web browser
93.
A
global electronic bulletin board system in which millions of computer users
exchange information on a vast range of topics. Usenet News
94.
An online meeting and information
system that allows people to carry on discussions. Newsgroup
95.
A
service of the internet that allows a user to post question for discussion. Newsgroup
96.
Internet
programs to communicate with each other by typing in real time.IRC
97.
A
service of the Internet that allows a user to send or receive instant message. IRC
98. An online interactive
communication mechanism that lets people to make a real time discussion with
one or more people through the internet.
IRC
99.
The
visual communication of parties around the world. Video Conference
100.
Voice
communication through Internet. Video
Conference
101.
A
component of the Internet that presents information in a graphical interface. WWW
102.
The total set of interlinked by hypertext
documents residing on HTTP servers. WWW
103.
The technology with deliver voice over the
Internet. Skype
104.
The learning process by using the Internet. E-learning
105.
Learning through electronic media. [SLC 2070
S] E-learning
106.
A mechanism which is used to convert domain
names into IP addresses. DNS
107.
The process of transferring
data/file from user’s computer to Internet. Upload
108.
The
process of copying files, documents, programs, etc from users computer to the
web server.
Upload
109.
The
process of transferring a copy of a file from a remote computer to the
requesting computer.
Download
110.
The
document formatting language used to link document in on the web. HTML
111.
A document or resource
of information that is suitable for the World Wide Web and can be accessed
through a web browser and displayed on a monitor or mobile device. Web Page
112.
The
very first page of every web site. Home
page
113.
High
speed digital communication network evolving from existing telephony. ISDN
114.
The
wireless technology that allows computer and other devices communicate over a
wireless signal.
Wi-Fi
115.
A
character (such as asterisk or question mark) that stands for any other
character, or series of any character. [SLC 2064] Wild card character
Computer Security
116.
The
process of preventing and detecting unauthorized use of your computer. Computer Security
117.
The
process of ensuring confidentiality, integrity, and availability of computers,
their programs, hardware devices and data. Computer
Security
118.
The
protection of the components of a computer system. Hardware Security
119.
The securing data and programs from
being lost or damaged due to accidental or intentional harm. Software Security
120.
The
method applied to increase the life of computers and its assets. Regular Maintenance
121.
A secret word that gives a user
access to a particular program and system. [SLC 2064]
[SLC
2065 S] [SLC 2069] [SLC 2070 S] Password
122.
A spare copy of important program and
documents. [SLC 2069
S] Backup
123.
Making
an extra copy of data and software. [SLC 2066] [SLC 2066 S] Backup
124.
Making
duplicate copy of file for security purpose. [SLC 2067] Backup
125.
The scattering of the parts of the
same disk file over different locations. Fragmentation
126.
The method of consolidating fragmented files on
the computer. [SLC 2069 S] Defragmentation
127.
The process of rearranging the
fragmented files in the contiguous locations on the disks. Defragmentation
128.
A
program that checks a condition of hard disk. Scan Disk
129.
A disk tool which helps to fix
errors in the disk and also remove bad sectors. Scan Disk
130.
A television
transmitted to the particular audience at specific location via coaxial cables,
telephone wires, fiber-optics strands, microwave radio systems, or
communications satellites, as compared to open-circuit (broadcast) television
intended for the general public. CCTV
131.
The
use of video cameras to transmit a signal to a specific place, on a limited set
of monitors. CCTV
132.
A
device that protects your PC against power surges and spikes. Surge Suppressor
133.
A device or circuit
that maintains a load voltage nearly constant over a range of variations of
input voltage and load current. Voltage
Regulator Device
134.
An
electrical regulator designed to automatically maintains a constant voltage
level. Voltage
Regulator Device
135.
An
electrical device that provides “clean” AC power to sensitive electrical
equipment. Power Conditioner
136.
A
device that protects computer system from the fluctuation of electric voltage. Volt Guard
137.
Device used for power protection. [SLC 2066 S] Volt guard
138.
An electronic device that supply electronic
current when electricity is cut off[ SLC 2067 S]. UPS
139.
The
power regulating device this supplies constant power to the computer from its
backup system.
UPS
140.
A
battery supported power unit between and external power source and a computer
system which supplies clean and continuous power even during power failures. UPS
Computer Virus
141.
A
software program with the ability to generate multiple copies itself. Computer Virus
142.
A program that destroys other program. [SLC 2065] Computer
Virus
143.
A computer program that entertains and
damages the user’s file. Computer Virus
144.
A program that effect the normal functioning
of computer. [SLC
2068] Computer Virus
145.
The
software that protects computer virus.[SLC 2069]. Antivirus
146.
A program that can disinfect a file from
virus. [SLC 2070] [SLC
2072]. Antivirus
147.
Program used to detect and eliminate computer
virus. [SLC 2066 S] Antivirus
148.
A virus that infects the part of the computer
called a system sector. Boot Sector
Virus
149.
A virus infects or substitutes its own code
for either the DOS boot sector or the master boot record (MBR) Boot Sector Virus
150.
A small program that runs every time the
computer starts up. MBR
151.
A
type of virus that infects executable files having .exe, .com, .ovl, .drv,
.sys, or .dil. File Infector Virus
152.
A virus that affects application programs. File Infector Virus / Program Virus
153.
A virus that corrupts system files of
operating system. [SLC
2066] System Infector Virus
154.
A
virus that shows different behavior in each infection. Polymorphic Virus
155.
A complicated virus that affects data types
and functions. It is a self encrypted virus designed to avoid detection by a
scanner. Polymorphic Virus
156.
A code that mutates while keeping the
original algorithm intact. Polymorphic Virus
157.
A series of commands and actions that help to
automate some task. Macro Virus
158.
A computer virus that damages the documents
created in MS-Word & MS-Excel.
[SLC
2068 S] Macro
Virus
159.
A virus that infects both boot sector of a
disk and program files. Multipartite Virus
160.
A
file virus that uses special technique to hide its presence from users and
virus scanners. Stealth Virus
Multimedia and Its
Application
161.
A computer equipped with multimedia features.
Multimedia Computer System
162.
A
computer system that is capable of handling more than one medium
simultaneously. Multimedia Computer System
163.
A computer-delivered
electronic system that allows the user to control, combine, and manipulate
different types of media, such as text, sound, video, computer graphics, and
animation. Multimedia
164.
The integration of text, audio,
sound and animation. [SLC
2067] [SLC 2069 S] [SLC 2071]. Multimedia
165.
The
combination of more than media such as text, picture, sound, movies clips, etc.
Multimedia
166.
A 3-D simulated environment. Virtual Reality
167.
An
upcoming technology that makes user feels in a Virtual Environment (VE) by
using computer hardware and software. Virtual Reality
168.
The
artificial environment created by computer technology to entertain users. Virtual Reality
169.
An emerging term, multimedia used in
education. Edutainment
170.
A technology that makes
teaching-learning easier in a classroom. Computer
Aided Learning (CAL)
171.
A form of education
which is designed to be entertaining, in order to keep people interested and
engaged. Edutainment
172.
The
process of displaying still images in rapid sequence to create the illusion of
movement. Animation
173.
A
simulation of movement created by displaying a series of images of artwork one
after the other. Animation
174.
The moving graphic images. [SLC
2073]. Animation
175.
The
real images of artwork. Animation
176.
The process of giving
the illusion of movement to drawings, models or inanimate objects. Animation
177.
The creation and
manipulation of picture images in the computer. Graphics
178.
The
display of still-frame pictures or photos on a computer screen. Graphics
179.
An extension to
hypertext that supports linking graphics, sound and video elements in addition
to text elements. Hypermedia
180.
The
process of displaying alphanumeric characters on the screen to present
information. Text
Cyber Law and Computer
Ethics
181.
The
law that governs the legal issue of cyberspace. [SLC 2064] . [SLC 2065] [SLC 2069 S].
Cyber
Law
182.
The
rules and regulation to systematize the computer related technology. Cyber Law
183.
The
law that controls cyber crimes (fraud, hacking). [SLC 2073] [SLC 2074]. Cyber Law
184.
The
moral principles that control cyber-crime. [SLC 2068 S] [SLC 2071]. Computer Ethics
185.
Moral
rules to be followed by computer and other professionals.[SLC 2066] Computer ethics
186.
A person who steals the password or
credit card number of Internet users and make unauthorized access of it. [SLC
2070] [SLC 2072]. Hacker
187.
The
activity of breaking into a computer system to gain an unauthorized access. Hacking
188.
A
computer user who attempts to break into copyright protected software or an
information system. Cracker
189.
Any type of illegal
activity that makes use of the internet, a private or public network, or an
in-house computer system. Cyber Crime
190.
An electronic equivalent of a
signature. Digital Signature
191.
A mathematical scheme
for demonstrating the authenticity of a digital message or document. Digital Signature
192.
A
security mechanism used on the internet that relies on two keys, one public and
one private. Digital
Signature
193.
The rights granted to
creator and owners of the works that are the result of the human intellectual
creativity. Intellectual Property Law
194.
Law that prevents illegal copying. Copyright Law
195.
Software
that do not come from reliable sources. Pirated
Software
196.
The unauthorized duplication
and use of computer software. Software
Piracy
197.
Transferring
illegal item through the internet (such as encryption technology) that is
banned in some locations. Cyber
Contraband
198.
The
protection of creations of the mind, which have both a moral and a commercial
value. Intellectual
Property Law
199.
The
repeated acts of harassment or threatening the victim by using internet
services like e-mail. Cyber Stalking
200.
Virtual
space created by computer networks, internet to make communication. Cyber Space
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