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GLOSSARY Subject Enrichment
Antivirus: A set of programs that identify and remove malware are known as antivirus
software.
Computer Ethics: Computer Ethics are the common guidelines that we need to follow while
using the computer.
Virus: A computer virus is a ‘piece of code’ or program developed to corrupt the data or
program files stored on the computer system.
Worm: A computer worm is a type of malware that has the capability to replicate itself
without any human interaction.
Cyber crime: A cyber crime can be defined as criminal activities carried out by means of
computers or the Internet.
Database: Database implies organising the data in a manner that helps to store and retrieve
a large amount of data efficiently.
Firewall: A firewall is a software or hardware-based network security system that controls
the incoming and outgoing network traffic based on the applied rule set.
Interlinking: The process of linking a particular section of the same web page is called
interlinking.
Intralinking: The process of linking a web page to another web page of the same website
or another website is called intralinking.
Port: A port is a slot on the motherboard that is used to connect other components of the
computer such as keyboard, mouse, monitor, etc. to the motherboard.
Query: A query is the most powerful object of database that helps you to retrieve information
from a table based on some criteria or condition.
Rootkit: Rootkit is a malware that gains administrator access to the host system.
Sound Card: A sound card is a hardware device located inside the CPU box and is used to
convert the sound into digital data and vice-versa.
SMPS: Switched Mode Power Supply (SMPS) is a hardware component of the computer
used to control the power supply.
Worksheet: Worksheet is the main working area in the Excel window where we can enter
data.
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