Useful acronyms for Computer Science

Good luck

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Translators

C ompiler
I nterpreter
A ssembler

Central Processing Unit

R egisters
C ontrol Unit
C lock
A rithmetic Logic Unit
B us

Functions of an OS

S torage allocation
P rocessor
A pplications
M emory
I nput/Output devices
A ccess rights (security)

Cyber Security threats

W eak /Default Passwords
O ut of date software
R emovable media (USBs)
M isconfigured access rights
M alicious code (malware)
S ocial Engineering
techniques

Social Engineering Techniques

B lagging
P hishing
P harming
S houldering

Malware

V iruses
A dware
T rojans
S pyware

Security Measures

B iometric measures
(e.g. mobile devices)
E mail confirmations
C APTCHA (or similar)
A utomatic software
updates
P assword systems

Networks Security Measures

F irewall
A uthentication
M AC Address filtering
E ncryption

IP layer

A pplication Layer
T ransport Layer
I nternet Layer
L ink layer

TCP / IP layer and protocols

A pplication Layer (HTTP(S), IMAP, SMTP, FTP)
T ransport Layer (TCP, UDP)
I nternet Layer (IP)
L ink Layer (Ethernet, Wi-fi)

CPU

Central Processing Unit

RAM

Random Access Memory

ROM

Read Only Memory

HDD

Hard Disk Drive

ODD

Optical Disk Drive

CD

Compact Disk (stores 640 mb)

DVD

Digital Versatile Disk (stores 4.7 gb)

MDD

Magnetic Disk Drive

HDMI

High Definition Multimedia Interface

USB

Universal Serial Bus

VGA

Video Graphics adapter

MICR

Magnetic Ink Character Recognition

OMR

Optical Mark Recognition

OCR

Optical Character Recognition

MCR

Magnetic Chip Readers

MSR

Magnetic Stripe Readers

CRT monitor

Cathode Ray Tube monitor

LCD monitor

Liquid Crystal Display monitor

TFT monitor

Thin Film Transistor monitor

R

Recordable

RW

Rewrite

EPROM

Electronically Programmable Read Only Memory

OS

Operating System

MS DOS

Microsoft Disk Operating System

GUI

Graphics User Interface

WIMP

Windows Icons Menus Pointers

WYSIWYG

What You See Is What You Get

CLI

Command Line Interface

HTML

Hyper Text Markup Language

LAN

Local Area Network

WLAN

Wireless Local Area Network

WAN

Wide Area Network

VPN

Virtual Private Network

p2p

Peer to Peer

NIC

Network Interface Card

IP

Internet Protocol

CSS

Cascading Style Sheet

URL

Uniform Resource Locator

HTTP

Hyper Text Transfer Protocol

ISP

Internet Service Provider

MODEM

Modulator Demodulator

.com

international

.co

company

.ac

university

.org

non-profitory

.info

information

.edu

educational establishment

.sch

school

CC

Carbon Copy

BCC

Blind Carbon Copy

RAID

Redundant Array of Inexpensive Disks

NOT gate

AND gate

OR gate

XOR