1
Q
What is LAN
A
Local area network. Covers a small geographic area.
2
Q
Advantages and disadvantages of LAN
A
+ Computers can share peripherals
+ Can be accessed from different locations
- LAN is expensive
- Viruses can spread to all of the computers
3
Q
What is WAN
A
Wide area network. Covers a wide geographical area.
4
Q
Advantages and disadvantages of WAN
A
+ Retailers can sell their products globally
+ Users can do things instantly
- Risk of hacking
- Additional security needed
Multimedia
flashcards
Decks in class (52)
# Cards
-
01a- Representing Data8
-
01b- Representing Sound16
-
01d- Data Portability6
-
File Types9
-
System Software6
-
Operating Systems5
-
Utility Programs7
-
Modes of Processing13
-
03a - Basic Database Concepts8
-
03b - Data Types6
-
03c - Validation Checks5
-
03d - Relationships2
-
03e - Forms2
-
03f Queries1
-
03g - Report3
-
Spreadsheets 16
-
Spreadsheet 24
-
05a - Input, Output & Storage3
-
Input Devices4
-
Output Devices4
-
Storage Devices4
-
Solid State Storage7
-
CU and CPU4
-
ALU and IAS6
-
Fetch Execute Cycle5
-
RAM, ROM and Cache3
-
CPU Performance3
-
LAN & WAN4
-
Internet, The World Wide Web4
-
Internet of Things, Intranet5
-
Wi-Fi and Bluetooth4
-
Optical Fibre2
-
Network topologies6
-
Advantages and disadvantages of networks in an organisation2
-
Cybercrime2
-
Hacking, Phishing, Spamming and Cyber Stalking4
-
Digital forgery, cyber defamation, data theft and denial of service4
-
Malware4
-
Encryption4
-
Firewalls2
-
Protocols3
-
Cloud computing3
-
Impacts of cloud computing2
-
Data Protection Act (1998)5
-
Computer Misuse Act (1990)1
-
Copyright, Designs and Patents Act (1988)3
-
Consumer Contracts Regulations (2013)2
-
Global Positioning System2
-
Changes in Employment3
-
Online Banking3
-
E-Commerce3
-
Online Training2
