2 - Exchanging information

Question 1

What are some types of communication services?

Answer 1

• Short messaging service (SMS)
• Email
• Voice over Internet Protocol (VoIP)
• Chat rooms

Question 2

What is a file naming convention?

Answer 2

A system where you create files to house related documents

Question 3

What is version control?

Answer 3

A system that records and saves changes made to files so that you can recall old versions.

Question 4

How can we avoid hacking?

Answer 4

• Password protection
• Public key cryptography
• Off the record (OTR) messaging
• Firewalls, prevent external hackers from infiltrating data
• Antiviruses, detect and remove damaging internal software

Question 5

What are some types of communication software?

Answer 5

• Web browsers
• Email software, e.g. Simple Mail Transfer Protocol (SMTP) or POP3, a client/server protocol where your emails are held for you by your Internet server
• Messaging software, e.g. SMS, IM

Question 6

What are two ways to transfer files?

Answer 6

• File Transfer Protocol, transfers between the client and server on a computer network
• Email attachments

Question 7

How can we control ICT systems?

Answer 7

• Remote access
• Cookies
• Key logging
• Mobile phone triangulation, tracking the location of a device by assessing its distance from three pylons
• CCTV
• Call monitoring

Question 8

What are some emerging technologies?

Answer 8

• Wireless communication, e.g. 3G, 4G & Hotspot
• Bluetooth, short distance with few devices
• Geographic Information System (GIS), captures, analyses and presents geographic data