U1 ICT Section A and B

Which of the following is a video file type?

• PNG

• SWF

• AVI

• MP3

What type of Operating System would an ATM use?

• Real-time

• Single-user, single task

• Single-user, multitask

• Multi-user

Which of the following describes how encryption enables data to be transmitted securely?

• Private and Public Keys are generated

• It's Christmas magic

• Sending and receiving computers exchange (public) keys

• Receiving cliend uses the (private) key to unscramble/decrypt the data

How are SSL/TSL protocols used to protect payment systems?

• It displays the data on the webpage

• Browser requests a secure page (https://)

• Web browser checks the certificate is from a trusted party (once the transaction is initiated)

• Web browser decrypts the http data and html document using the symmetric key.

Pie charts are useful for displaying data as it...

• Displays data over a period of time

• Represent numbers in percentates to visualise the parts to the whole

• Effective in showing trends

• Ability to plot data from different years in one graph

Select the statements that are true about Anti Virus Software....

• Monitors activity/scans computers/files

• Compares (activity) against a database of definitions

• Cleans up all threats

• Log users action to deal with similar future threats

Which of the following is a threat to data?

• Malware

• Viruses

• The Grinch

• Accidental damage

Which of the following is an email protocol?

• SMTP

• POP2

• IMAP

• POP3

Identify the Voice Protocols below

• SIP

• HTTP

• H323

• RTP

What is the diagram illustrating?

• Sending a text messaged from a mobile phone

• Playing a game online from a server

• Purchasing items using a mobile phone

• Accessing data using a VPN