Page 276 - DCAP104_EXPOSURE_TO_COMPUTER_DISCPLINES

Unit 14: Taking Protected Measures

Spyware: Spyware is similar to virus in that they arrive unexpected and unannounced and proceed Notes
to do something undesired.
War drivers: One who hack into unsuspecting wireless networks.
Web bug: It is a graphics on a web page or an email message that is designed to monitor who is
reading the web page or email message. A web bug is often invisible as its size is only 1 pixel
by 1 pixel.

Understand the security-related problems that you need to think about and
solve them.

14.11 Self-Assessment Questions
1. The Data Protection Act came into force in ____________.
(a) 1995 (b) 1996
(c) 1998 (d) 1997
2. The Data Protection Act sets out ____________ Principles for the safe and legal handling of
data.
(a) Five (b) Eight
(c) Six (d) Seven
3. 1960s, computers were very expensive and slow by today’s standards.
(a) True (b) False
4. A standard ____________ floppy disk can hold 1,440 kilobytes of data.
(a) 1.5´´ (b) 2.5´´
(c) 3.5´´ (d) 4.5´´
5. The number of cookies a browser will store for a single web site varies from browser to
browser, but most will allow ____________ or more.
(a) 10 (b) 20
(c) 25 (d) 30
6. The main function of Virus scan is to maximize the risks.
(a) True (b) False
7. Encryption uses ____________ to conceal information.
(a) English (b) Mathematics
(c) Physics (d) Chemistry
8. Cookies can harm your computer or your files.
(a) True (b) False
9. A web bug is often invisible as its size is only ____________.
(a) 1 pixel by 3 pixels. (b) 1 pixel by 2 pixels.
(c) 2 pixels by 1 pixel. (d) 1 pixel by 1 pixel.
10. Spyware is similar to ____________.
(a) Firewall. (b) Virus.
(c) Both (a) & (b). (d) None of these.

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