Hemis tasks tasks 4: score -5 unit 8: security and safety lesson 21. Computer threats. It security and safety. Task 1

HEMIS TASKS
TASKS 4:
SCORE -5
UNIT 8:SECURITY AND SAFETY


Lesson 21. Computer threats . IT security and safety.


Task 1. Solve the clues and complete the puzzle.

ANSWERS

1 You need to send an email
2 programmers
3. intrnet hacker
4.virius
5. paid program
6. locked text
7 Decoding, the reverse of encoding
8 personal information from wider society. With the rise of technology

Lesson 22. Health and safety.Computer ergonomics

Task 1. Complete the sentences with the correct infinitive or -ing form of the verbs in brackets.

When I go shopping for clothes, I spend time 1 think about what I’m going to buy. I usually can’t afford 2 buying the brands I really like. If I spend all my money on one piece of clothing, I end up 3 regreting it. However, if I really like something, I do occasionally decide 4 doing that. I enjoy 5 looking around the shops for cheaper clothes and I always ask the shop assistants 6 give me a discount. They usually refuse 7 offer me one, but occasionally I’m lucky and I manage 8 geting one!

APPENDIX 5. POST PRACTICE ACTIVITY.
Task 2: Help to the people in these pictures below with drawing missing parts.
1.chair
2Bar top
3 Foot stool
4 Reading lamp
5 Libary shelf
6 Door handle
LESSON 23: Internet crime.Complex object.
Task 1. Fill in the gaps in these security tips with words from the box.

digital certificate malware spyware virus scanner firewall antivirus

1. 
   Malicious software, __ antivirus __ can be avoided by following some basic rules.
   
2. 
   Internet users who like cybershopping should get a _ digital certificate __ an electronic identity card.
   
3. 
   To prevent crackers from breaking into your internal network and obtaining your data install a _ scanner _.
   
4. 
   It will protect you from _ virus __.
   
5. 
   If you have been hit by a ___ firewall __, don’t panic! Download a clean-up utility and always remember to use an __ scanner __ program for example, a virus _ malware _.