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JSS3: COMPUTER STUDIES - 1ST TERM

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  1. Computer Career Oppurtunities | Week 1
    5Topics
    |
    1 Quiz
  2. Computer Viruses I | Week 2
    7Topics
    |
    1 Quiz
  3. Computer Viruses II | Week 3
    7Topics
    |
    1 Quiz
  4. Introduction To The Internet | Week 4
    4Topics
    |
    1 Quiz
  5. Internet Terminologies | Week 5
    4Topics
    |
    1 Quiz
  6. The Concept of Digital Divide | Week 6
    5Topics
    |
    1 Quiz
  7. Database Concept, Definition And Terminologies | Week 7
    4Topics
    |
    1 Quiz
  8. Database II | Week 8
    4Topics
    |
    1 Quiz
  9. Database III | Week 9
    13Topics
    |
    1 Quiz
Lesson Progress
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Copy of cover course page 2021 03 17T112225.625 Easy Resize.com

Below are some features of computer viruses;

  • They display characters that do not really make any sense.

  • They display a bouncing ball on the screen moving from one edge to another, for example, ping-pong.

  • Viruses have the ability to swap files and stop it from loading.

  • They can overwrite or lock auto-exec.bat; in order words, the cursor can hang.

  • Viruses sometimes make it impossible for some software to be loaded into memory.

  • Viruses change the configuration of the system. It can change the current date to a future date. It also shows files in funny characters that are not letters.

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