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1 explain usb port universal serial bus 2 give the


Attempt the following Questions.

1. Explain USB Port (Universal Serial Bus).

2. Give the specifications of Laser printer.

3. Give the specifications of dot matrix printer.

4. Give the specifications of inkjet printer.

5. Write a note on computer maintenance.

6. What are the possible threats to a computer system and how to provide security?

7. Explain the typical causes of computer failures.

8. Write a note on Computer virus.

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Basic Computer Science: 1 explain usb port universal serial bus 2 give the
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