IGCSE Computer Science Paper-1: Specimen Questions with Answers 27 - 29 of 164

Question 27

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Describe two health risks associated with increased use of computers.

Explanation

Using computers for a long time can cause muscle and joint pain, shoulder pain eyestrain etc.

Continuously looking at the computer screens can cause headaches, dry eyes and itching of eyes. Too much use of computers can also damage the cells in our body leading to a poor health.

Question 28

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What will be the output of the following Python Programme?

Explanation

Output

This is truncating Division where the remainder is dropped or truncated.

Question 29

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What is the meaning of Serial Line Internet Protocol?

Explanation

SLIP Protocol may be defined as the internet protocol using users can get access to internet using Computer Modem.

Image of The SLIP Protocol

Image of the SLIP Protocol

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i) It is responsible for providing communications between machines that were earlier configured for providing direct communication with each other.

ii) As this protocol contains very small overhead, so it can be used in microcontrollers.

iii) The existing dial-up connections and telephone lines can be reused using SLIP Protocol.

iv) SLIP Protocol also supports the most widely used protocol, Internet Protocol (IP).

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