IGCSE Computer Science Paper-1: Specimen Questions with Answers 110 - 112 of 164

Question number: 110

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List the main difference between linear and nonlinear data Structures.

Explanation

If elements form a sequence or a linear list in that case data structure is said to be liner in nature. For example Array. Linked List, Stacks and Queues.

If traversal of nodes is nonlinear in nature a data structure is said to be nonlinear. Example Graphs and Trees.

Linear Data Structures are easier to implement whereas the Non-Linear Data Structures are difficult to implement.

Question number: 111

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List two effects of a computer virus and the ways of protecting a computer against the virus.

Explanation

A computer virus can damage the computer files completely once it gets into the computer.

A computer virus can also hack the information from a computer.

Use of updated and trusted anti-virus is recommended to protect a computer from viruses.

One should avoid visiting unsolicited and untrusted internet websites. The Secure version of HTTP Hyper Text Transfer Protocol Secure (HTTPS) should be used

Question number: 112

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State some of the features a person would like to see on hotel website?

Explanation

There are several important features that should be present on a hotel website:

i) Live Chat Bots

ii) Photos and Videos Dedicated Pages

iii) Humans to answer the phone

iv) Testimonials and Guest reviews

v) Presence of Google Map or the Google Driving Directions Widget

vi) Embedded Reservations and Book Now Button

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