(a) (1) Explain the term search engine as used in the Internet. (2 marks)
It is a web-based application used to locate for an item or information from world wide web.
(ii) Peter intends to download a movie from the Internet. State the three factors that may determine the total time taken to complete the download. (3 marks)
Factors that affects duration of download
(b) Wakulima online is an organization that runs a web based system for assisting obtain market for their farm produce. State four technological reasons that may farmer not to access the organization system.
Causes of Wakulima system’s failure
(c) Explain a situation when each of the following Desktop Publishing program features may be used when creating a publication:
(i) cropping; (2 marks)
(d) List two areas where infrared waves are used in data communication (2 marks)
Areas where infra-red radio waves are used.