KASNEB DICT LEVEL II TUESDAY: 22 MAY 2018 COMPUTER SUPPORT AND MAINTENANCE Answer all Questions QUESTION ONE (a) Define the following terms as used in computing: Computer support (2 marks) Computer maintenance (2 marks) (b) John Busuti, a technician at Mafunzo College was asked to replace a fault optical drive. Required Outline five components or tools necessary for the task (5 marks) (c) (i) Describe the term "incremental backup" as used in computing. (2 marks) (ii) Highlight three advantages of incremental backup. (3 marks) (d) Joyce Maleki suspects that her desktop computer has overheating problems Required (i) Identify two indicators of an overheating computer. (2 marks) (ii) Suggest four possible causes of overheating in a computer. (4 marks) QUESTION TWO (a...
DICT LEVEL II COMPUTER SUPPORT AND MAINTENANCE – MAY 2017 TUESDAY: 23 MAY 2017 Answer ALL questions. Marks allocated to each question are shown at the end of the question QUESTION ONE (a) Describe each of the following computer advanced management techniques: (i) Hibernate. (2 marks) (ii) Allow wake timers. (2 marks) (iii) Allow hybrid sleep. (2 marks) (b) Explain the following electronic components as used in computer systems ...
MONDAY: 22 MAY 2017 CICT INTRODUCTION TO COMPUTING Answer ALL questions. Marks allocated to each question are shown at the end of the question. QUESTION ONE a) A company XYZ Ltd. Wanted to develop a warning lamp to light if any of the following occur: - All systems are down - Systems A, B down but C is okay. - Systems A, C down but B is okay. - Systems A down but B,C is okay. Required: (i) Define the problem arising from the above scenario and formulate its truth table. (5 marks ) (ii) Write its simplified logic equation and draw its logic ...
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