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A school organizes its work in directories. The director WP contains the files CATS, EXAMS and ASSIGNMENTS. The directory of SP contain the spreadsheet files. The directory DB contains the database files. The directory PROG is contained in the OTHERS directory. The directory WP also contains the PERSONAL directory. Given that the directory STUDENT contains directories SP, DB, WP and OTHERS
(a) Draw the directory tree structure with C as the root
(b) Write the path at which the contents of subdirectory DB can be erased or displayed
Date posted:
June 5, 2019
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Write the path for the directory PROG
Date posted:
June 5, 2019
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Give two reasons for storing files in directories and subdirectories
Date posted:
June 5, 2019
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For each of the following give one reason why they are not allowed in a computer laboratory
(i) Smoking
(ii) Eating foods
Date posted:
June 5, 2019
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A serial file comprises of records placed in positions 1 to 10. State the position of the end of the file market.
Date posted:
June 5, 2019
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Write the number 45110 in BCD notation
Date posted:
June 5, 2019
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Arrange the following data units in ascending order of size.
BYTE, FILE, BIT, NIBBLE
Date posted:
June 5, 2019
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i) Draw a flowchart to compute the combined resistance (R) of two resistors R+1 and Ra=2 in parallel using the formula
ii) WRITE A PROGRAM USING Pascal or c languages for the flowchart in c(i) above.
Date posted:
June 5, 2019
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Differentiate between bolding and highlighting text.
Date posted:
June 5, 2019
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Using two's complement, subtract 7 from 4 and give the answer in decimal notation.
Date posted:
June 5, 2019
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Convert 91B16 to octal.
Date posted:
June 5, 2019
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Briefly explain the classification of computer according to historical development (generations)
Date posted:
June 5, 2019
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Explain the following input/ output terms as used in computer systems. Give an example for each
(a) Read
(b) Write
Date posted:
June 5, 2019
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A manager wishes to replace the current manual system with a computerised one. Describe three main areas that must be evaluated to justify the replacement.
Date posted:
May 7, 2019
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Students of a school intend to elect their school captain by secret
ballot. State three ways in which computers can be used to improve the
election process.
Date posted:
May 7, 2019
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List three factors that should be considered when developing a database
application and give reasons why each should be considered.
Date posted:
May 7, 2019
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What is the difference between a CRT’S monitors and a flat panel display.
Date posted:
May 1, 2019
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To prevent unauthorized access to the computer room, which control measures should be implemented?
Date posted:
April 24, 2019
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List the facilities that can ensure proper ventilation in a computer room
Date posted:
April 24, 2019
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Explain the dust control process in a computer laboratory.
Date posted:
April 24, 2019
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Explain the dump control process in a computer laboratory.
Date posted:
April 24, 2019
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List the examples of secondary storage devices.
Date posted:
April 24, 2019
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Outline four basics operations associated with a change in state of a process.
Date posted:
April 23, 2019
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Explain briefly the difference between bound and unbound controls
Date posted:
April 17, 2019
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What is the difference between a teletext and videotext communication.
Date posted:
April 17, 2019
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Give the advantages and disadvantages of ring topology.
Date posted:
April 17, 2019
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Write down all the input and output devices of an ATM machine of Pesa-point in Kenya.
Date posted:
April 17, 2019
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Identify the parts of the following e-mail address labelled A, B, C and D
Date posted:
April 17, 2019
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Your manager wishes to be connected to the Internet. He already has a powerful personal Computer (PC), a printer, and access to a Telephone line. However, he understands that he will need a Modem.
State why a modem is required to connect him to the internet.
Date posted:
April 17, 2019
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Give three ways you can wrap text on an object.
Date posted:
April 17, 2019