• A Multiplexer enables sending of multiple data signals over the same medium, either simultaneously or at different times.
• A Modern converts a digital signal to analogue form, so that it can be transmitted over analogue telephone lines.
Kavungya answered the question on June 5, 2019 at 11:36
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Distinguish between bounded and unbounded transmission media, giving two examples in each.
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Distinguish between bounded and unbounded transmission media, giving two examples in each.
Date posted:
June 5, 2019
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Define Coaxial cables and give examples of such cables.
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List two advantages of cell phones over fixed lines.
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June 5, 2019
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Write in full hence, explain the term ICT.
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Name the type of processing that would be required by a payroll system.
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June 5, 2019
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State four components of an electronic Point-of-sale terminal.
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June 5, 2019
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State the functions of I/O devices
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June 5, 2019
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Give the ways of controlling carelessness as a threat to the safety of computer system.
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June 5, 2019
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Give the ways of controlling Vandalism.
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June 5, 2019
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State the ways of controlling White- collar crime.
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June 5, 2019
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Explain the term nibbles as used in data representation in computers
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June 5, 2019
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What is 1001011.011 – 111.111 ?
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June 5, 2019
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What is 1110.0111 + 1101001.11 ?
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June 5, 2019
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Distinguish between machine and assembly language
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June 5, 2019
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Distinguish between labels and formulae with respect to spreadsheets
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June 5, 2019
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Give reasons why optical disks are better storage media compared to floppy diskettes
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June 5, 2019
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Distinguish between copying and moving text
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June 5, 2019
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Name two keys used to delete text in a document.
Date posted:
June 5, 2019
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Name two features of a database package.
Date posted:
June 5, 2019
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A computer specification has the following details:
Pentium II
1.44 MB floppy disk drive
20 GB hard disk
Full multimedia
17” SVGA monitor
Pre installed operating system
Pre- installed office suite
(a) What...
(Solved)
A computer specification has the following details:
Pentium II
1.44 MB floppy disk drive
20 GB hard disk
Full multimedia
17” SVGA monitor
Pre installed operating system
Pre- installed office suite
(a) What is meant by?
(i) 1.44 MB floppy disk drive?
(ii) 20 GB hard disk?
(iii) 17” SVGA monitors
(b) Which operating system might be pre- installed in this computer and why?
Date posted:
June 5, 2019
.
Answers (1)