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Question 1:
Spreadsheet packages are widely used in Business.
a) Explain why spreadsheets are so useful.b) Spreadsheet files are sometimes saved for use by other software packages. Give an example of such use.c) Goalseek is an important feature of MS Excel. State its function. d) Explain what is a macro and why is it important?
Question 2:
a) Suggest two kinds of printer which would be suitable for printing a colour copy of a school magazine.
b) Compare the disadvantages and advantages of the two types of printer you have selected.
Design a circuit for determining the 9's compliment of a BCD number by using 4-bit binary adder and some external logic gates? Compliment of a BCD number 9's co
A computer system with 16K of memory, a Memory Management Unit with a page size of 2000, and the following page translation table : Logical Address Physical Start 0000
Necessary features of an algorithm: 1.Input: The algorithm should take zero or more input. 2. Output: The algorithm should generate one or more outputs. 3. Definiteness:
Algorithm to insert a key in B-tree is as follows: 1. First search is completed for the place where the new record must be put. As the keys are inserted, they are sorted into
When should you stop testing? It is quite complex to determine as many modern software applications are so complex and run in like an interdependent environment that complete t
Q. Show the Features of a typical floating-point representation? The features of a typical floating-point representation of 32 bits in above figure are: Left-most bit is
Q. Differentiate the Multiplexer and Demultiplexer with respect to their concept, block diagram and circuit. Q. What is the difference between Synchronous sequential circuits an
Bitmaps commonly use one bitmap for each single distinct value. Number of bitmaps used can be decreased by opting for a dissimilar type of encoding. Space can be optimized but when
Explain Assembly Language This is a family of low-level language for programming computers, microprocessors, microcontrollers etc. They implement a symbolic sign of the numeric
Technology Enablers - Information System The progression described above has been enabled by five main factors: Increases in processing capability allowing smaller and
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