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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.
In a DTMF phone, digits are represented by: (A) Orthogonal frequencies. (B) Orthogonal Phases. (C) Orthogonal codes. (D) Orthogonal pulses. Ans: Di
Q. Illustrate the working of FLIP-FLOPS? A flip-flop is a binary cell that stores 1-bit of information. It itself is a sequential circuit. We know that flip-flop can change its
Q. Illustrate the history of computers? Let's now consider history of computers since this will give fundamental information about technological development trends in computer
You presently work for an automotive parts supply store. Your company is growing, and is considering expansion. The company presently has three locations (North, South, and Central
MS Access provides a vast range of functions some of them are ? It is used by small business, departments of large corporations, and by amateurs to make applications on their d
What is dispatch unit? A separate unit which we call the dispatch unit fetch instructions from the front of the queue and sends them to the execution unit. The dispatch unit al
What is automated information system Using this automated information system affords below benefits to the company and customers: - System can be linked into websites to g
After going through details of device interfaces next point to be discussed is how the interface can be used to support I/O from devices. Binary information received from an extern
Constant Current Sources An ideal constant current source delivers a given current to a circuit regardless of the voltage required to do so. . Constant current supplies are r
Applications of Microprogramming: Microprogramming application:: emulation o Use of a micro program on 1 machine to execute programs initially written to run on ano
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