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Question :
(a) "Resolution refers to the sharpness and clarity of an image"
(i) Explain what you understand by the above statement.
(ii) What is the difference between DPI and PPI.
(iii) Explain why it is preferable to use 72ppi for web and 300dpi for high end printing.
(b) Flatbed scanners are commonly used for small businesses while drum scanners are sued mostly by production houses for high end results.
(i) What is the main difference between flatbed scanners and drum scanners.
(ii) Give three advantages and three disadvantages of each of the above mentioned scanners.
(c) Interlacing is a method of sending picture data over the internet. Explain what you understand by the term interlacing.
Name the two operations of stack A stack has only two operations and they are insertion and deletion of items. The operation insertion is called push (or push-down) as it can b
SELECTIVE COMPLEMENT The selective-complement process complements bits in register A where there are corresponding 1's inside register B. It does not affect bit positions which
write an algorithm on railway reservation ticket window
Types of Bus: Synchronous Bus All devices gain timing information from a common clock line. Each of these intervals constitutes a bus cycle at the time duration w
Q. Describe the basic aspects of ENIAC? The main aspects of ENIAC can be summarized as: ENIAC was a general purpose-computing machine in that vacuum tube technology was
A very useful application of assembly is to generate delay loops. These loops are used for waiting for some time before execution of subsequent instruction. However how to find
Arithmetic-logic section in computer system: The arithmetic-logic section performs arithmetic operations, such subtraction, addition, multiplication, and division. Throug
write an8086 alp to exchange a block of N bytes of data between source and destination
A device which converts BCD to Seven Segment is called ? Ans. DECODER is a device that converts BCD to Seven Segment. This coverts binary words in alphanumeric characters.
What are the steps in multiplication algorithm? Check for zeros. Multiply mantissas Add the exponents. Normalize the product.
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