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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.
a) Give eight properties for each of static RAM (SRAM) and DRAM (dynamic RAM) and provide the low-level structure of each type of memory. b) Assume a system with 16 Megabytes o
EXPLAIN SIDE EFFECT OF SCAN CONVERSION WITH DIGRAM
EPROM contents can be erased by exposing it to ? Ans. By exposing EPROM contents to Ultraviolet rays, it can be erased. The Ultraviolet (UV) light passes throughout a window i
Features of MPI-1 Binding for FORTRAN and C Collective communication Communication domains and Process groups Point-to-point communication Virtual process
Find out the two inputs when the NAND gate output will be low. Ans. The output of NAND gate will be low if the two inputs are 11. The Truth Table of NAND gate is shown
What are the major functions of IO system? i. Interface to the CPU and memory by the system bus. ii. Interface to one or more IO devices by tailored data link.
What is meant by common control? In several switching systems, the control subsystem may be an integral part of the switching network itself. This system is termed as direct co
Common channel signalling in SS7 is (A) out band control channel. (B) In band control channel. (C) Speech control channel. (D) None of the above. Ans:
When investing money, an important concept to know is compound interest. The equation FV = PV (1+rate)periods . This relates the following four quantities. The present value (PV)
Network throughput It is an indicative measure of the point carrying capacity of a network. It is distinct as the total number of messages the network can transmit per unit tim
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