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Q. Explain about Cathode Ray Tubes?
Cathode ray tube is the major technology on that televisions and monitors have been based. CRT is a partially evacuated glass tube which is filled with inert gas at low pressure. A specially designed Cathode (negatively charged electrode) shoots beams of electrons at high speed in the direction of an anode (positively charged electrode) which imposes on screen that is coated with small phosphor coated dots of the three primary colours. This cathode is also known as an Electron Gun. Actually there can be three separate guns for three colours (Red, Green and Blue) or one gun for all three.
Explain Time Division Switching. Time Division Switching: A switching component can be shared at the same time with number of active speech circuits. It is the principle of
What is virtual memory? How address mapping is done in cache memory? Elaborate your answer with examples.
What is the difference between Reply-to and Return-path in the headers of a mail function? Ans) Reply-to: Reply-to is where to deliver the respond of the mail. Return-pat
In what way is stored program control superior to hard wired control? The SPC gains superiority over hard wired because of following points: SP C Ha
Q. Versions of small computer systems interface? SCSI-1 calls for a cable with 8 data wires plus one for parity. SCSI-2 allows use of multiple cables to support 16- or
Acting Rationally: "Al" Capone was finally convicted for tax evasion. Were the police reacting on rationally?? To solve this puzzle, we must first look at how the performance
Q. Explain Shift register with diagram and waveform. Q. Write a short note on Decoder.
Write a program to find the area and perimeter of a circle of given radius # include void main() { float radius, area, perimeter, pi=3.14; printf("\nEnter the rad
One's Complement Operator: ~ The one's complement operator, sometimes called the "bitwise complement" or "bitwise NOT" operator, produces the bitwise one's complement of its op
RISC architecture - computer architecture: What is reduced regarding it? The answer of this question is that to make all instructions the equal length the number of bits that
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