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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.
Define the types Programmable logic devices? There are mostly three types PLDs. These are vary in the placement of fuses in the AND- OR array. 1. ROM- It has fixed AND array
Q. What is Data link layer? Data link layer: data link layer is responsible for transmitting a group of bits between adjacent nodes. Group of bits is termed as frame. Network
In applications where the required memory capacity cannot be satisfied by a single available memory IC chip, what should the designer do to meet this requirement? Ans: If th
The usability and user experience goalsprovidet heinteraction designer with high-level goals for the interactivep roduct. Thenextissueis how to design a product that satisfies thes
What are various types of Shift Registers ? Ans: Kinds of Shift Registers: (i) SISO that is Serial-In Serial-Out Shift Register (ii) SIPO that is Serial-In P
What are the aspects of security policy The security policy should cover aspects such as network service access, physical access, limits of acceptable behaviour, company's pro
How can I open an MS Access database that has been converted to a current version? Ans) MS Access is not backwards compatible. A workaround to share tables among different versi
I think yes...so if 8259 gives interrupt then it will be serviced instantly but since into pin is left hanging the insr bit will never be set...and so whenever any interrupt occurs
Input-Output-Processor Interconnection Network (IOPIN) This interconnection network is used for communication between I/O channels and processors. All processors commune with a
Use 4 D-bascules connected in serial all synchronized with the similar CLK. Then connect all 4 outputs, & 2nd output must reverse, of the D-bascule to an AND logic. The output of t
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