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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.
Q. What is Dynamic Random Access Memory? RAM technology is divided into 2 technologies: Static and dynamic. A dynamic RAM (DRAM) is made with cells which store data as charge o
Prove the following Boolean identities using the laws of Boolean algebra (A + B)(A + C) = A + BC Ans. (A+B)(A+C)=A+BC LHS AA+AC+AB+BC=A+AC+AB+BC OR A((C+1)+A(B+1))+BC
Some of the uses of append query are as follows ? You will save time by appending data to an existing table rather than manual update. ? Appending files based on particular
What are the measures or precautions to be taken in the Design when the chip has both analog and digital portions? As today's IC has analog components also inbuilt, some design
How can a parent and child process communicate? A parent and child can communicate by any of the normal inter-process communication schemes (pipes, sockets, message queues, sha
Question: a) With the help of a diagram, describe clusters in cellular systems. b) Describe the role of the following components in the GSM architecture Radio Sub-Sy
Adavantages and disadvantages of compilers and interpreters
Define Compilers with High Level Programming Language? All high-level programming language (except strictly interpretive languages) comes with a compiler. Effectively the compi
What are the modes in which any update tasks work? Synchronous and Asynchronous.
What is write-through protocol? For a write operation using write-through protocol during write-hit: The cache location and the major memory location are updated concurrently.
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