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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.
List all peripheral devices of computer
Q.What do you mean by Parallel virtual machine? PVM is essentially a simulation of a computer machine running parallel programs. It is a software package which allows a heterog
How are applications of generic framework for e-commerce executed? To execute applications, this is essential to have Supporting Information and Organizational Infrastructure a
You are given a collection of words, say as in a dictionary. You can represent it in the following compressed form: the first word will be followed by a sequence of a pair of numbe
The various memory allocation functions are described below: (i) malloc( ) : It is a memory allocation function that assigns requested size of bytes and returns a pointer to t
What is a Priority Interrupt? A priority interrupt is an interrupt that establishes a priority over the various sources to determine which condition is to be serviced first whe
Does a numeric mailbox identifier have any advantage over a mnemonic identifier? Explain. Several software systems permit the system administrator to select mailbox names, wher
What is a switchboard A switchboard is only a form with command button that open other switchboard or perform tasks like opening forms and printing reports. Switchboard is a t
The output of SR flip flop when S=1, R=0 is ? Ans. When for the SR flip-flop S=set i/p R=reset i/p, as S=1, R=0, Flip-flop will be set means output will be one.
What is relational database? Relational database has data that is perceived as tables. A relational DBMS manages tables of data and associated structures that enhances the func
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