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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 conceptual schema
Basic Software: The basic software is also referred to as utilities. Basic software packages are available for performing operations such as data entry and validation, sorting
Explain briefly, why dynamic RAMs require refreshing? Ans: Due to the charge's natural tendency to distribute itself in a lower energy-state configuration that is, the charg
Explain dissimilar security protocols used for e-commerce applications. The e-commerce systems of today are composed of a number of components including: a commerce server, d
Q. What do you mean by Manual Assembly? It was an old method which required the programmer to translate every opcode in its numerical machine language representation by search
Explain the Real time process control Process control is a real time system. Though this is very different to real time (transaction) processing; this system generally involves
Consider a network message transfer among a source S and a destination D by 3 routers R1, R2 and R3 as given below:- S -------- R1 --------- R2 --------- R3 ---
Which the digital logic family has the lowest propagation delay time ? Ans. ECL is the digital logic family that has the lowest propagation delay time. In ECL lowest propagati
Q. Define Interrupts and Instruction Cycle? Let's precise the interrupt process, on the event of an interrupt, an interrupt request (in form of a signal) is concerned to CPU. T
Q. Functions employed for messaging passing? The functions employed for messaging passing are: int MPI_Send(void *msgaddr, int count, MPI_Datatype datatype, int dest, int ta
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