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Cathode Ray Tube Technology (CRT)
CRT is an analog device that is used by a digital device - computer. The interface between these two devices is described. The major components of CRT are given below :
Electron Gun
This generates a narrow beam of electrons (cathode rays) which passes through the focusing and deflection systems.
Focusing System
It produces a non-blurred picture by focusing the electrons of the cathode ray into a narrow beam.
Deflection System
Deflection directs the beam towards specified positions on the phosphor-coated screen.
Phosphor-coated Screen
This screen emits a small spot of light at each position contacted by the cathode ray.
Define addressing modes. The dissimilar ways in which the location of an operand is specified in an instruction are referred to as addressing modes.
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A shell is a program that presents an interface to several operating system functions and services. The shell is so called because it is an outer layer of interface among the user
what is the scope of doing a final year project on cloud computing?
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