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Explain in detail about Operating Systems (OS)
Operating system (OS) is a program which after being initially loaded into computer by a boot program, manages all the other applications/programs. On a PC, first program which runs is stored on a ROM chip. This program checks system hardware to make sure everything is functioning routinely. This checks CPU, memory and basic I/O systems (bios) for errors. If all is satisfactory, BIOS will activate disk drives. When hard drive is activated, OS is found in boot and is then loaded.
What is Directory? The device directory or simply called as directory records information-such as name, location, size, and type for all files on that certain partition. The
define about data movement
Explain Direct or Indirect Communication in Inter-process communication. Several types of message passing system in Direct or Indirect Communication are given below:
Q. What is the dissimilarity between a lens and a mirror? Answer:- A mirror is a reflective surface that light passes through the glass and hits the silver backing reflect
What are the categories of Radio communication 1. Sky wave or ionosphere communication 2. Line-of-sight (LOS) microwave communication limited by horizon 3. Troposphere
It depends on our requirement. When we are needed an integer to be stored in 1 byte (means less than or equal to 255) we use short int, for 2 bytes we use int, for 8 bytes we use l
program in c for scanline seed fill
What is OO Development? OO development is a way of thinking about software based on abstractions that exist in the actual world. Development refers to software lifecycle, desig
Explain simple telephone communication system with circuit and equation of current flow in microphone? Simple Telephone Communication: In the simplest type of a telephone cir
Instruction Set Architecture (ISA): The Instruction Set Architecture (ISA) is the part of the processor which is noticeable to the compiler writer or programmer. The ISA serve
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