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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.
Q. What is Random Access Memory? We will discuss RAM as an example of sequential circuit. A memory unit is a collection of storage cells or flip flops along with associated cir
Describe the scheme of capability lists to implement protection? Capability lists (C- lists): These lists are utilized to make sure that uses only access files that are e
The ?rst task in the project is to develop a sane system to store change logs and versions of ?les. The simplest approach is to create a "dot" directory in the location of the ?le
What are prefetch instructions? Prefetch instructions are those instructions which can be inserted into a program either by the programmer or by the compiler.
The chief reason why digital computers use complemented subtraction is that it ? Ans. By using complemented subtraction method negative numbers can easily be subtracted.
Q. Instruction set for IA - 64 architecture? Instruction set: Architecture gives instructions for multimedia operations as well as floating point operations. Itanium supports
What is Process? Process: A process is a program in execution. It is an active entity, represented through the value of the program counter and the contents of registers o
Byteland county is very famous for luminous jewels. Luminous jewels are used in making beautiful necklaces. A necklace consists of various luminous jewels of particular colour. Nec
What are the advantages of batch processing This has the advantage which jobs can be processed when computer resources are less busy (for example during the evening or at night
equations og character generation
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