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What is an operating system?
An operating system is a program that handles the computer hardware. It acts as an intermediate among users of a computer and the computer hardware. It controls and coordinates the use of the hardware between the various application programs for the lots of users.
Explain SPC. Also discuss the different modes of Centralized SPC In stored program control systems, set of instructions or a program to the computer is stored into its memory a
Vector-Scalar Instructions In this category, when combination of vector and scalar are fetched and stored in vector register. These instructions are referred with the subsequen
Observing the existing system first hand This involves watching personnel using the existing system to find out precisely how it works. There are a number of disadvantages as
What are concentrators? Explain how it helps in connecting number of subscribers. In rural areas, subscribers are usually dispersed. This is both unessential and expensive to g
What is roll area? A roll area having the program's runtime context. In addition to the runtime stack and other structures, all local variables and any data known to the prog
Compare and contrast POP e-mail to Web-based e-mail systems in terms of control, security, and accessibility.
The scheduling in which CPU is allocated to the process with least CPU-burst time is called? Ans. Shortest job first Scheduling wherein CPU is allocated to the process with lea
Depth First Search - artificial intelligence: Depth first search is very similar to breadth first, except for that the things are added to the top of this agenda rather than o
Interrupts Interrupt-request line o Interrupt-acknowledge signal o Interrupt-request signal Interrupt-service routine o May have no relationship t
Why IO devices cannot be connected directly to the system bus? Ans: The IO devices can't be directly connected to the system bus because the following reason A) The data tra
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