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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.
Contact-based keyboards employ switches directly. Though they have a comparatively shorter life they are the most preferred type these days because of their lower cost. Three such
Indirect addressing A memory location is given that holds another memory location. This second memory location holds the real data. This mechanism solves problems caused by rea
Q. Fundamental components of a microprocessor? The word 'micro' is used in microphones, microscopes, microwaves, microprocessors, microcomputers, microprogramming, microcodes e
1. LINQ to Objects - Implements a LINQ query against a collection of objects 2. LINQ to XML - Implements an XPATH query against XML documents 3. LINQ to SQL - Implements LINQ
Handling Interrupts: Precise interrupts (sequential semantics) Complete instructions before the offending instructions o Force trap instruction into IF o
How does the Dialog handle user requests? when an action is performed ,the system triggers the PROCESS AFTER INPUT event. The data passed contains field screen data data enter
Differentiate between synchronous and asynchronous input/output with the help of an example. The input-output operation is asynchronous input/output operation since after the s
What are the Main aspects available in all word processors - Ability to set page size and page orientation - Ability to change font size and font style (for example Arial,
Explain POP (Post Office Protocol). The Post Office Protocol gives remote access to an electronic mail box. The protocol permits a user's mailbox to reside on a computer which
Discuss in detail the subscriber loop systems. Subscriber Loop System: Every subscriber in a telephone network is linked usually to the nearest switching office by means of w
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