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Q. Define the Internal Users of system?
Internal Users are employees of business for that an information system is built. Illustration are clerical and service staff, technical and professional staff, supervisors, middle level managers and executive managers. Remote and mobile users are new class of internal users. They are geographically separated from business. Illustration of mobile users are sales and service representatives. An illustration of remote user is the person who is associated with telecommunication i.e. working from home. The person can be connected to company's information system by modern communications technology.
Explain about the term- Reports Reports are produced as a result of questions like "how many times has a type of car broken down" or "which cities have the highest house price
Q. Characteristics of input- output channels? The I/O channel represents an extension of DMA concept. An I/O channel has ability to execute I/O instructions that gives complete
Communication by devices, such as the HC11 processor, is a key and vital part of most systems that are used in military, commercial, and academic settings. In fact, most of these
An object model for university system Establishing relationship among various classes in the system is the primary activity. Here, we have a simple model of a University System
what is hashed page table?
Capacity and access speed: PC hard disk drive capacity (measured in GB). The vertical axis is logarithmic, so the accurate line corresponds to exponential growth. By using
Multiprogramming is a rapid switching of the CPU back and forth among processes.
Distinguish between combinational logic circuits and sequential logic circuits. Ans: Combinational logic circuits:- (i) Outputs only depend upon present state of the i
How the system would work in real time - Sensors in/near road gather data (these can be infra-red/light sensors, pressure sensors, induction loops etc.) -data is generally num
Consider the following set of jobs with their arrival times, execution time (in minutes), and deadlines. Job Ids Ar r ival Time E xecuti
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