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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.
In a report with an LDB attribute, you do not have to explain how the information should be retrieved from the database tables, but only how the data should be shown on the screen.
Q. Define Opcode and Operands? The most common fields which are found in instruction formats are: Opcode: (What operation to perform?) An operation code field cal
Q. What is Presentation layer? Presentation layer: When two hosts are communicating with each other they might use different coding standards and character sets for represent
Discuss the 5-level switching hierarchy recommended by CCITT. Hierarchical networks are able of handling heavy traffic where needed, and at similar time use minimal number of t
"Super ASCII", if it contains the character frequency equal to their ascii values. String will contain only lower case alphabets (''a''-''z'') and the ascii values will starts from
What is program controlled I/O? In program controlled I/O the processor repeatedly checks a status flag to achieve the needed synchronization among the processor and an input a
Electric typewriter : Electric typewriters are similar to standard typewriters but with an electronic motor taking the place of human energy. It is much faster than the standard m
Massively Parallel System Indicates to a "parallel computer system" involving a huge number of processors. The numbers in a huge number of processors keeps increasing and curre
Explain Star topology. A network utilizes a star topology if each computer attach to a central point. The following figure demonstrates the concept: Star Topology
Design a game application that plays the children's game of rock, paper, scissors. The user enters a letter indicating a choice. The Math.random method is then used to pick a value
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