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This step of systems examination is one of the most difficult. In this stage systems specifications are identified by asking what, who, when, where and how. A few questions addressed during this phase are
1 What are the requirements of the user?
2 Who requires the system and for what purpose.
3 Who will receive system output?
4 When must be the system is delivered.
5 What kinds of format should be output be delivered.
6 Who are the users? What kinds of training will they require?
7 What are the protection requirements of the system?
Video Conferencing Video conferencing continues to grow in popularity. Why is this? Some reasons are listed below: - Communication links are now much faster thus sound quali
Depth-first search is different from Breadth-first search in the following ways: A depth search traversal method goes to the deepest level of the tree first and then works up w
What is Double entry - Verification In this approach, data is entered twice (using two different people); data is only accepted if both versions match up. Generally used to ve
Explain briefly Dead code Elimination of the commonly used code optimization techniques Dead code Elimination: Code which is unreachable or which does not influence the pr
Engineering Applications A number of the engineering applications are: 1. Simulations of artificial ecosystems 2. Airflow circulation over aircraft components Airflow
Q. Example of processor arrangements? !HPF$ PROCESSORS P (10) This initiates a group of 10 abstract processors assigning them combined name P. !HPF$ PROCESSORS Q (4, 4)
Determine the primary memory of the server The keys used for accessing the server are held at a secret location in the primary memory of the server. This area or location is hi
Advantages and Disadvantages of Public-key cryptography Advantages (i) Enhanced security and convenience (ii) Electronic records may be authenticated by affixing
Explain Concurrent sharing. Concurrent sharing: Some number of programs may share a file concurrently. While this is the case, this is essential to ignore mutual interferen
What are universal gates. Construct a logic circuit using NAND gates only for the expression x = A . (B + C). Ans. Universal Gates: NAND and NOR Gates both are t
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