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- Question
Advantages of Relational Database Management systems are
Options- A. Flexibility, of relating different logical files
- B. Security controls can be more easily implemented.
- C. Data independence since it allows the database to grow by adding new attributes and relations.
- D. All of the above
- E. None of the above
- Correct Answer
- All of the above
- 1. Environment in systems parlance refers to
Options- A. a sub-system
- B. the boundary
- C. a part outside the boundaries
- D. All of the above
- E. None of the above Discuss
- 2. The communication problem involves the
Options- A. analyst and the programmer
- B. manager and the analyst
- C. programmer and the computer
- D. operate and the computer
- E. None of the above Discuss
- 3. Which of the following represents processor activities, methods, and procedures in a data flow diagram?
Options- A. datagram
- B. actigram
- C. feed back
- D. flow chart
- E. None of the above Discuss
- 4. The Data flow diagram (DFD) shows;
Options- A. the flow of data
- B. the processes
- C. the areas where they are stored.
- D. All of the above
- E. None of the above Discuss
- 5. In data-flow diagrams, an originator or receiver of the data is usually designated by
Options- A. a circle
- B. an arrow
- C. a square box
- D. a rectangle Discuss
- 6. The "big picture" diagram of a system is the
Options- A. block diagram
- B. logic diagram
- C. system flowchart
- D. program flowchart
- E. None of the above Discuss
- 7. In Decision trees
Options- A. nodes represent the conditions, with the right side of tree listing the actions to be taken
- B. the root is drawn on the left and is the starting point on the decision sequence.
- C. the branch depends on the condition and decisions to made
- D. All of the above
- E. None of the above Discuss
- 8. When desk-checking an algorithm, you should set up a table that contains _____.
Options- A. One column for each input item
- B. One column for each output item
- C. One column for each processing item
- D. Both a and b
- E. a, b, and c Discuss
- 9. A feasibility study
Options- A. includes a statement of the problems
- B. considers a single solutions
- C. both (a) and (b)
- D. a list of alternative solution considered
- E. None of the above Discuss
- 10. Which of the following is not a requirement of structured design?
Options- A. It should use many GO TO statements
- B. The code should be executed in a top-to-bottom fashion within each module
- C. It should be made up of a hierarchy of modules
- D. Each module should be as independent as possible of all other modules, except its parent
- E. None of the above Discuss
System Analysis and Design problems
Search Results
Correct Answer: a part outside the boundaries
Correct Answer: manager and the analyst
Correct Answer: feed back
Correct Answer: All of the above
Correct Answer: a square box
Correct Answer: system flowchart
Correct Answer: All of the above
Correct Answer: a, b, and c
Correct Answer: includes a statement of the problems
Correct Answer: It should use many GO TO statements
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