System Analysis and Design Case Study Questions and Answers - Set 12 - ObjectiveBooks

System Analysis and Design Case Study Questions and Answers - Set 12

Practice Test: Question Set - 12

1. Which of the following activities, does not belong to the Implementation phase of the SDLC?
    (A) File conversion
    (B) Program testing
    (C) User training
    (D) All of the above

2. Which of the following appropriately explains the desirable characteristic of good system design?
    (A) Modular approach
    (B) Proper documentation
    (C) Conversion
    (D) Long discussions

3. A menu-driven system
    (A) Can be used only by computer professionals
    (B) Is required only for on-line systems
    (C) Increases the operator's work
    (D) Presents options and allows the user to make selections

4. Programmers use _______ to organize and summarize the results of their problem analysis.
    (A) Flowcharts
    (B) Input charts
    (C) IPO charts
    (D) Output charts

5. Indexed-Sequential organization
    (A) Means storing records in contiguous blocks according to a key
    (B) Stores records sequentially but uses an index to locate records
    (C) Uses an index for each key type
    (D) Has records placed randomly throughout the file

6. The calculation instructions in an algorithm should state _______.
    (A) Only what is to be calculated
    (B) Only how to calculate something
    (C) Both what is to be calculated and how to calculate it
    (D) Both what is to be calculated and why is it calculated

7. Which of the following is not a characteristic of structured system development?
    (A) Partitioning of systems into manageable levels of detail
    (B) Specification of the interfaces between modules
    (C) The use of graphical tools, such as data-flow diagrams, to model system
    (D) All of the above are characteristics

8. Back-up procedure helps in
    (A) Restoring the operation whenever there is a disk failure
    (B) Restoring both application and system software whenever there is disk corruption
    (C) Restoring the data files whenever there is a system crash
    (D) All of the above

9. The recipe instruction "Beat until smooth' is an example of the _______ structure.
    (A) Control
    (B) Repetition
    (C) Selection
    (D) Sequence

10. The black box concept is based on the assumption(s) that;
    (A) The super-system is stable
    (B) Black boxes are dependent or environments
    (C) The relationship between the inputs and output is stable
    (D) None of the above

11. The _______ symbol is used in a flowchart to represent a step that gets information from the user.
    (A) Input/output
    (B) Process
    (C) Selection/repetition
    (D) Start/Stop

12. A data element in a record, that uniquely distinguishes the record, from all other records, is called
    (A) Response time
    (B) Key
    (C) System review
    (D) Test data

13. The structure chart is
    (A) A document of what has to be accomplished
    (B) A statement of information processing requirement
    (C) A hierarchical partitioning of the program
    (D) None of the above

14. Documentation is prepared
    (A) At every stage
    (B) At system design
    (C) At system analysis
    (D) At system development

15. Which of the following symbols is (are) not the Data Flow Diagram (DFD):
    (A) A square
    (B) An open rectangle
    (C) A circle
    (D) A triangle

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