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System Analysis and Design
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Question
Which of the following is not a part of a Data Flow Diagram?
Options
A. disk storage
B. arrow
C. Data store
D. process represented by a bubble circle (circle)
E. None of the above
Correct Answer
disk storage
System Analysis and Design problems
Search Results
1. The four icons used in building Data Flow Diagram are
Options
A. Flow, Source, Store, Process
B. Flow, Process, Source, Store
C. Flow, Process, Source/Destination, Store
D. Source, Process, Destination, Store
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: Flow, Process, Source/Destination, Store
2. The first step in systems Development Life Cycle is
Options
A. database design
B. system design
C. preliminary investigation and analysis
D. graphical user interface
E. None of the above
Show Answer
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Discuss
Correct Answer: preliminary investigation and analysis
3. Graphic representation of the control logic of processing functions or modules representing a system, is known as:
Options
A. Structured analysis
B. Structured chart
C. Structured English
D. System Flow chart
E. None of the above
Show Answer
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Discuss
Correct Answer: Structured chart
4. The model base cannot be prepared until
Options
A. the computer has been selected
B. the MIS staff has been acquired and organized
C. the preparation of physical facilities
D. both (a) and (b)
E. None of the above
Show Answer
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Discuss
Correct Answer: both (a) and (b)
5. A programmer reviews the accuracy of an algorithm by _____ it.
Options
A. Analyzing
B. Coding
C. Desk-checking
D. Planning
E. None of the above
Show Answer
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Discuss
Correct Answer: Desk-checking
6. The systems conversion technique of totally removing the existing system and immediately implementing the new system is called as
Options
A. crash conversion
B. phased conversion
C. pilot conversion
D. parallel run
E. None of the above
Show Answer
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Discuss
Correct Answer: crash conversion
7. Which of the following is an integrated collection of data with minimum redundancy, so that different applications can use the required data.
Options
A. records
B. file
C. DBMS
D. schema
E. None of the above
Show Answer
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Discuss
Correct Answer: DBMS
8. The black-box concept:
Options
A. is invoked by describing a system in terms of inputs and outputs, leaving the transformation process a black box.
B. assumes that the black box is independent
C. assumes that inputs and outputs will remain stable
D. All of the above
E. None of the above
Show Answer
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Discuss
Correct Answer: None of the above
9. Sequential organization
Options
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
E. None of the above
Show Answer
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Discuss
Correct Answer: means storing records in contiguous blocks according to a key.
10. The term scheme means
Options
A. the relationship service bureau
B. a map of overall structure of a database.
C. a parent with no owners
D. two dimensional table
E. None of the above
Show Answer
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Discuss
Correct Answer: a map of overall structure of a database.
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