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- Question
Data manipulation language (DML)
Options- A. describes how data are structured in the data base
- B. specifies for the DBMS what is required; the techniques used to process data
- C. determine how data must be structured to produce the user's view
- D. All of the above
- E. None of the above
- Correct Answer
- specifies for the DBMS what is required; the techniques used to process data
- 1. Which of the following is not true of the conversion phase of the development life cycle?
Options- A. the user and systems personnel must work closely together.
- B. steps must be taken to phase out the old system
- C. documentation should be emphasized
- D. the non machine components of the system should be considered
- E. None of the above Discuss
- 2. In the system concepts, term Integration
Options- A. implies structure and order
- B. refers to the manner in which each component functions with other components of the system.
- C. means that parts of the computer system depend on one another.
- D. refers to the holism of systems
- E. None of the above Discuss
- 3. Elapsed time, between initiating a query and receiving a response is called
Options- A. response time
- B. waiting time
- C. processing time
- D. Turnaround time
- E. None of the above Discuss
- 4. Standards are provided by
Options- A. standards organizations
- B. user groups
- C. computer vendors
- D. All of the above
- E. None of the above Discuss
- 5. Which of the following is(are) true of the EDP auditors?
Options- A. they should have computer expertise
- B. they will be replaced by traditional auditors in the near future
- C. two of the above
- D. currently, there is a very high demand for them, particularly from firms that use personal computers
- E. None of the above Discuss
- 6. Which of the following is not a factor in the failure of the systems developments projects?
Options- A. size of the company
- B. inadequate user involvement
- C. failure of systems integration
- D. continuation of a project that should have been cancelled
- E. None of the above Discuss
- 7. The set of. instructions for how to tie a bow is an example of the _____Structure.
Options- A. Control
- B. Repetition
- C. Selection
- D. Sequence
- E. switching Discuss
- 8. Decision tree uses
Options- A. pictorial depictation of alternate conditions
- B. nodes and branches
- C. consequences of various depicted alternates
- D. All of the above
- E. None of the above Discuss
- 9. In Prototyping
Options- A. BASIC is used
- B. COBOL is used
- C. 4GLs are used
- D. system is documented
- E. None of the above Discuss
- 10. The records in a file or magnetic tape
Options- A. can only be accessed serially
- B. have to be arranged in a key sequence
- C. are meant for backup
- D. cannot be transferred to a disk file
- E. None of the above Discuss
System Analysis and Design problems
Search Results
Correct Answer: documentation should be emphasized
Correct Answer: refers to the holism of systems
Correct Answer: Turnaround time
Correct Answer: All of the above
Correct Answer: they should have computer expertise
Correct Answer: size of the company
Correct Answer: Sequence
Correct Answer: All of the above
Correct Answer: 4GLs are used
Correct Answer: can only be accessed serially
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