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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