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Computer Science - System Analysis and Design

Exercise : System Analysis and Design - Section 2
41.
Unit testing is
running the system with line data by the actual user
making sure that the new programs do in fact process certain transactions according to Specifications
is checking the logic of one or more programs in the candidate system
testing changes made in an existing or a new program
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
A checksum digit is used for detecting Errors in
Data transmission
Arithmetic operations
Logical operations
All of the above
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
Which of the following is used to derive the address, of a record from the record key
comma
hashing
variable
field
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
The records in a file on magnetic tape
can only be accessed serially
are meant for backup
cannot be transformed to a disk file
have to be arranged in a key sequence
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
Data structuring is refined through a process called
structuring process
hierarchical structure
normalization
Relation structure
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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