System Analysis and Design
A design that consists of a hierarchy of modules; each module has a single entry and a single exit subroutine, is known as

top-down design
hierarchy structure
None of these
Turnaround
Tuple

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System Analysis and Design
Data manipulation language (DML)

determine how data must be structured to produce the user's view
all of the listed here
describes how data are structured in the data base
specifies for the DBMS what is required; the techniques used to process data

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System Analysis and Design
The term Parallel Run refers to

the processing of two different jobs initiated from two terminals.
All of these
the concurrent operation of an existing system and a new system
the same job run on two different computer to test their speeds
None of these

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System Analysis and Design
A pseudocode is

a protocol used in data communication
a computer generated random number
an easy way to communicate the logic of a program, in English¬like statements
None of these
a machine code

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System Analysis and Design
Unit testing is

testing changes made in an existing or a new program
None of these
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
running the system with line data by the actual user

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