System Analysis and Design
The Turnaround is

the elapsed time between the receipt of the input and the availability of the output
a group of related fields
None of these
a program statement that violates one or more rules of the language in which it is written
the key information of programming

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System Analysis and Design
Data Definition Language (DDL)

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

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System Analysis and Design
Sequential or series 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
testing changes made in an existing or a new program
is checking the logic of one or more programs in the candidate system

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