System Analysis and Design
The term Parallel Run refers to

All of these
None 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
the processing of two different jobs initiated from two terminals.

ANSWER DOWNLOAD EXAMIANS APP

System Analysis and Design
Data manipulation language (DML)

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

ANSWER DOWNLOAD EXAMIANS APP