These operators test on multiple relations and a true or false value to be used in taking a decision answer in multiple choice questions
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Q. 1 …………………………. is an important factor of management information system.
A) System
B) Data
C) Process
D) All
ANS: A) System
Q.3 ………………………….. level supply information to strategic tier for the use of top management.
A) Operational
B) Environmental
C) Competitive
D) Tactical
ANS: D) Tactical
Q.4 In a DFD external entities are represented by a
A) Rectangle
B) Ellipse
C) Diamond shaped box
D) Circle
ANS: A) Rectangle
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