OPERATING SYSTEM (OS) QUIZ

Which of the following is not considered as a tool at the system design phase?

systems flowchart

data-flow diagram

piechart

decision table

TRUE ANSWER : ?
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Coding and testing are done in which manner.

None of these

ad hoc

cross-sectional

bottom-up

top-down

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Changes made periodically to a system, after its implementation, is known as system

design

maintenance

development

analysis

None of these

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A programmer would most likely prepare a

specific program flowchart

specific system flowchart

None of these

general program flowchart

general system flowchart

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The structure chart is:

a hierarchical partitioning of the program

all of the listed here

a statement of information-processing requirements

a document of what has to be accomplished

TRUE ANSWER : ?
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Which of the following symbols is (are) not the Data Flow Diagram (DFD):

a triangle

a square

a bubble

a circle

an open rectangle

TRUE ANSWER : ?
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Difference between Decision - Tables and Decision Trees is (are):

None of these

form of representation

value to end user

one shows the logic while other shows the process

All of these

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Which of the following systems implementation approaches should be used if you want to run the old system and the new system at the same time for a specified period?

parallel

pilot

direct

phased

TRUE ANSWER : ?
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Advantages of data base system is (are)

data are stored once in the data base and are easily accessible when needed

all applications share centralized files

all of the listed here

storage space duplication is eliminated

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Which of the following is the most critical requirement of a Passenger Reservation System?

response time

ease of programming

printing of tickets

graphical user Interface

None of these

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