Which of the following represents processor activities, methods, and procedures in a data flow diagram?

A computer system consisting of its processor, memory and I/O devices accepts data, processes it and produces the output results. Can you tell in which component is the raw data fed?

A

Mass Memory

B

Main memory

C

Logic unit

D

Arithmetic unit

E

None of the above

The degree to which interviews, tests, and other selection procedures yield comparable data over time and alternative measures is best define by

A

Job sampling

B

Reliability

C

Validity

D

Organisational culture

______are set of rules and procedures to control the data transmission over the internet?

A

Gateway

B

Protocol

C

IP address

D

Domains

We combine hardware, software, people, procedures, and data to create an _____

A

people

B

icons

C

information system

D

on-line

E

None of the above

In order to put a check on terrorist activities in India, Terrorist and Disruptive Activities (Prevention) Act (TADA) was passed in :

A

1985

B

1989

C

1995

D

1998

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

A

a square

B

an open rectangle

C

a circle

D

a triangle

E

a bubble

Which of the following is not a part of a Data Flow Diagram?

A

disk storage

B

arrow

C

Data store

D

process represented by a bubble circle (circle)

E

None of the above

In functional decomposition, the data flow diagram

A

is ignored

B

is partitioned according to the "closeness" of the datagrams and data storage items

C

is partitioned according to the logical "closeness" of the actigrams

D

both (a) and (c)

E

None of the above

The Data flow diagram (DFD) shows;

A

the flow of data

B

the processes

C

the areas where they are stored.

D

All of the above

E

None of the above

A data flow diagram is

A

the modern version of flowchart

B

mainly used at the systems specification stage.

C

the primary output of the systems design phase

D

All of the above

E

None of the above

Which of the following represents processor activities, methods, and procedures in a data flow diagram?

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