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MCQ

Q.

The Management Information system (MIS) structure with one main computer system is called a

A

hierarchical MIS structure

B

distributed MIS structure

C

centralized MIS structure

D

decentralized MIS structure

E

None of the above

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MCQ

1.

Because it contains a description of its own structure, a database is considered to be ________ .

A

described

B

metadata compatible

C

self-describing

D

an application program

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MCQ

2.

After you _____ a record, many data management the environments require you to issue a command to save the changes you made.

A

Delete

B

Update

C

Sort key

D

Index

E

None of the above

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3.

Which two files are used during operation of the DBMS?

A

query language and utilities

B

data manipulation language and query language

C

data dictionary and transaction log

D

data dictionary and query language

E

None of the above

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4.

Which command is used to remove a table from the database in SQL?

A

DELETE TABLE

B

DROP TABLE

C

ERASE TABLE

D

UNATTACH TABLE

E

None of the above

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5.

The model for a _____ resembles the hierarchical model in many respects.

A

Network database

B

Relational database

C

Distributed database

D

Hierarchical database

E

None of the above

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