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Q.

One approach to standardizing storing of data

A

MIS

B

structured programming

C

CODASYL specifications

D

All of the above

E

None of the above

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MCQ

1.

Data encryption techniques are particularly useful for

A

reducing storage space requirements

B

improving data integrity

C

protecting data in data communication systems

D

All of the above

E

None of the above

Discussion

MCQ

2.

If you want to group the records in the abc database, you could use the Jobcode as the _____.

A

Delete

B

Update

C

Sort Key

D

Index

E

None of the above

Discussion

MCQ

3.

Which of the following places the common data elements in order from smallest to largest?

A

character, file, record, field, database

B

character, record, field, database, file

C

character, field, record, file, database

D

Bit, byte, character, record, field, file, database

E

None of these

Discussion

MCQ

4.

The data dictionary tells the DBMS

A

what files are in the database

B

what attribute are possessed by the data

C

what these files contain

D

All of the above

E

None of the above

Discussion

MCQ

5.

Which language has recently become the de-facto standard for interfacing application programs with relational database system?

A

Oracle

B

SQL

C

dBASE

D

4GL

E

None of the above

Discussion

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