Question Detail

In order to use a DBMS, it is important to understand

the physical schema
all subschemas
one sub schema
none of above

Answer: Option C

Similar Questions :

1. The master list of an indexed file

is sorted in ascending order
contains only a list of keys and record numbers
has a number assigned to each record
none of above

Answer: Option C

2. Which normal form is considered adequate for normal relational database design

2NF
5NF
3NF
4NF

Answer: Option C

3. Natural join can be related with

Function dependency
B tree
Domain calculus
Relational algebric operators

Answer: Option D

4. If a relation scheme is in BSNF then it is also in

First normal form
Second normal form
Third normal form
Not in any normal form

Answer: Option C

5. Ascending order of data hierarchy is

bit->byte->record->field->file->database
bit->byte->field->record->file->database
byte->bit->field->record->file->database
byte->bit->field->file->record->database

Answer: Option B

Read more from - Database Question Answers - Chapter 1