| 1 |
A constraint between two attributes is called: |
- A. Functional relation
- B. Attribute dependency
- C. Functional dependency
- D. Functional relation constaint
|
| 2 |
The value of expression in switch statement must be type of |
- A. int
- B. char
- C. float
- D. both a and b
|
| 3 |
The scope of a variable refers to its: |
- A. Length
- B. Name
- C. Accessibility
- D. Data type
|
| 4 |
Which object of database is used to retrieve data from database? |
- A. Queries
- B. Forms
- C. Reports
- D. Tables
|
| 5 |
Storing the same information in two different ways or forms is called |
- A. database integrity
- B. redundant information
- C. homonyms
- D. mutually exclusive data
|
| 6 |
The number of bytes used by 'int' data type in C are: |
|
| 7 |
A relation is in 2NF if it is in 1NF and all its non-key attributes are: |
- A. Dependent on part of the primary key
- B. Dependent on the entire primary key
- C. Independent on the primary key
- D. Independent of any other relation
|
| 8 |
In relational database, table is also called: |
- A. Table
- B. Relation
- C. File
- D. Schema
|
| 9 |
------------------- is created when two different names are used for the same information |
- A. synonyms
- B. homonyms
- C. mutually exclusive data
- D. redundant information
|
| 10 |
The goal of normalization is to: |
- A. Get stable data structure
- B. Increase number of relation
- C. Increase redundancy
- D. Remove constraints
|
