| 1 |
A category of data or information that describes an entity is called |
- A. Attribute
- B. Data item
- C. Record
- D. Tuple
|
| 2 |
Variables are created in |
- A. Ram
- B. Rom
- C. Hard disk
- D. Cache
|
| 3 |
Which of the following is used to separate each variable while declaring more than one variable on the same line? |
- A. Commas
- B. Colons
- C. Pipes
- D. Semicolons
|
| 4 |
A primary key that consists of more than one attribute is called a |
- A. Foreign key
- B. Composite key
- C. Multi-valued key
- D. Global key
|
| 5 |
The data type can handle decimal places is: |
- A. Long
- B. float
- C. char
- D. string
|
| 6 |
The symbol '=' represents |
- A. Comparison operator
- B. Assignment operator
- C. Equal to operator
- D. None of these
|
| 7 |
Which of the following is not a good primary key |
- A. Social security number
- B. Order number
- C. Zip code
- D. STD ID number
|
| 8 |
Which is a numeric data type ? |
- A. float
- B. int
- C. Both a and b
- D. char
|
| 9 |
Which of the following is the valid character constant |
|
| 10 |
The exponential notation consists of: |
- A. Mantissa
- B. Exponent
- C. Range
- D. A and B
|