| 1 |
If x=10 and y=5,, what will the output of the following expression?<div>x>y? x*y: x+y</div> |
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| 2 |
A key in a relation |
- A. May not functionally determine any attribute in the row
- B. Functionally determine only one attribute in the row
- C. Functionally determine at least one attribute in the row
- D. Functionally determine all the attribute in the row
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| 3 |
Relational operators allow you to _____________ numbers. |
- A. Compare
- B. Add
- C. Multiply
- D. Divide
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| 4 |
The operators to compare operands and decide if the relation is true or false are: |
- A. Arithmetic operators
- B. Logical operators
- C. Syntax operators
- D. Relational operators
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| 5 |
Which is not possible |
- A. Nesting if statement
- B. Loop in the body of statement
- C. If statement in the body of loop
- D. None of above
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| 6 |
In 3NF a non-key attribute must not depend on a |
- A. Non-key attribute
- B. Key attribute
- C. Composite key
- D. Sort key
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| 7 |
An if statement inside the true block of another if statement is called: |
- A. A nested if statement
- B. A branched if statement
- C. A conditional operator
- D. A relational operator
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| 8 |
Switch statement must use the keyword |
- A. Case
- B. Default
- C. Break
- D. All of the above
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| 9 |
Another term for a computer making a decision is: |
- A. Sequential
- B. Selection
- C. Repetition
- D. Iteration
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| 10 |
In if statement, false is represented by : |
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