12th Class Computer Science MCQS
Database integrity refers to the
Consistency of data
None of these
Correctness of data
Both a and b
In if statement, false is represented by :
3
0
1
2
From the following which is called control statement
If
If-else
Else-if
All of the above
When a relational expression is false, it has the value __________
0
S
1
<0
Which of the following are valid case statements in a switch?
Case 1.5:
Case x<4:
Case ‘ab’:
Case 1:
In if statement , true is represented by:
3
0
1
2
Switch statement must use the keyword
All of the above
Case
Break
Default
An if statement inside the true block of another if statement is called:
A branched if statement
A conditional operator
A relational operator
A nested if statement
Another term for a computer making a decision is:
Repetition
Selection
Sequential
Iteration
_______ is created when the same name is used for two different attributes
Homonyms
Redundant information
Mutually exclusive data
Synonyms
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