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1. Which of the following statements is not reserved in C language ().
(1) float
(2) Integer
(3) signed
(4) unsigned
2. If int variable X has an initial value 3, the value of expression x ++ * 5/10 is ()
(1) 0
(2) 1
(3) 2
(4) 3
3. The output result of the following program execution is ()
# Include
Main ()
{
Int x = 'F ';
Printf ("% C \ n", 'A' + (X-'A' + 1 ));
}
(1) g
(2) h
(3) I
(4) j
4. Set up a program,
# Include
Main ()
{
Int I, J;
For (I = 0, j = 1; I <= J + 1; I + = 2, j --)
Printf ("% d \ n", I );
}
When running the preceding program, the number of times the for statement executes the loop body is ()
(1) 3
(2) 2
(3) 1
(4) 0
5. In the following options, the program that does not constitute an endless loop is ()
(1) int I = 100
While (1)
{
I = I0 + 1;
If (I> 100)
Break;
}
(2) (;;);
(3) int K = 1000;
Do
{
++ K;
} While (K & gt; = 10000 );
(4) int S = 36;
While (s); -- S;
Answer
1. (2) 2. (2) 3. (1) 4. (3) 5. (3)
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