题目内容

Analyze the following program fragment: int x;double d = 1.5; switch (d) {case 1.0: x = 1;case 1.5: x = 2;case 2.0: x = 3;}

A. The program has a compile error because the required default case is missing in the switch statement.
B. No errors.
C. The program has a compile error because the required break statement is missing in the switch statement.
D. The switch control variable cannot be double.

查看答案

搜索结果不匹配？点我反馈

更多问题

Analyze the following fragment.double x = 0;double d = 1;switch (d + 4) {case 5: x++;case 6: --x;}

A. The required break keyword is missing in the switch statement.
B. d + 4 should be replaced by 5.
C. The switch control variable cannot be double.
D. The required default keyword is missing in the switch statement.

查看答案

You can always convert an if statement to a switch statement.

A. true
B. false

查看答案

You can always convert a switch statement to an equivalent if statement.

A. true
B. false

查看答案

What is y after the following switch statement?int x = 0;int y = 0; switch (x + 1) {case 0: y = 0; case 1: y = 1;default: y = -1}

A. 0
B. -1
C. 1
D. 2

查看答案

Analyze the following program fragment: int x;double d = 1.5; switch (d) {case 1.0: x = 1;case 1.5: x = 2;case 2.0: x = 3;}

A. The program has a compile error because the required default case is missing in the switch statement. B. No errors. C. The program has a compile error because the required break statement is missing in the switch statement. D. The switch control variable cannot be double.

Analyze the following fragment.double x = 0;double d = 1;switch (d + 4) {case 5: x++;case 6: --x;}

You can always convert an if statement to a switch statement.

You can always convert a switch statement to an equivalent if statement.

What is y after the following switch statement?int x = 0;int y = 0; switch (x + 1) {case 0: y = 0; case 1: y = 1;default: y = -1}

A. The program has a compile error because the required default case is missing in the switch statement.
B. No errors.
C. The program has a compile error because the required break statement is missing in the switch statement.
D. The switch control variable cannot be double.