JAVA_2

JAVA_2

University

10 Qs

quiz-placeholder

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JAVA_2

JAVA_2

Assessment

Quiz

Computers

University

Medium

Created by

Shiwen Zhang

Used 2+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

在Java中使用switch语句时,若忘记在case语句后写break,会发生什么?

编译错误

运行时错误

没有任何影响

发生“穿透”

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Java中的`continue`关键字有什么作用?

终止循环

跳过当前循环的剩余部分并开始下一次迭代

退出当前方法

无条件地执行循环的下一次迭代

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

在Java中声明一个枚举类表示星期的正确方式是什么?

class Day { MONDAY, TUESDAY, WEDNESDAY, ... }

enum Day { MONDAY, TUESDAY, WEDNESDAY, ... }

interface Day { MONDAY, TUESDAY, WEDNESDAY, ... }

struct Day { MONDAY, TUESDAY, WEDNESDAY, ... }

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

表达式"(6 > 3) && (5 < 2)"的值是( )

true

false

编译错误

运行时错误

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Java中,break语句可用于跳出当前循环。

true

false

6.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

在Java中,do-while循环至少执行一次循环体。

true

false

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Java中,逻辑运算符"&&"和"||"都是短路运算符。

true

false

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