牛牛热在线免费视频|日韩精品亚洲一区91网站在线播放|五月婷婷播放视频|夜色在线视频网站|午夜影院欧美色图|久草免费资源视频|一级毛皮麻豆精品|亚洲黄精品aaa|九九成人影视网站|五月视频久久精品

Java考試格林練習試題

時間:2024-09-17 01:10:32 JAVA認證 我要投稿
  • 相關(guān)推薦

Java考試格林練習試題

  question 6)

Java考試格林練習試題

  which of the following are keywords or reserved words in java?

  1) if

  2) then

  3) goto

  4) while

  5) case

  question 7)

  which of the following are legal identifiers

  1) 2variable

  2) variable2

  3) _whatavariable

  4) _3_

  5) $anothervar

  6) #myvar

  question 8)

  what will happen when you compile and run the following code?

  public class myclass{ static int i; public static void main(string argv[]){ system.out.println(i); }}

  1) error variable i may not have been initialized

  2) null

  3) 1

  4) 0

  question 9)

  what will happen if you try to compile and run the following code?

  public class q { public static void main(string argv[]){ int anar[]=new int[]{1,2,3}; system.out.println(anar[1]); }}

  1) 1

  2) error anar is referenced before it is initialized

  3) 2

  4) error: size of array must be defined

  question 10)

  what will happen if you try to compile and run the following code?

  public class q { public static void main(string argv[]){ int anar[]=new int[5]; system.out.println(anar[0]); }}

  1) error: anar is referenced before it is initialized

  2) null

  3) 0

  4) 5

【Java考試格林練習試題】相關(guān)文章:

Java考試格林模擬試題10-22

Java考試格林練習題07-18

華為JAVA考試試題11-01

java考試試題及答案10-25

java認證考試試題及答案07-21

2017年java考試模擬試題05-31

出版考試初級練習試題10-25

2016年Java認證考試題09-23

2017年Java認證考試試題07-23

2017年JAVA考試試題及答案08-30