亚洲精品中文字幕无乱码_久久亚洲精品无码AV大片_最新国产免费Av网址_国产精品3级片

JAVA認(rèn)證

Java考試格林練習(xí)試題

時(shí)間:2024-10-21 03:14:57 JAVA認(rèn)證 我要投稿
  • 相關(guān)推薦

Java考試格林練習(xí)試題

  question 6)

Java考試格林練習(xí)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(xí)試題】相關(guān)文章:

華為Java上機(jī)考試題08-19

sun java認(rèn)證考試題庫(kù)09-04

2017年java程序員考試試題07-05

JAVA模擬試題及答案07-10

2017年sql認(rèn)證考試練習(xí)試題07-17

php練習(xí)筆試題08-18

sun認(rèn)證java基礎(chǔ)模擬試題09-16

2016年JAVA面試題09-08

java基礎(chǔ)面試題201708-10

Java認(rèn)證經(jīng)典面試題目09-23