JAVA题库:格林模拟试题三(上)

文章作者 100test 发表时间 2007:03:10 18:30:43
来源 100Test.Com百考试题网


Questions

Question 1)
Which of the following are legal statements?
1) float f=1/3.
2) int i=1/3.
3) float f=1.01.
4) double d=999d.

Question 2)
Which of the following are Java keywords?
1) NULL
2) new
3) instanceOf
4) wend

Question 3)
Which of the following are valid statements?
1) System.out.println(1 1).
2) int i=2 ’2’.
3) String s="on" ’one’.
4) byte b=255.

Question 4)
Which of the following statements are true?
1) The garbage collection algorithm in Java is vendor implemented
2) The size of primitives is platform dependent
3) The default type for a numerical literal with decimal component is a float.
4) You can modify the value in an Instance of the Integer class with the setValue method

Question 5)
Which of the following are true statements?
1) I/O in Java can only be performed using the Listener classes
2) The RandomAccessFile class allows you to move directly to any point a file.
3) The creation of a named instance of the File class creates a matching file in the underlying operating system only when the close method is called.
4) The characteristics of an instance of the File class such as the directory separator, depend on the current underlying operating system转贴于

相关文章


VB常用算法(三)素数
JAVA题库:格林模拟试题三(上)
JAVA题库:格林模拟试题二(下)
VB常用算法(二)最值问题
澳大利亚华人论坛
考好网
日本华人论坛
华人移民留学论坛
英国华人论坛