Shulou(Shulou.com)06/02 Report--

This article introduces the relevant knowledge of "what are the Java written exam exercises?". In the operation of actual cases, many people will encounter such a dilemma. Next, let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

1. The following legal identifiers are _.

A) & abr B) (stati) C) 8ADDF D) $341

2. The following legal identifiers are _.

A) * AQabr B)! stati C) A_DEF D)% 341

3. The following legal identifiers are _.

A)? DDDD B) stati C) static D) 341

4. The following legal identifiers are _.

A) _ 436abr B) = read C) extends D) abstract

5. The following legal identifiers are _.

A) default B) # W23 C) @ adef D) $341

6. The following hexadecimal integers are _.

A) 0176 B) 0xC5 C) 6590 D) f178

7. The following is _ for escaping newline characters.

A)\ nB)\\ nC) 'n'D) "n"

8. The following represents the escape carriage return character is _.

A) "r" B)\\ r C)'r'D)\ r

9. The legal definition of the following constant is _.

A) int TIMKF=1024 B) char TIMKF= "1024"

C) final int TIMKF= 1024 D) byte TIMKF='1024'

10. The following packages that belong to the java.lang.Number class are _.

A) java.lang.Byte B) java.lang.Object

C) java.lang.Boolean D) java.lang.Character

11. Operator?: belongs to _.

A) unary operator B) binary operator C) ternary operator D) Quaternion operator

12 gives the following code snippet:

If (x > 0) {System.out.println ("Hello.");}

Else if (x >-3) {System.out.pirntln ("I am Tom.");}

Else {System.out.println ("How are you?");}

Will the string "How are you?" be printed? The range of x is _.

A) x > 0 B) x >-3 C) x

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