What would be the result of running the following method? : Questions « Java Source And Data Type « SCJP

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SCJP » Java Source And Data Type » Questions

1.29.29.What would be the result of running the following method?

public class MainClass {

  public static void main(String[] argv) {

    System.out.println(MaskOff(67));

  }



  public static int MaskOff(int n) {

    return n | 3;

  }

}

1.29.Questions
	1.29.1.	Which of the following are valid Java identifiers?
	1.29.2.	Answer: Java identifier
	1.29.3.	Which of the following are valid Java identifiers(2)?
	1.29.4.	Answer: valid Java identifier
	1.29.5.	Which of the following are Java keywords?
	1.29.6.	Answer: Java keywords
	1.29.7.	Which of the following are Java keywords(2)?
	1.29.8.	Answer: Java keywords(2)
	1.29.9.	Which of the following are primitive types?
	1.29.10.	Answer: primitive types
	1.29.11.	What is the range of the short type?
	1.29.12.	Answer: range of short type
	1.29.13.	What is the range of the char type?
	1.29.14.	Answer: range of char type
	1.29.15.	What is the output from the following statement?
	1.29.16.	Answer: comments
	1.29.17.	Which of the following are valid double literals?
	1.29.18.	Answer: double literals
	1.29.19.	What is the output of the following program(boolean value)?
	1.29.20.	Answer: boolean array
	1.29.21.	What is the output of the following program(Object)?
	1.29.22.	Answer: Object array
	1.29.23.	What will happen when you try to compile and run the following application?
	1.29.24.	Answer: Object array element
	1.29.25.	What is the output from the following code(hexadecimal calculation)?
	1.29.26.	Answer: hexadecimal calculation
	1.29.27.	What happens when you attempt to compile and run the following code?
	1.29.28.	Answer: static method and static variable
	1.29.29.	What would be the result of running the following method?
	1.29.30.	Answer: binary or
	1.29.31.	How many String objects are created in the following code?
	1.29.32.	Answer: String object
	1.29.33.	Does the following code cause a compiler error(char range)?
	1.29.34.	Answer: char range
	1.29.35.	Does the following code cause a compiler error(unicode char)?
	1.29.36.	Answer: unicode char
	1.29.37.	Does the following code cause a compiler error(char type casting)?
	1.29.38.	Answer: char type casting
	1.29.39.	Does the following code cause a compiler error(long and char type)?
	1.29.40.	Answer: long and char type
	1.29.41.	Does the following code cause a compiler error(char and string)?
	1.29.42.	Answer: char and string
	1.29.43.	What happens when you try to compile and run the following code(Long type comparison)?
	1.29.44.	Answer: Long type comparison
	1.29.45.	What happens when you try to compile and run the following code?
	1.29.46.	Answer: char and long and unicode
	1.29.47.	What would happen if you tried to compile and run the following code(wapper class)?
	1.29.48.	Answer: wapper class
	1.29.49.	What would happen if you tried to compile and run the following code?
	1.29.50.	Answer: Long.equals

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