List of top Computer Studies Questions on Programming in Java

Which of the following refer to the starting index value in arrays of Java program?
In Java, which of the following keyword is used to create a subclass in the class definition?
Which method is invoked automatically with creation of an object in Java?
Which of the following loop is exit-controlled loop in Java?
Which of the following statement is used when there are many alternative actions to be taken depending upon the value of a variable or expression in Java?
Which of the following unary operator is called as increment operator in Java?
Which of the following symbol is used to write single line comment in Java program?

int marks[] = {90, 60, 70, 65, 80} 
From the above given Java statement which of the following value is returned by int marks[4]? 
 

Which of the following constructor of string class is used to create a string object with no character in Java?
Which of the following method of string class returns a string with all characters of invoking string converted to uppercase in Java?
Which of the following method of Arrays class is used to fill the whole or partial array with specified value in Java?
If array is declared as given below Java statement, how many bytes require to store it in memory?
int marks[][] = new int[5][3];
Which of the following method of Date class constructs Date object using current system time in Java?
If ‘str’ is the object of string class and its content is “Best-Luck”, then what is the value of str.length() in Java?
What type of value is returned when we use get method of Calendar class with constant DAY_OF_WEEK as an argument in Java?
Which of the following option is useful to represent vector, matrix and other multi-dimensional data in Java?
Which of the following variables defined inside methods or blocks in Java?
Which of the following is not the four P’s of protection in Java?
Which of the following level is the highest level of protection in Java?
Which of the following method is used to allow data to be modified by others in Java?
Which of the following option is a special portion of memory, where the objects live in Java?
Which of the following option looks for unused objects and reclaims the memory that those objects are using in Java?
Which of the following statement is used to transfer the control outside switch or loop structure in Java?
Which of the following defines attributes and methods in Java?
Which of the following operator creates an object and returns its reference in Java?