Is reserved keyword in Java Mcq?

Which is a reserved keyword in Java?

The following are more examples of reserved words. abstract , if , private , this , double , implements , throw , boolean , else , import , public , throws , break , return , byte , extends , int , short , true , false , case , interface , static , try , catch , final , long , void .

Which is reserved word in Java programming language Mcq?

Which is a reserved word in the Java programming language? E. Explanation: The word “native” is a valid keyword, used to modify a method declaration.

Which is not a reserved word in Java Mcq?

Explanation: “String” and “Float” are class types in Java. “unsigned” is a keyword used in C/C++ but not in Java. 2.

Which type of method is system out Println () Mcq?

Explanation: print() and println() are defined under the class PrintStream, System. out is the byte stream used by these methods .

Is if a keyword in Java?

if: Java if keyword tests the condition. It executes the if block if the condition is true. implements: Java implements keyword is used to implement an interface. import: Java import keyword makes classes and interfaces available and accessible to the current source code.

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What is the difference between keywords and reserved words?

10 Answers. Keywords have a special meaning in a language, and are part of the syntax. Reserved words are words that cannot be used as identifiers (variables, functions, etc.), because they are reserved by the language.

Is java a camel case?

Java uses CamelCase as a practice for writing names of methods, variables, classes, packages, and constants. … In constants, we do use everything as uppercase and only ‘_’ character is used even if we are combining two or more words in java.

Is String a keyword in java?

No, String is not a keyword in java. String is an object which is created by using String class.

What does float a 35 0 return mean?

10) What does the expression float a = 35 / 0 return? Explanation: In Java, whenever we divide any number (double, float, and long except integer) by zero, it results in infinity.

What is true constructor?

What is true about constructor? Explanation: Constructor returns a new object with variables defined as in the class. Instance variables are newly created and only one copy of static variables are created. … Explanation: No instance can be created of abstract class.

What is keyword Mcq?

“Keywords are also called” Multiple Choice Questions (MCQ) on keywords and identifiers with choices preprocessors, reserved words, punctuation marks, and operators for online computer science schools.

What is the use of super keyword?

The super keyword refers to superclass (parent) objects. It is used to call superclass methods, and to access the superclass constructor. The most common use of the super keyword is to eliminate the confusion between superclasses and subclasses that have methods with the same name.

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What happens if I remove static from main method?

The main() method in Java must be declared public, static and void. If any of these are missing, the Java program will compile but a runtime error will be thrown.

What is this called in Java?

this Keyword in Java is a reference variable that refers to the current object. this in Java is a reference to the current object, whose method is being called upon. You can use “this” keyword to avoid naming conflicts in the method/constructor of your instance/object.