Java Programming :: Language Fundamentals
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How to solve Java Programming Language Fundamentals problems?
You can easily solve all kind of Java Programming questions based on Language Fundamentals by practicing the objective type exercises given below, also get shortcut methods to solve Java Programming Language Fundamentals problems.
Exercise :: Language Fundamentals – General Questions
- Language Fundamentals – General Questions
- Language Fundamentals – Finding the output
|2.||Which one of these lists contains only Java programming language keywords?|
Answer: Option B
All the words in option B are among the 49 Java keywords. Although goto reserved as a keyword in Java, goto is not used and has no function.
Option A is wrong because the keyword for the primitive int starts with a lowercase i.
Option C is wrong because “virtual” is a keyword in C++, but not Java.
Option D is wrong because “constant” is not a keyword. Constants in Java are marked static and final.
Option E is wrong because “include” is a keyword in C, but not in Java.
|3.||Which will legally declare, construct, and initialize an array?|
Answer: Option D
The only legal array declaration and assignment statement is Option D
Option A is wrong because it initializes an int array with String literals.
Option B is wrong because it use something other than curly braces for the initialization.
Option C is wrong because it provides initial values for only one dimension, although the declared array is a two-dimensional array.
|4.||Which is a reserved word in the Java programming language?|
Answer: Option B
The word “native” is a valid keyword, used to modify a method declaration.
Option A, D and E are not keywords. Option C is wrong because the keyword for subclassing in Java is extends, not ‘subclasses’.
|5.||Which is a valid keyword in java?|
Answer: Option A
interface is a valid keyword.
Option B is wrong because although “String” is a class type in Java, “string” is not a keyword.
Option C is wrong because “Float” is a class type. The keyword for the Java primitive is float.
Option D is wrong because “unsigned” is a keyword in C/C++ but not in Java.