77. The @ symbol denotes a Java Annotation. What a Java annotation does, is that it adds a special attribute to the variable, method, class, interface, or other language elements.
What does >>= mean in Java?
The >>> operator is the unsigned right bit-shift operator in Java. … The >> operator shifts a 1 bit into the most significant bit if it was a 1 , and the >>> shifts in a 0 regardless.
What is this symbol & in Java means?
Like the C programming language, Java uses the symbol && for the “and” operation on boolean values (true and false) and the symbol == for the equality operation on numbers. (The symbols & and = are used in C and Java for other purposes.)
What does this <> mean in Java?
It means that the angle bracket takes a generic type, say T, in the definition and any class as a parameter during the calling. The idea is to allow type (Integer, String, … etc and user-defined types) to be a parameter to methods, classes, and interfaces.
What is the meaning of >>?
>> is the signed right shift operator. It shifts a bit pattern to the right. The bit pattern is given by the left-hand operand, and the number of positions to shift by the right-hand operand. When you shift right two bits, you drop the two least significant bits. Let’s say, x = 00111011.
What is the most important feature of Java?
Java has a larger preferences contrasted with different programming languages. Java is simple to write, learn and understand. On the other it is more dynamic than any other available programming language.
What does \ s+ mean in Java?
\s+ – matches sequence of one or more whitespace characters.
What is difference between & and && in Java?
& is a bitwise operator and compares each operand bitwise. Whereas && is a logical AND operator and operates on boolean operands. … If both the operands are true, then the condition becomes true otherwise it is false.
What is the purpose of this in Java?
The this keyword refers to the current object in a method or constructor. The most common use of the this keyword is to eliminate the confusion between class attributes and parameters with the same name (because a class attribute is shadowed by a method or constructor parameter).
What is the difference between a method and a constructor?
A Constructor is a block of code that initializes a newly created object. A Method is a collection of statements which returns a value upon its execution. A Constructor can be used to initialize an object. A Method consists of Java code to be executed.
What does greater than mean in text?
> is a symbol that means “greater than.” In math, it shows one value is larger than another (4 > 3). It can also conveniently stand in for the phrase greater than in casual writing (triceratops > T-rex, which it is, folks). On the internet, > is also shorthand for “implying,” used to mock people online.
What is the meaning of 3 in chat?
<3. means "love."
Who said the phrase it is what it is?
According to the New York Times, the phrase it is what it is appeared as early as an 1949 article by J.E. Lawrence in The Nebraska State Journal. Lawrence used the phrase when describing the difficulty faced during frontier-era life in Nebraska: “New land is harsh, and vigorous, and sturdy.
What are the powerful features of Java?
- Object Oriented. In Java, everything is an Object.
- Platform Independent.
Which is the feature of Java?
Java is guaranteed to be write-once, run-anywhere language. On compilation Java program is compiled into bytecode. This bytecode is platform independent and can be run on any machine, plus this bytecode format also provide security. Any machine with Java Runtime Environment can run Java Programs.
Which is not feature of Java?
Hence, the correct answer is option (a). 2) Which of the following is not a Java features? Explanation: The Java language does not support pointers; some of the major reasons are listed below: One of the major factors of not using pointers in Java is security concerns.