--%>

Type promotion rule

Q. Explain type conversion rules for basic data types in java.

Ans. Type promotion rule: Java automatically each bits or short operant to int when evaluating an expression. As usual as the automatic promotions are, they can cause confusing compile time errors.

Type promotions rule: Java defines several types promotions rule:

1.      Byte and short values are promotes in your int.

2.      If one operand is long then whole operation is promoted to long.

3.      If one is float, then the expression will be float.

4.      If any is double, then result will be double.

 

 

 

   Related Questions in Programming Languages

  • Q : How can Login dialog accessed The web

    The web page I am testing displays the Login dialog. How can I access this dialog?

  • Q : What do you mean by program counter

    What do you mean by the term program counter? Write down its use?

  • Q : Illustrations of XML DTDs or schemas

    Give some illustrations of XML DTDs or schemas which you have?

  • Q : Uses of BYTE Write a program that shows

    Write a program that shows the uses of BYTE, WORD and DWORD?

  • Q : Explain Abstract Windowing Toolkit

    Abstract Windowing Toolkit: The Abstract Windowing Toolkit (AWT) offers a collection of classes which simplify the creation of applications with the GUI (graphical user interfaces). Such are to be found in the java.awt packages. Included are classes f

  • Q : Write a program that enters some text

    Write a program that enters some text into a char string called char text[100] and does the following: a) Calls a function called void vowels(char text[]) that prints out how many times each vowel (a/A, e/E, I/i, O/o, U/u) was foun

  • Q : Describe File system File system : The

    File system: The operating system makes it possible to utilize space on a computer's disk drives by imposing a structured file system on disk storage. Each and every file system contains its own conventions for the manner in which the files are named,

  • Q : Explain Package declaration Package

    Package declaration: It is a declaration employed to name a package. This should be the first item in the source file, preceding any import statements. For example,     pa

  • Q : ArrayLists I. The Assignment The

    I. The Assignment The Bashemin Parking Garage contains a single lane that can hold up to ten cars.  Arriving cars enter the garage at the rear and are parked in the empty space nearest to the front.  Departing cars exit only from the front.  If a cu