--%>

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 : Print the factors of each perfect number

    An integer number is said to be a perfect number if its factors, including 1 (but not the number itself), sum to be the number. For example, 6 is a perfect number because 6 = 1+ 2+ 3. Write a function perfect that determines if parameter number is a perfect number. Us

  • Q : Explain Do loop Do loop : This is one

    Do loop: This is one of Java's three control structures employed for looping. The other two are the for loop and while loop. A do loop comprises of a loop body and a Boolean expression. The condition is tested subsequent to the loop body has been fini

  • 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 : State the term VHDL or Verilog State

    State the term VHDL or Verilog? Answer: VHDL is extremely high speep integrated chips hardware descripted language as well as verilog is use to verify logic.

  • Q : Explain Global variable Global variable

    Global variable: It is a phenomenon which is more generally regarded as being a trouble in structured programming languages than in object-oriented languages. In structured programming language, like C or Pascal, a global variable is one stated outsid

  • Q : Cmp and diff commands Explain the

    Explain the difference between” cmp” and “diff” commands?

  • Q : Define Java virtual machine or JVM

    Define Java virtual machine (JVM): A Java Virtual Machine (JVM) is an abstract computing machine, or virtual machine (set of computer software programs and data structures) which is a platform-independent execution environment that converts Java bytec

  • Q : Reads a line of text and tests whether

    palindrome.asm -- reads a line of text and tests whether it is a palindrome. ## Register usage: ## $t1 - A. ## $t2 - B. ## $t3 - the character *A. ## $t4 - the character *B. ## $v0 - syscall parameter / return values. ## $a0 - s

  • Q : What is BLAST in program model checking

    What is BLAST in program model checking: The abbreviation is Berkeley Lazy Abstraction Software Verification Tool (BLAST) is a software model checker for C programs. The main goal of BLAST (BLAST website) is to be able to check that software satisfies

  • Q : Define several features of XQuery

    Define several features of XQuery?