--%>
Assignment Help - homework help

Difference between collection and arrays

Write the difference between collection and arrays?

E

Expert

Verified

a.) Array:

  • In this one need to give the size of the array during its declaration.
  • Array could not be adjusted dynamically.
  • The members of the array must be of the similar data type.


b.) Collection:

  • The size of the collection can be resized dynamically, according to the user's requirement.
  • Collection does not have permanent size.
  • It could have elements of dissimilar types.

 

   Related Questions in Programming Languages

  • Q : Explain One Dimensional array One

    One Dimensional array:1) An array is a continuous memory location having similar kind of data in a single row or single column. Declaration in c++ is as under: const int size = 20;int a[size] or int a[2

    		•
  • Q : Explain Singleton pattern Singleton

    Singleton pattern: It is a pattern which permits us to make sure that only a single instance of a specific class exists at any one time. Such an instance is termed as singleton. The pattern can as well be employed whenever instances would have no excl

    		•
  • Q : Explain Test Object Model Define the

    Define the terms Test Object Model, Test Object and Run-Time object?

    		•
  • Q : What is Java What is Java: It is a

    What is Java: It is a portable high level programming language introduced by Sun Microsystems.

    		•
  • Q : Explain Array initializer Array

    Array initializer: This is an initializer for an array. The initializer takes the position of separate creation and initialization steps. For example, the initializer int[] pair = { 4, 2, };

    Q : Explain the way to enter element content

    Explain the way to enter element content.

    		•
  • Q : What are Logical operators Logical

    Logical operators: The operators, like &&, ||, &, | and ^ which take two Boolean operands and generate a Boolean outcome. Employed as part of a Boolean expression, frequently in the condition of the control structure.

    		•
  • Q : Explain Return type Return type : It is

    Return type: It is the declared type of a method, appearing instantly before the method name, like void in     public static void main(String[] args)    or Point[] in 

    		•
  • Q : State the term DOM and how does this

    State the term DOM and how does this relate to XML?

    		•
  • Q : Define the term Writer class Writer

    Writer class: It is a sub class of the Writer abstract, stated in the java.io package. The writer classes translate output from Unicode to the host-dependent character set encoding.

    		•