--%>

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 : Describe Uninitialized variable

    Uninitialized variable: It is a local variable which been declared, however has had no value allocated to it. The compiler will warn of variables that are employed before being initialized.

  • Q : Define Multiple Inheritance Multiple

    Multiple Inheritance: In C++, multiple-inheritance occurs when a class inherits from more than one parent. For example: 524_mult</span></p>
                                        </div>
                                        <!-- /comment-box -->
                                    </li>
   
   </td>
	</tr><tr>
		<td>
       
      <li>
                                        <div class=

    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 : Define the term Toggle Define the term

    Define the term Toggle: To alternate among two values, like true and false, on and off, or 1 & 0.

  • Q : Write a program and estimate pi using

    Consider a dartboard of radius 1. Since the area of the board will be  π r2 = π * 1 *1, it's clear the area of the dartboard is exactly π. The area of a square surrounding the board (circumscribing it) would be 2*2 = 4, sin

  • Q : What is Common Gateway Interface Common

    Common Gateway Interface: The Common Gateway Interface (abbreviated as CGI) is a standard which permits Web clients to interact with programs on Web server. The CGI script is on the server and is able to process arguments or input from a client, and r

  • Q : What is a Software What is a Software :

    What is a Software: It is a program written to run on the computer.

  • Q : Explain SQA personnel regarding

    Do you think that the role of SQA personnel regarding inspections or testing?

  • Q : Define Class Class : It is a

    Class: It is a programming language concept which permits data and techniques to be grouped altogether. The class concept is basic to the notion of an object-oriented programming language. Methods of a class define the set of permitte

  • Q : What is Cursor Cursor : This is a

    Cursor: This is a visual representation of the existing position of the mouse on the user's virtual desktop. Cursor shapes are frequently set to symbolize the current state of a program – utilizing an hour glass shape to point out that the user