Top answers

All subjects
All levels

What is the denary equivalent of the hexadecimal number A7?

Let's start by looking at the denary (i.e. base 10) number system. In base 10, you have a column for each digit in a number.

For example, with the number 5,867 you have a...

HB
Answered by Henry B. Computing tutor
24735 Views

What is method "Overloading" in object-oriented programming (OOP) ?

Method or function overloading allows a method with the same name to be declared more than once given that they have different input parameters.
For example, there is a method to calculate the area o...

AS
Answered by Argha S. Computing tutor
26853 Views

What is an OOP (Object Oriented Programming) language?

Type of programming that concerns the use of objects based on classes. Classes consist of methods and data structures and are available to all subclasses and objects based on the parent class. Objects and...

CD
Answered by Chris D. Computing tutor
4611 Views

What is the difference between local and global variables?

Local variables are defined within a subroutine. Their scope/visibility ends when the cursor leaves the subroutine.
Global variables on the other hand are variables that exist outside of all the subr...

CD
Answered by Chris D. Computing tutor
8231 Views

What is the difference between validation and verification?

Array:A data structure that stores a list of values of the same data type. It is possible to input and output values or process an entire array using a For Next Loop. Each element has an index to specify ...

CD
Answered by Chris D. Computing tutor
3039 Views

We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning