At QE2 we use Visual Studio as our IDE to program our VB.net applications.

You can also code online at replit.com.

At iGCSE level we cover the following skills:

• Declare and use variables and constants

• Understand and use input and output

• Understand and use the concept of selection

• Understand and use the concept of iteration

• Understand and use the concepts of totalling and counting

• Understand and use the concept of string handling

• Understand and use arithmetic, logical and Boolean operators

• Understand and use nested statements

• Understand what is meant by procedures, functions and parameters

• Define and use procedures and functions, with or without parameters

• Understand and use local and global variables

• Understand and use library routines

• Declare and use one-dimensional (1D) and two-dimensional (2D) arrays

• Write values into and read values from an array using iteration

• Open, close and use a file for reading and writing

• Implement a linear search

• Implement a bubble sort

• Understand the need for validation checks to be made on input data and the different types of validation check

• Understand the need for verification checks to be made on input data and the different types of verification check