Chapter 2, Problem 1WDT

Program Plan Intro

Rules of naming controls:

• The rules to be followed while naming controls are as follows:
  • The name shouldn’t include any spaces.
  • The first character must be chosen from the alphabet “a” to “z” or “A” to “Z” or the underscore symbol “_”.
  • After the first character, the letters from “a” to “z” or “A” to “Z” or the underscore symbol “_” or the digits from “0” to “9” can be used.
• Control names are also termed as identifiers.
• The ambiguity present in the project can be reduced by following the above rules.

Explanation of Solution

2.

2001sales:

• According to the rule:
  • The first character must be chosen from the alphabet “a” to “z”...

Explanation of Solution

3.

lblUser Age:

• According to the rule:
  • The name shoul...

Explanation of Solution

4.

txtName/Address:

• According to the rules:
  • The first character must be chosen from the alphabet “a” to “z” or “A” to “Z” or the underscore symbol “_”...

Explanation of Solution

5.

btnCalcSubtotal:

• According to the rules:
  • The name shouldn’t include any spaces.
  • The first character must be chosen fro...