Apex Programming : Level-4

This video explains the If Else statement.

Topics covered in this video are-

1. Introduction to If Else

2. Syntax of If Else

3. Points to consider

4. Practical Explanation

• Program to find Single Digit Number

• Program to find Even-Odd Number

• Program to find Divisibility by 5

This video explains the Nested If Else statement.

Topics covered in this video are-

1. Introduction to Nested If-Else

2. Syntax of Nested If-Else

3. Practical Explanation

• Program to find the largest of three numbers

• Program to find the largest of three numbers with Conditional Operator

• Program to find percentage and division with multiple ifs

• Program to find percentage and division with Nested if-else

This video explains the If Else If Ladder.

Topics covered in this video are-

1. Introduction to If-Else-If Ladder

2. Syntax of If-Else-If Ladder

3. Practical Explanation

• Program to find percentage and division with if-else-if ladder

• Program to find the largest of three numbers

This video explains the Switch Statement.

Topics covered in this video are-

1. Introduction to Switch Statement

2. Syntax of Switch Statement

3. Points to consider

4. Practical Explanation

• Program to print the name of the day as per day number

• Program to print the number of days of the month and year entered

This video explains the Switch Statement.

Topics covered in this video are-

1. Switch with SObject

2. Switch with Enum

3. Points to consider

4. Practical Explanation

• Program to work with SObject without Switch

• Program to work with SObject with help of Switch

• Program to work with Enum with help of Switch

This video explains some example programs.

Programs covered in this video are-

1. Program to calculate and print coach fare as per the coach name.

2. Program to calculate and print total cost after applying the discount.

3. Program to calculate and print electricity bill per unit consumed.

This video explains the Practice Exercise provided for this section.

This video explains the While Loop.

Topics covered in this video are-

1. Introduction to While Loop

2. Syntax of While Loop

3. Example of While Loop

4. Practical Explanation

• Program to print Mathematical Table of the passed number

• Program to print the digits of the passed number

• Program to show an example of an Infinite Loop

This video explains the Do-While Loop.

Topics covered in this video are-

1. Introduction to Do-While Loop

2. Syntax of Do-While Loop

3. Program Logic Explanation

4. Practical Explanation

• Program to print Reverse of the entered number

• Program to show the speciality of Do-While

This video explains the For Loop.

Topics covered in this video are-

1. Introduction to For Loop

2. Syntax of For Loop

3. Working methodology of For

4. Practical Explanation

• Program to print square and cube roots of numbers within a range

• Program to show multiple initialization with a for loop

This video explains Iterating Collection with For Loop.

Topics covered in this video are-

1. Introduction to Iterating Collection with For Loop

2. Syntax of Iterating Collection with For Loop

3. Modifying Collection while Iterating

4. Removing Collection elements while iterating

5. Practical Explanation

• Program to Iterate over a collection

• Program to show error modifying collection while iterating

• Program to show how to modify the collection while iterating

• Program to show how to remove collection elements while iterating

This video explains Break and Continue keywords.

Topics covered in this video are-

1. Introduction to Break Statement

2. Introduction to Continue Statement

3. Practical Explanation

• Program to introduce break keyword

• Program to introduce continue keyword

• Program to show break in a nested loop

• Program to show continue in a nested loop

This video explains some example programs.

Programs covered in this video are-

1. Program to print whether the passed number is Prime or not.

2. Program to print whether the passed number is Prime or not with a more efficient approach.

3. Program to print all the prime numbers within a range.

4. Program to print all the palindrome numbers within a range.

This video explains some example programs.

Programs covered in this video are-

1. Program to print whether the passed number is a Perfect Number or not.

2. Program to print all the duck numbers within a range.

3. Program to print a list of numbers divisible by 5 from a list passed as a parameter.

This video explains the Practice Exercise provided for this section.