Question: Write a program in Java. Q1. Write a program in Java to display the following message. The professor said, Please don't sleep in class Q2.

Write a program in Java. Write a program in Java. Q1. Write a program in Java to

Q1. Write a program in Java to display the following message. The professor said, Please don't sleep in class Q2. Write a program in Java to compute sum of two integers and display the result. Q3. Write a program in Java that computes sum of two octal integer constants (41 and 5) and display the result in decimal (result is 38). [study how to assign octal numbers to variable, if you have doubt you can ask me, but first try by yourself] Q4. Write a program in Java that computes sum of two hexadecimal integer constants (41 and 5) and display the result in decimal (result is 70). [study how to assign hexadecimal numbers to variable, if you have doubt you can ask me, but first try by yourself] Q5. Write a program in Java that calculates the area of a circle. a

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