Chapter 2: Problem 4
On paper, write a program that will display your name on the screen. Place a comment with today’s date at the top of the program. Test your program by entering, compiling, and running it.
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Chapter 2: Problem 4
On paper, write a program that will display your name on the screen. Place a comment with today’s date at the top of the program. Test your program by entering, compiling, and running it.
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Write statements that do the following: a) Declare a char variable named letter. b) Assign the letter A to the letter variable. c) Display the contents of the letter variable.
Every Java application program must have __________. a) a method named main b) more than one class definition c) one or more comments
Refer to the Java primitive data types listed in Table 2-5 for this question. a) If a variable needs to hold whole numbers in the range 32 to 6,000, what primitive data type would be best? b) If a variable needs to hold whole numbers in the range –40,000 to +40,000, what primitive data type would be best? c) Which of the following literals use more memory? 22.1 or 22.1F?
On paper, write a program that will display your name on the first line; your street address on the second line; your city, state, and ZIP code on the third line; and your telephone number on the fourth line. Place a comment with today’s date at the top of the program. Test your program by entering, compiling, and running it.
Is the variable name Sales the same as sales? Why or why not?
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