Questions and Answers of Building Java Programs A Back to Basics Approach

Write nested for loops to produce the following output:1223334444555556666667777777
Which of the following choices is the correct syntax for declaring a real number variable named grade and initializing its value to 4.0 ?a. int grade: 4.0;b. grade = double 4.0;c. double grade =
Write a program that produces the following rocket ship figure as its output using nested for loops. Use a class constant to make it possible to change the size of the rocket (the following output
Write nested for loops to produce the following output: 4 2.
Write a program that produces the following figure (which vaguely resembles the Seattle Space Needle) as its output using nested for loops. Use a class constant to make it possible to change the size
Write nested for loops to produce the following output: 1 22 333 4444 55555
Imagine you are writing a program that stores a student’s year (Freshman, Sophomore, Junior, or Senior), the number of courses the student is taking, and his or her GPA on a 4.0 scale. Declare
Write a program that produces the following figure (which vaguely resembles a textbook) as its output using nested for loops. Use a class constant to make it possible to change the size of the figure
Write nested for loops to produce the following output, with each line 40 characters wide: 1122334455667788990011223344556677889900
Suppose you have an int variable called number . What Java expression produces the last digit of the number (the 1s place)?
The following program contains 9 mistakes! What are they? public class Oops2 { 2. public static void main (String [] args) { 3 int x; 4 System.out.println ("x is" x); int x = 15.2; // set x to 15.2
Modify your code from the previous exercise so that it could easily be modified to display a different range of numbers (instead of 1234567890 ) and a different number of repetitions of those numbers
Suppose you have an int variable called number . What Java expression produces the second-to-last digit of the number (the 10s place)? What expression produces the third-to-last digit of the number
Write nested for loops that produce the following output:000111222333444555666777888999000111222333444555666777888999000111222333444555666777888999
What is the value of variable x after the following code executes?int x = 3;x = x + 2;x = x + x;a. 3b. 5c. 7d. 10e. 12
Modify the code so that it now produces the following
Modify the code so that it now produces the following
What are the values of first and second at the end of the following code? How would you describe the net effect of the code statements in this exercise?int first = 8;int second = 19;first = first +
Write a method called printDesign that produces the following output. Use nested for loops to capture the structure of the figure. -----1 ----333-- ---55555--- --7777777-- -999999999-
Write a Java program called SlashFigure that produces the following output. Use nested for loops to capture the structure of the figure. !!!!!!!!!!!!!!!!!!!!!! 1\!!!!!!!!!!!!!!!!!!//
Modify your SlashFigure program from the previous exercise to become a new program called SlashFigure2 that uses a global constant for the figure’s height. (You may want to make loop tables first.)
Write a pseudocode algorithm that will produce the following figure as output: 十===+===+ +===+===+ +===+===+
Suppose you have a real number variable . Write a Java expression that computes the following value while using the * operator only four times:y = 12.3x4 − 9.1x3 + 19.3x2 − 4.6x + 34.2
Modify your StarFigure program from the previous exercise to become a new program named StarFigure2 that uses a global constant for the figure’s height. (You may want to make loop tables first.)
Complete the following code, replacing the "FINISH ME" parts with your own code:to produce the following output:2 times 1 = 22 times 2 = 42 times 3 = 62 times 4 = 8 public class Count2 { public
Assume that you have a variable called count that will take on the values 1 , 2 , 3 , 4 , and so on. You are going to formulate expressions in terms of count that will yield different sequences. For
Write a program called TwoRectangles that uses two integer class constants called WIDTH and HEIGHT to draw two rectangles of stars of the given dimensions. The first rectangle should be flush left,
What is the output of the following oddStuff method? public static void oddStuff() { int number 4; for (int count 1; count
What is the output of the following loop? int total 25; for (int number 1; number
What is the output of the following loop? System.out..print ("T-minus "); for (int i = 5; i >= 1; i--) { System.out.print (i + ", "); } System.out..println ("Blastoff!");
What is the output of the following sequence of loops? for (int i 1; i
What is the output of the following sequence of loops? Notice that the code is the same as that in the previous exercise, except that the placement of the braces has changed. for (int i = 1; i
What is the output of the following sequence of loops? Notice that the code is the same as that in the previous exercise, except that the placement of the braces has changed. for (int i = 1; i
Suppose that you are trying to write a program that produces the following output:1 3 5 7 9 11 13 15 17 19 211 3 5 7 9 11The following program is an attempt at a solution, but it contains four major
What is the output of the following unknown method? public class Strange { public static final int MAX 5; 3 4 public static void unknown () { int number = 0; 7 for (int count MAX; count >= 1;
Suppose that you have a variable called line that will take on the values 1, 2, 3, 4, and so on, and a class constant named SIZE that takes one of two values. You are going to formulate expressions
Write a table that determines the expressions for the number of each type of character on each of the 6 lines in the following output. !!!!!!!!!!!!!!!!!!!!!! 1\!!!!!!!!!!!!!!!!!!//
Suppose that a program has been written that produces the output shown in the previous problem. Now the author wants the program to be scalable using a class constant called SIZEThe previous output
Write a Java program called DollarFigure that produces the following output. Use nested for loops to capture the structure of the figure. ** **** **** %24 %24 %24 %24 %24 %24 %24 %24 %24 %24 %24 %24
What is the output of the following loop? for (int i = 1; i
What is the output of the following loop? System.out.println ("+---+"); for (int i = 1; i

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