Questions and Answers of Java Programming 8th

Write an application that stores at least five different department and supervisor names in a two-dimensional array. Allow the user to enter a department name (such as “Marketing”) and display
a. Write an application containing an array of 20 String values, and display them in ascending order. Save the file as StringSort.java.b. Write an application that accepts any number of String values
a. Write an application that accepts up to 10 Strings, or fewer if the user enters a terminating value. Divide the entered Strings into two lists—one for short Strings that are 10 characters or
Allow a user to enter any number of double values up to 20. The user should enter 99999 to quit entering numbers. Display an error message if the user quits without entering any numbers; otherwise,
Write an application that stores 12 integers in an array. Display the integers from first to last, and then display the integers from last to first. Save the file as TwelveInts.java.
Write an application that prompts a user for a full name and street address and constructs an ID from the user’s initials and numeric part of the address. For example, the user William Henry
If String movie = new String("West Side Story");, the value of movie.indexOf(′s′) is ___________.a. Trueb. Falsec. 2d. 3
What does the following statement output?for(b = 1; b > 3; ++b) System.out.print(b + " ");a. 1 1 1b. 1 2 3c. 1 2 3 4d. Nothing
What does the following statement output?for(a = 0; a < 5; ++a) System.out.print(a + " ");a. 0 0 0 0 0b. 0 1 2 3 4c. 0 1 2 3 4 5d. Nothing
Assume that the population of Mexico is 121 million and that the population increases 1.01 percent annually. Assume that the population of the United States is 315 million and that the population is
Write an application that computes a business’s potential profits each year for 20 years using the following assumptions: (1) Gross profit in the first year is projected to be $20,000. (2) Expenses
Write an application that allows a user to enter any number of student test scores until the user enters 999. If the score entered is less than 0 or more than 100, display\ an appropriate message and
What is the output of the following code?e = 1;while(e < 4); System.out.print(e + " ");a. Nothingb. 1 1 1 1 1 1...c. 1 2 3 4d. 4 4 4 4 4 4...
What is the output of the following code?b = 1;while(b < 4){ System.out.print(b + " "); b = b + 1;}a. 1b. 1 2 3c. 1 2 3 4d. 1 1 1 1 1...
What is the output of the following code?b = 1;while(b < 4)System.out.print(b + " ");a. 1b. 1 2 3c. 1 2 3 4d. 1 1 1 1 1 1...
a. Write an application that counts by three from 3 through 300 inclusive, and that starts a new line after every multiple of 30 (30, 60, 90, and so on). Save the file as CountByThrees.java.b. Modify
When you execute the CompareLoopTimes program shown in Figure 6-29, you will occasionally see a negative number output when the nanoseconds values retrieved fall in different seconds. Modify the
Which of the following has the lowest precedence?a. <b. ==c. &&d. ||
What is the output of the following code segment?t = 0;if(t > 7) System.out.print("AAA"); System.out.print("BBB");a. AAAb. BBBc. AAABBBd. Nothing
Create an Automobile class for a dealership. Include fields for an ID number, make, model, color, year, and miles per gallon. Include get and set methods for each field. Do not allow the ID to be
What is the output of the following code segment?t = 10;if(t > 7){ System.out.print("AAA"); System.out.print("BBB");}a. AAAb. BBBc. AAABBBd. Nothing
Write a program for Horizon Phones, a provider of cellular phone service. Prompt a user for maximum monthly values for talk minutes used, text messages sent, and gigabytes of data used, and then
Caitlyn’s Crafty Creations computes a retail price for each product as the cost of materials plus $12 multiplied by the number of hours of work required to create the product, plus $7 shipping and
There are 2.54 centimeters in an inch, and there are 3.7854 liters in a U.S. gallon. Create a class named MetricConversion. Its main() method accepts an integer value from a user at the keyboard, and
Travel Tickets Company sells tickets for airlines, tours, and other travel-related services. Because ticket agents frequently mistype long ticket numbers, Travel Tickets has asked you to write an
Which Java statement produces the following output?wxyza. System.out.println("wxyz");b. System.out.println("w" + "xyz");c. System.out.println("w\nxyz");d. System.out.println("w\nx\ny\nz");
After you write and save a Java application file, you _____________ it.a. Interpret and then compileb. Interpret and then executec. Compile and then resaved. Compile and then interpret
Java is architecturally _____________.a. Specificb. Orientedc. Neutrald. Abstract
Write, compile, and test a class that displays at least four lines of your favorite song. Save the class as FavoriteSong.java.
Name at least three classes to which each of these objects might belong:a. MySchoolPlaygroundb. ShrimpAlfredoc. GrandmasRockingChair
Name at least three real-life objects that are instances of each of the following classes:a. Movieb. Teamc. Musician
Name at least three attributes that might be appropriate for each of the following classes:a. Classroomb. InsurancePolicyc. CreditCardBill

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