Starting Out with Java: From Control Structures through Objects (7th Edition) (What's New in Computer Science)
7th Edition
ISBN: 9780134802213
Author: Tony Gaddis
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 4.11, Problem 4.24CP
Assume x is an int variable, and rand references a Random object. What does the following statement do?
x = rand.nextInt();
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
PLEASE HELP ME! ?
Maximize and use alternative method to this code!
package com.btech.pf101;
import java.io.bufferedreader;
import java.io.inputstreamreader;
import java.util.calendar;
import java.util.date;
public class pawnshopcode {
private static final bufferedreader br = new bufferedreader(new inputstreamreader(system.in));
private static string name;
private static int age;
private static string address;
private static string contactno;
private static int itemtype;
private static string itemtypename;
private static final int itemtype_gagdet = 1;
private static final int itemtype_jewelry = 2;
private static final int itemtype_musicinstrument = 3;
private static final int itemtype_homeequipment = 4;
private static final int itemtype_landtitle = 5;
private static string itemdescription;
private static int periodtype;
private static string periodtypename;
private static final int periodtype_days = 1;
private…
Int cube ( int x){ // returns cube of x : return x.x.x. :)*
O False
True
Make a declaration that sets the object's monthlyPay reference variable.array that can hold decimal numbers
Chapter 4 Solutions
Starting Out with Java: From Control Structures through Objects (7th Edition) (What's New in Computer Science)
Ch. 4.1 - What will the following program segments display?...Ch. 4.2 - How many times will Hello World be printed in the...Ch. 4.2 - How many times will I love Java programming! be...Ch. 4.3 - Write an input validation loop that asks the user...Ch. 4.3 - Write an input validation loop that asks the user...Ch. 4.3 - Write an input validation loop that asks the user...Ch. 4.5 - Name the three expressions that appear inside the...Ch. 4.5 - You want to write a for loop that displays I love...Ch. 4.5 - What will the following program segments display?...Ch. 4.5 - Write a for loop that displays your name 10 times.
Ch. 4.5 - Write a for loop that displays all of the odd...Ch. 4.5 - Write a for loop that displays every fifth number,...Ch. 4.6 - Write a for loop that repeats seven times, asking...Ch. 4.6 - In the following program segment, which variable...Ch. 4.6 - Prob. 4.15CPCh. 4.10 - What is the difference between an input file and...Ch. 4.10 - What import statement will you need in a program...Ch. 4.10 - What class do you use to write data to a file?Ch. 4.10 - Write code that does the following: opens a file...Ch. 4.10 - What classes do you use to read data from a file?Ch. 4.10 - Write code that does the following: opens a file...Ch. 4.10 - You are opening an existing file for output. How...Ch. 4.10 - What clause must you write in the header of a...Ch. 4.11 - Assume x is an int variable, and rand references a...Ch. 4.11 - Assume x is an int variable, and rand references a...Ch. 4.11 - Assume x is an int variable, and rand references a...Ch. 4.11 - Assume x is a double variable, and rand references...Ch. 4 - What will the println statement in the following...Ch. 4 - Prob. 2MCCh. 4 - Prob. 3MCCh. 4 - What is each repetition of a loop known as? a....Ch. 4 - This is a variable that controls the number of...Ch. 4 - The while loop is this type of loop. a. pretest b....Ch. 4 - The do-while loop is this type of loop. a. pretest...Ch. 4 - The for loop is this type of loop. a. pretest b....Ch. 4 - This type of loop has no way of ending and repeats...Ch. 4 - This type of loop always executes at least once....Ch. 4 - This expression is executed by the for loop only...Ch. 4 - Prob. 12MCCh. 4 - This is a special value that signals when there...Ch. 4 - To open a file for writing, you use the following...Ch. 4 - To open a file for reading, you use the following...Ch. 4 - Prob. 16MCCh. 4 - This class allows you to use the print and println...Ch. 4 - This class allows you to read a line from a file....Ch. 4 - True or False: The while loop is a pretest loop.Ch. 4 - True or False: The do-while loop is a pretest...Ch. 4 - True or False: The for loop is a posttest loop.Ch. 4 - True or False: It is not necessary to initialize...Ch. 4 - True or False: One limitation of the for loop is...Ch. 4 - True or False: A variable may be defined in the...Ch. 4 - True or False: In a nested loop, the inner loop...Ch. 4 - True or False: To calculate the total number of...Ch. 4 - // This code contains ERRORS! // It adds two...Ch. 4 - Prob. 2FTECh. 4 - // This code contains ERRORS! int choice, num1,...Ch. 4 - Prob. 4FTECh. 4 - Write a while loop that lets the user enter a...Ch. 4 - Write a do-whi1e loop that asks the user to enter...Ch. 4 - Write a for loop that displays the following set...Ch. 4 - Write a loop that asks the user to enter a number....Ch. 4 - Write a for loop that calculates the total of the...Ch. 4 - Write a nested loop that displays 10 rows of #...Ch. 4 - Convert the while loop in the following code to a...Ch. 4 - Convert the do-while loop in the following code to...Ch. 4 - Convert the following while loop to a for loop:...Ch. 4 - Convert the following for loop to a while loop:...Ch. 4 - Write an input validation loop that asks the user...Ch. 4 - Write an input validation loop that asks the user...Ch. 4 - Write nested loops to draw this pattern:Ch. 4 - Write nested loops to draw this pattern: ## # # #...Ch. 4 - Complete the following program so it displays a...Ch. 4 - Complete the following program so it performs the...Ch. 4 - Prob. 17AWCh. 4 - Prob. 18AWCh. 4 - Modify the code you wrote in Question 18 so it...Ch. 4 - Write code that opens a file named NumberList.txt...Ch. 4 - Prob. 1SACh. 4 - Why should you indent the statements in the body...Ch. 4 - Describe the difference between pretest loops and...Ch. 4 - Why are the statements in the body of a loop...Ch. 4 - Describe the difference between the while loop and...Ch. 4 - Which loop should you use in situations where you...Ch. 4 - Which loop should you use in situations where you...Ch. 4 - Which loop should you use when you know the number...Ch. 4 - Why is it critical that accumulator variables are...Ch. 4 - What is an infinite loop? Write the code for an...Ch. 4 - Describe a programming problem that would require...Ch. 4 - What does it mean to let the user control a loop?Ch. 4 - What is the advantage of using a sentinel?Ch. 4 - Prob. 14SACh. 4 - Describe a programming problem requiring the use...Ch. 4 - How does a file buffer increase a programs...Ch. 4 - Why should a program close a file when its...Ch. 4 - What is a files read position? Where is the read...Ch. 4 - When writing data to a file, what is the...Ch. 4 - What does the Scanner classs hasNext method return...Ch. 4 - What is a potential error that can occur when a...Ch. 4 - Prob. 22SACh. 4 - How do you open a file so that new data will be...Ch. 4 - Sum of Numbers Write a program that asks the user...Ch. 4 - Distance Traveled The distance a vehicle travels...Ch. 4 - Distance File Modify the program you wrote for...Ch. 4 - Pennies for Pay Write a program that calculates...Ch. 4 - Prob. 5PCCh. 4 - File Letter Counter Write a program that asks the...Ch. 4 - Hotel Occupancy A hotels occupancy rate is...Ch. 4 - Average Rainfall Write a program that uses nested...Ch. 4 - Population Write a program that will predict the...Ch. 4 - Largest and Smallest Write a program with a loop...Ch. 4 - Celsius to Fahrenheit Table Write a program that...Ch. 4 - Bar Chart Write a program that asks the user to...Ch. 4 - File Head Display Write a program that asks the...Ch. 4 - Line Numbers Write a program that asks the user...Ch. 4 - Uppercase File Converter Write a program that asks...Ch. 4 - Budget Analysis Write a program that asks the user...Ch. 4 - Random Number Guessing Game Write a program that...Ch. 4 - Random Number Guessing Game Enhancement Enhance...Ch. 4 - ESP Game Write a program that tests your ESP...Ch. 4 - Square Display Write a program that asks the user...Ch. 4 - Dice Game Write a program that plays a simple dice...Ch. 4 - Prob. 22PCCh. 4 - Personal Web Page Generator Write a program that...
Additional Engineering Textbook Solutions
Find more solutions based on key concepts
Drivers License Exam The local drivers license office has asked you to create an application that grades the wr...
Starting out with Visual C# (4th Edition)
Look at the following array definition: int values[10]; How many elements does the array have? What is the subs...
Starting Out with C++ from Control Structures to Objects (9th Edition)
Will the Java compiler translate a source file that contains syntax errors?
Starting Out with Java: Early Objects (6th Edition)
What Ada construct provides support for abstract data types?
Concepts Of Programming Languages
For each of the following activities, give a PEAS description of the task environment and characterize it in te...
Artificial Intelligence: A Modern Approach
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.Similar questions
- var type = "swimming"; 6. 6. 5. "wednesday"; var day var duration = 50; var laps var location = "YMCA"; %3D 20; 6. How many of the variables in the code store strings?arrow_forward(Difficulty Level 3)In the game Flick Fleet, players undertake space combat by flicking a six sided die at other ships. There is an object called SpaceShip, where ships have a type corresponding to: Destroyer, Cruiser, Bomber, or Fighter. This object has a method called: get_ship_type(): Returns a string that corresponds to the type of ship (e.g. "Destroyer", "Cruiser", "Bomber" or "Fighter") Each ship has different regions that have a corresponding number between 1 and 5. Fighter - Hull (1), Engines (2) Bomber - Hull (1), Engines (2), Shield Generator (3) Cruiser - Hull (1), Engines (2), Shield Generator (3), Defense Grid (4) Destroyer - Hull (1), Engines (2), Shield Generator (3), Defense Grid (4), Engineering (5) Write a function called laser_attack that takes in as its parameters a ship of type Ship, and an integer value between 1 and 6. This function should return true if the number passed in the second parameter corresponds to a region possessed by the ship…arrow_forwardvar adventurersName = ["George", " Tim", " Sarah", " Mike", " Edward"];var adventurersKilled = 3;var survivors;var leader = "Captain Thomas King";var numberOfAdventurers = adventurersName.length; survivors = numberOfAdventurers - adventurersKilled; console.log("Welcome to The God Among Us\n");console.log("A group of adventurers began their search for the mystical god said to live among us. In charge of the squad was " + leader + " who was famous for his past exploits. Along the way, the group of comrades were attacked by the god's loyal followers. The adventurers fought with bravado and strength under the tutelage of "+ leader + " the followers were defeated but they still suffered great losses. After a headcount of the remaining squad, "+ adventurersKilled +" were found to be dead which left only " + survivors + " remaining survivors.\n"); console.log("Current Statistics :\n");console.log("Total Adventurers = " + numberOfAdventurers);console.log("Total Killed = " +…arrow_forward
- Homework - identical arrays for one-dimensional: Write a test program which prompts a user to enter the size of two arrays as well as to fill their elements. After that, the program checks the same contents of the elements of the two arrays. If these arrays are equal, the program displays message which is "The two arrays are identical". If not equal, displaying "The two arrays are not identical". Write an equals method that reads two arrays and displays these messages above.arrow_forwardWhat is the final value of y? int x = 4; 6; int y if (x < 10) { if (y < 5) { y = y + 1; } } else { } y = 7; } else { y = y + 10;arrow_forwardWrite a line of code that declares an object passingGrade that stores a single int value and instantiates it with a random integer between 60 and 100.(Initialize with autoboxingarrow_forward
- A struct to store a single playing card is as follows: struct card { char suit; char kind; }; The valid suits are 'S', 'H', 'D' and 'C', while the valid kinds are 'A', '2', '3', '4', '5', '6', '7', '8', '9', 'T', 'J', 'Q', and 'K'. A poker hand can be stored as an array of five struct cards. A flush is a hand that contains five cards, all of the same suit. Write a function that returns 1, if the poker hand passed to it has five cards of the same suit, and 0 otherwise. int isFlush(struct card hand[]); int isFlush(struct card hand[]) {arrow_forwardint a = 9; int c = 6; int d = 6; boolean m; if (a==c && c != d) { m = true}; What is the value of m? True False 6 9arrow_forwardAnalyze the following code: int x = 0;int y = ((x < 100) && (x > 0)) ? 1: -1; The code has syntax error. y becomes 1 after the code is executed. y becomes -1 after the code is executed. The code has run time error.arrow_forward
- What does a Random object’s Next method return?arrow_forward- Challenge Activity 1: Stadium Seating Revenue Calculation Tool There are three seating categories at a stadium. Class A seats cost $20, Class B seats cost $15, and Class C seats cost $10. Write a program (a GUI program) ON *PYTHON*that asks how many tickets for each class of seats were sold, then displays the amount of income generated from ticket sales.arrow_forwardDon't use AI.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
EBK JAVA PROGRAMMINGComputer ScienceISBN:9781337671385Author:FARRELLPublisher:CENGAGE LEARNING - CONSIGNMENT
EBK JAVA PROGRAMMING
Computer Science
ISBN:9781337671385
Author:FARRELL
Publisher:CENGAGE LEARNING - CONSIGNMENT
Java random numbers; Author: Bro code;https://www.youtube.com/watch?v=VMZLPl16P5c;License: Standard YouTube License, CC-BY