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To declare a constant PI, you write: final static PI = 3.14159; final...
1) Which of the following is the name of a local variable in the Strange class...
1) Which of the following is the name of a local variable in the
Strange class below?
public class Strange{
public static final int MAX = 5;
public static void unknown(){
int number = 0;
for (int i = MAX; i >= 1; i--)
number += i * i;
System.out.println(number);
}
public static void main(String[] a){
unknown();
}
}
a) Strange
b)
int
c)
MAX
d)
number
e)
main
2) Which of the following is NOT a method of the...
Specification Modify a Java application that prints the value of the mathematical constant Pi. Copy the...
Specification Modify a Java application that prints the value of the mathematical constant Pi. Copy the PiDay.java program and do the following: implement the abstract methods that are declared in abstract class Number; implement the two methods marked "TBI (To Be Implemented)" in PiDay.java; answer the three questions/exercises presented in the program's file comment block. ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- /* * PiDay is-a a Number. * * @creator gdt * @created 02017.02.26 * @updated 02019.01.30 * * Answer the following questions here in...
Questions are Object Oriented Programming with C++ related 1. Write a syntax to declare a static...
Questions are Object Oriented Programming with C++ related 1. Write a syntax to declare a static data member named count of a class named Base. 2. Can polymorphism be used with protected inheritance in C++? why or why not? 3. With a given code, how will you check whether the code applies polymorphism correctly?
Question 1 (5 points) Question 1 Unsaved What is displayed on the console when running the...
Question 1 (5 points) Question 1 Unsaved What is displayed on the console when running the following program? public class Quiz2B { public static void main(String[] args) { try { System.out.println("Welcome to Java"); int i = 0; int y = 2 / i; System.out.println("Welcome to Java"); } catch (RuntimeException ex) { System.out.println("Welcome to Java"); } finally { System.out.println("End of the block"); } } } Question 1 options: The program displays Welcome to Java two times. The program displays Welcome to...
1. What is the output when you run printIn()? public static void main(String[] args) { if...
1. What is the output when you run printIn()? public static void main(String[] args) { if (true) { int num = 1; if (num > 0) { num++; } } int num = 1; addOne(num); num = num - 1 System.out.println(num); } public void addOne(int num) { num = num + 1; } 2. When creating an array for primitive data types, the default values are: a. Numeric type b. Char type c. Boolean type d. String type e. Float...
java This lab is intended to give you practice creating a class with a constructor method,...
java This lab is intended to give you practice creating a class with a constructor method, accessor methods, mutator methods, equals method , toString method and a equals method. In this lab you need to create two separate classes, one Student class and other Lab10 class. You need to define your instance variables, accessor methods, mutator methods, constructor, toString method and equals method in Student class. You need to create objects in Lab10 class which will have your main method...
Part 1 of 1 Question 1 of 5 2Points Constant types defined under classes need to...
Part 1 of 1 Question 1 of 5 2Points Constant types defined under classes need to be encapsulated. True False Reset Selection Question 2 of 5 2Points A user defined Java class usually is meant to be a template. True False Reset Selection Question 3 of 5 2Points Which of the following statements should be used to declare a variable under a Java class? O A. String name; OB. public int age; C. public static double PI; D. private char...
Java I just need the answer to the questions, not the whole implemented code please You have an object of the RandomAccessFile class named empRaf. It refers to a physical file that contains a company&...
Java I just need the answer to the questions, not the whole implemented code please You have an object of the RandomAccessFile class named empRaf. It refers to a physical file that contains a company's employee records. Each employee record has: an int field named empID which points to its location in the file a 20 character last name a 15 character first_name a hire date stored as an int a 3 character job code The empID values begin at...
(TCO 1) The JVM executes a Java application by (Points : 6) executing the public static...
(TCO 1) The JVM executes a Java application by (Points : 6) executing the public static main method of the class. creating an object of the class and executing that object’s main method. executing the class constructor. compiling the Java code into byte code. (TCO 1) Which method call converts the value in variable stringVariable to a double? (Points : 6) Double.parseDouble( stringVariable ); Convert.toDouble( stringVariable ); Convert.parseDouble( stringVariable ); Float.parseFloat( stringVariable ); (TCO 1) Which of the following can...
Lab Objectives Be able to write methods Be able to call methods Be able to declare...
Lab Objectives Be able to write methods Be able to call methods Be able to declare arrays Be able to fill an array using a loop Be able to access and process data in an array Introduction Methods are commonly used to break a problem down into small manageable pieces. A large task can be broken down into smaller tasks (methods) that contain the details of how to complete that small task. The larger problem is then solved by implementing...
1) Which of the following is the name of a local variable in the
Strange class below?
public class Strange{
public static final int MAX = 5;
public static void unknown(){
int number = 0;
for (int i = MAX; i >= 1; i--)
number += i * i;
System.out.println(number);
}
public static void main(String[] a){
unknown();
}
}
a) Strange
b)
int
c)
MAX
d)
number
e)
main
2) Which of the following is NOT a method of the...
Part 1 of 1 Question 1 of 5 2Points Constant types defined under classes need to be encapsulated. True False Reset Selection Question 2 of 5 2Points A user defined Java class usually is meant to be a template. True False Reset Selection Question 3 of 5 2Points Which of the following statements should be used to declare a variable under a Java class? O A. String name; OB. public int age; C. public static double PI; D. private char...
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