Test Bank for Java Programming Exam Solution Manual Fully Solved Latest 2025

Test Bank for Java Programming Exam Solution Manual Fully Solved Latest 2025 ________ represents an entity in the real world that can be distinctly identified. - Answers An Object ________ is a construct that defines objects of the same type. - Answers A class An object is an instance of a ________ - Answers class The keyword ________ is required to declare a class. - Answers class ________ is invoked to create an object. - Answers A constructor The default value for data field of a boolean type, numeric type, object type is ________, respectively - Answers false, 0, null public class Test{ int x; public Test(String t){ Sln("Test"); } public static void main(String[] args){ Test test = new Test(); Sln(test.x); } } - Answers The program has a compile error because Test does not have a default constructor Java assigns a default value to a date member of a class if the data is not initialized - Answers True The default constructor has no arguments - Answers True You can access a class variable using a syntax like objectNVariable or ClassNVariable - Answers True Which one of the following statements are correct - Answers char[][] charArray = {{'a','b'}, {'c','d'}} Assume double[][] x = new double[4][5], what are h and x[2].length? - Answers 4 and 5 What is the index variable for the element at the first row and first column in array a? - Answers a[0][0] ___is the physical aspect of the computer that can be seen - Answers hardware How many Elements are array matrix (int[][] matrix = new int[5][5])? - Answers 25 Assume int[][][] x = new char [2][5][3], how many elements are there in the array? - Answers 30 What is the printout of the following program? program public class Test{ public static void main(String[] args){ int[][] values = {{3, 4, 5, 2}, {33, 6, 1, 2}}; for (int row = 0; row h; row++){ .A(Values[row].length; column++); S(values[row][column]+" "); Sln(); } } } - Answers The program prints two rows 1 3 4 5 followed by 1 2 6 33 What is the output for the following code? public class test{ public static void main(String[] args){ int[][] matrix = {{1, 2, 3, 4}, {4, 5, 6, 7,}, {8, 9, 10, 11}' {12, 13, 14, 15}}; for (int i=0; i 4; i++) S(matrix[i][1] + " "); } } - Answers 2 5 9 13 analyze the following code: int[][] matrix = new int[5][5]; for (int column = 0; column matrix[4].length; column++) matrix[4][column] = 10; - Answers After the loop the last row of the matrix is 10, 10, 10, 10, 10 Assume boolean[][] x = new boolean[5][7], what are h and x[2].length? - Answers 5 and 7 One byte has___bits - Answers 8 java was originally developed by a team led by James Gosling at Sun Microsystems - Answers true a java program block starts with an open brace ({) and ends with a closing brace (}) - Answers true ___is the java assignment operator - Answers = which of the following expression results in a value 1 - Answers 37 % 6 -24 % 5 is - Answers -4 the expression 4 + 20 / (3-1) * 2 is evaluates to - Answers 24 what is the value of (double)(5/2) - Answers 2.0 to assign a double variable d to an int variable x, you write - Answers x=(int)d; the equal comparison operator in java is - Answers == which of the following code displays the area of a circle if the radius is positive - Answers if (radius 0) ln(radius * radius * 3.14159); analyze the following code boolean even = false; if (even = true) { ln("It is even!"); - Answers the program runs fine and displays It is even!. what is y after the following switch statement int x= 0; int y = 0; switch (x + 1) {