BigDecimal gives you control over how values are rounded. By default:
a. all calculations are approximate and no rounding occurs.
b. all calculations are approximate and rounding occurs.
c. all calculations are exact and no rounding occurs.
d. all calculations are exact and rounding occurs.
c. all calculations are exact and no rounding occurs.
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In the implementation file for a class name myClass, you have the following statement:
void myClass::display() { //code here } What does the :: mean here?
Arrays static method ________ fills an array with values produced by a generator function that receives an int and returns a value of type int, long or double.
a. parallelFill b. parallelFillAll c. generateAll d. parallelSetAll
In database terminology, a link between two tables is called a(n) ____________________.
Fill in the blank(s) with the appropriate word(s).
Analyze the following code.
``` // Program 1: public class Test { public static void main(String[] args) { Object a1 = new A(); Object a2 = new A(); System.out.println(a1.equals(a2)); } } class A { int x; public boolean equals(A a) { return this.x == a.x; } } // Program 2: public class Test { public static void main(String[] args) { A a1 = new A(); A a2 = new A(); System.out.println(a1.equals(a2)); } } class A { int x; public boolean equals(A a) { return this.x == a.x; } } ``` a. Program 1 displays true and Program 2 displays true b. Program 1 displays false and Program 2 displays true c. Program 1 displays true and Program 2 displays false d. Program 1 displays false and Program 2 displays false