1. Science
2. Other
3. andnbsp2 if object1 and object2 are objects of the same...

Question: andnbsp2 if object1 and object2 are objects of the same...

Question details

REASON NOT REQUIRED MARK ONLY RIGHT ANSWER

2. If object1 and object2 are objects of the same class, to make object2 a copy of object1:

A) assign object1 to object2, such as object2 = object1;

B) write a copy method that will make a field by field copy of object1 data members into object2 data members

C) use the Java copy method that is a part of the Java language

D) use the default constructor to create object2 with object1 data members

3. What will be the value of x after the following code is executed?

int x = 75;

int y = 60;

if (x > y)

x = x - y;

A) 75

B) 15

C) 60

D) 135

4. What will be the value of ans after the following code has been executed?

int x = 90, y = 55, ans = 10;

if ( x == y);

ans *= 2;

A) 10

B) 145

C) 20

D) No value, there is a syntax error.

5. What will be the value of bonus after the following code is executed?

int bonus, sales = 10000;

if (sales < 5000)

bonus = 200;

else if (sales < 7500)

bonus = 500;

else if (sales < 10000)

bonus = 750;

else if (sales < 20000)

bonus = 1000;

else

bonus = 1250;

A) 200

B) 500

C) 750

D) 1000

E) 1250

6. What would be the value of discountRate after the following statements are executed?

double discountRate = 0.0;

int purchase = 1250;

char cust = 'N';

if (purchase > 1000)

if (cust == 'Y')

discountRate = .05;

else

discountRate = .04;

else if (purchase > 750)

if (cust == 'Y')

discountRate = .04;

else

discountRate = .03;

else

discountRate = 0;

A) .05

B) .04

C) .03

D) 0

7. In the following code, Integer.parseInt(str), is an example of:

int num;

string str = "555";

num = Integer.parseInt(str) + 5;

A) a value-returning method

B) a void method

C) a local variable

D) a complex method