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

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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

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