Q1. Given: 

Which two modifications are necessary to ensure that the class is being properly encapsulated? 

The class is poorly encapsulated. You need to change the circle class to compute and return the area instead. 

A. Remove the area field. 

B. Change the getArea( ) method as follows: public double getArea ( ) { return Match.PI * radius * radius; } 

C. Add the following method: public double getArea ( ) {area = Match.PI * radius * radius; } 

D. Change the cacess modifier of the SerRadius ( ) method to be protected. 

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Q2. Given: 

How many objects have been created when the line / / do complex stuff is reached? 

A. Two 

B. Three 

C. Four 

D. Six 

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Q3. Given: 

What is the result? 

A. The sum is 2 

B. The sum is 14 

C. The sum is 15 

D. The loop executes infinite times 

E. Compilation fails 

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Q4. Given the code fragment: 

nt a = 0; 

a++; 

System.out.printIn(a++); 

System.out.printIn(a); 

What is the result? 

A. 1 2 

B. 0 1 

C. 1 1 

D. 2 2 

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Q5. for ( expr1 ; expr2 ; expr3 ) { 

statement; 

} 

Which two statements are true? 

A. This is not the only valid for loop construct; there exits another form of for loop 

constructor. 

B. The expression expr1 is optional. it initializes the loop and is evaluated once, as the loop 

begin. 

C. When expr2 evaluates to false, the loop terminates. It is evaluated only after each 

iteration through the loop. 

D. The expression expr3 must be present. It is evaluated after each iteration through the 

loop. 

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Q6. Given: 

What is the result? 

A. 6 5 6 4 

B. 6 5 5 4 

C. 6 5 6 6 

D. 6 5 6 5 

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Q7. Given: 

What is the result? 

A. Marrown 

String out of limits 

JesOran 

B. Marrown 

String out of limits 

Array out of limits 

C. Marrown 

String out of limits 

D. Marrown 

NanRed 

JesOran 

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