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Q1. You are writing a method that is declared not to return a value. Which two are permitted in
the method body?
A. omission of the return statement
B. return null;
C. return void;
D. return;
Answer: AD
Q2. Which two statements are true?
C. An interface CANNOT be extended by another interface.
D. An interface can be extended by an abstract class.
E. An abstract class can be extended by a concrete class.
F. An abstract class CANNOT be extended by an abstract class.
Answer: AE
Q3. Given the code fragment:
A. Found Red
Found Default
B. Found Teal
C. Found Red
Found Blue
Found Teal
D. Found Red
Found Blue
Found Teal
Found Default
E. Found Default
Answer: B
Q4. What is the result?
A. 6 7 8
B. 7 8 9
C. 0 1 2
D. 6 8 10
E. Compilation fails
Answer: A
Q5. Which code fragment is illegal?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: D
Q6. Which two items can legally be contained within a java class declaration?
A. An import statement
B. A field declaration
C. A package declaration
D. A method declaration
Answer: BD
Q7. Given:
A. Ym
Xm2
B. Ym
Xm1
C. Compilation fails
D. A Class Cast Exception is thrown at runtime
Answer: B
Q8. 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
Answer: A
Q9. Int [] [] array = {{0}, {0, 1}, {0, 2, 4}, {0, 3, 6, 9}, {0, 4, 8, 12, 16}};
Systemout.printIn(array [4] [1]);
System.out.printIn (array) [1] [4]);
What is the result?
A. 4 Null
B. Null 4
C. An IllegalArgumentException is thrown at run time
D. 4 An ArrayIndexOutOfBoundException is thrown at run time
Answer: D
Q10. View the exhibit.
Given the code fragment:
Which change enables the code to print the following?
James age: 20
Williams age: 32
A. Replacing line 5 with public static void main (String [] args) throws MissingInfoException,
AgeOutofRangeException {
B. Replacing line 5 with public static void main (String [] args) throws.Exception {
C. Enclosing line 6 and line 7 within a try block and adding:
catch(Exception e1) { //code goes here}
catch (missingInfoException e2) { //code goes here}
catch (AgeOutofRangeException e3) {//code goes here}
D. Enclosing line 6 and line 7 within a try block and adding:
catch (missingInfoException e2) { //code goes here}
catch (AgeOutofRangeException e3) {//code goes here}
Answer: C