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2021 Mar 1Z0-803 exams
Q11. Given the code fragment:
What is the result?
A. 2 2
B. 1 2
C. 3 2
D. 3 3
Answer: A
Q12. Given:
A. X XX
B. X Y X
C. Y Y X
D. Y YY
Answer: D
Q13. Given the code fragment:
String h1 = "Bob";
String h2 = new String ("Bob");
What is the best way to test that the values of h1 and h2 are the same?
A. if (h1 = = h2)
B. if (h1.equals(h2))
C. if (h1 = = h2)
D. if (h1.same(h2))
Answer: B
Q14. Given:
What is the result?
A. Null
B. Compilation fails
C. An exception is thrown at runtime
D. 0
Answer: A
Q15. Given:
public class ScopeTest {
int j, int k;
public static void main(String[] args) {
ew ScopeTest().doStuff(); }
void doStuff() {
nt x = 5;
oStuff2();
System.out.println("x");
}
void doStuff2() {
nt y = 7;
ystem.out.println("y");
or (int z = 0; z < 5; z++) {
ystem.out.println("z");
ystem.out.println("y");
}
which two items are fields?
A. j
B. k
C. x
D. y
E. z
Answer: AB
Most recent 1Z0-803 practice exam:
Q16. Given the fragments:
Which line causes a compilation error?
A. Line n1
B. Line n2
C. Line n3
D. Line n4
Answer: A
Q17. Given the code fragment:
A. Values are : [EE, ME]
B. Values are : [EE, EE, ME]
C. Values are : [EE, ME, EE]
D. Values are : [SE, EE, ME, EE]
E. Values are : [EE, ME, SE, EE]
Answer: E
Q18. Which three are bad practices?
A. Checking for ArrayIndexoutofBoundsException when iterating through an array to determine when all elements have been visited
B. Checking for Error and. If necessary, restarting the program to ensure that users are unaware problems
C. Checking for FileNotFoundException to inform a user that a filename entered is not valid
D. Checking for ArrayIndexoutofBoundsException and ensuring that the program can recover if one occur
E. Checking for an IOException and ensuring that the program can recover if one occurs
Answer: ABD
Q19. public class StringReplace {
public static void main(String[] args) {
String message = "Hi everyone!";
System.out.println("message = " + message.replace("e", "X")); }
}
What is the result?
A. message = Hi everyone!
B. message = Hi XvXryonX!
C. A compile time error is produced.
D. A runtime error is produced.
E. message =
F. message = Hi Xveryone!
Answer: B
Q20. What is the result?
A. Valid
B. Not valid
C. Compilation fails
D. An IllegalArgumentException is thrown at run time
Answer: C