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2021 Dec 1Z0-809 test preparation

Q71. Given: 

class UserException extends Exception { } 

class AgeOutOfLimitException extends UserException { } 

and the code fragment: 

class App { 

public void doRegister(String name, int age) 

throws UserException, AgeOutOfLimitException { 

if (name.length () < 6) { 

throw new UserException (); 

} else if (age >= 60) { 

throw new AgeOutOfLimitException (); 

} else { 

System.out.println(“User is registered.”); 

public static void main(String[ ] args) throws UserException { 

App t = new App (); 

t.doRegister(“Mathew”, 60); 

What is the result? 

A. User is registered. 

B. An AgeOutOfLimitException is thrown. 

C. A UserException is thrown. 

D. A compilation error occurs in the main method. 


Q72. A method is declared to take three arguments. A program calls this method and passes only two arguments. What is the results? 

A. Compilation fails. 

B. The third argument is given the value null. 

C. The third argument is given the value void. 

D. The third argument is given the value zero. 

E. The third argument is given the appropriate falsy value for its declared type. F) An exception occurs when the method attempts to access the third argument. 


Q73. Given: 

final class Folder {//line n1 //line n2 public void open () { System.out.print(“Open”); } } public class Test { public static void main (String [] args) throws Exception { try (Folder f = new Folder()) {; } } } Which two modifications enable the code to print Open Close? 

A. Replace line n1 with: 

class Folder implements AutoCloseable { 

B. Replace line n1 with: 

class Folder extends Closeable { 

C. Replace line n1 with: 

class Folder extends Exception { 

D. At line n2, insert: 

final void close () { 


E. At line n2, insert: 

public void close () throws IOException { 


Answer: A,C 

Q74. Which two code blocks correctly initialize a Locale variable? 

A. Locale loc1 = “UK”; 

B. Locale loc2 = Locale.getInstance(“ru”); 

C. Locale loc3 = Locale.getLocaleFactory(“RU”); 

D. Locale loc4 = Locale.UK; 

E. Locale loc5 = new Locale (“ru”, “RU”); 

Answer: D,E 

Q75. Given the code fragment: 

Which code fragment prints blue, cyan, ? A. Option A 

B. Option B 

C. Option C 

D. Option D 


Renovate 1Z0-809 free draindumps:

Q76. Which two reasons should you use interfaces instead of abstract classes? 

A. You expect that classes that implement your interfaces have many common methods or fields, or require access modifiers other than public. 

B. You expect that unrelated classes would implement your interfaces. 

C. You want to share code among several closely related classes. 

D. You want to declare non-static on non-final fields. 

E. You want to take advantage of multiple inheritance of type. 

Answer: A,E 


Q77. Given the code fragment: 

Path p1 = Paths.get(“/Pics/MyPic.jpeg”); System.out.println (p1.getNameCount() + “:” + p1.getName(1) + “:” + p1.getFileName()); 

Assume that the Pics directory does NOT exist. What is the result? 

A. An exception is thrown at run time. 

B. 2:MyPic.jpeg: MyPic.jpeg 

C. 1:Pics:/Pics/ MyPic.jpeg 

D. 2:Pics: MyPic.jpeg 


Q78. Given: 

public class ScopeTest { 

int j, int k; 

public static void main(String[] args) { 

ew ScopeTest().doStuff(); } 

void doStuff() { 

nt x = 5; 



void doStuff2() { 

nt y = 7; 


or (int z = 0; z < 5; z++) { 



Which two items are fields? 

A. j 

B. k 

C. x 

D. y 

E. z 

Answer: A,B 

Q79. Given the code fragments: 

class Caller implements Callable<String> { 

String str; 

public Caller (String s) {this.str=s;} 

public String call()throws Exception { return str.concat (“Caller”);} 

class Runner implements Runnable { 

String str; 

public Runner (String s) {this.str=s;} 

public void run () { System.out.println (str.concat (“Runner”));} 


public static void main (String[] args) InterruptedException, ExecutionException { 

ExecutorService es = Executors.newFixedThreadPool(2); 

Future f1 = es.submit (new Caller (“Call”)); 

Future f2 = es.submit (new Runner (“Run”)); 

String str1 = (String) f1.get(); 

String str2 = (String) f2.get();//line n1 

System.out.println(str1+ “:” + str2); 

What is the result? 

A. The program prints: 

Run Runner 

Call Caller : null 

And the program does not terminate. 

B. The program terminates after printing: 

Run Runner 

Call Caller : Run 

C. A compilation error occurs at line n1. 

D. An Execution is thrown at run time. 


Q80. 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