Shortcuts To 1Z0-803(41 to 50)

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2017 Apr 1Z0-803 practice exam

Q41. What is the result? 

A. 6 7 8 

B. 7 8 9 

C. 0 1 2 

D. 6 8 10 

E. Compilation fails 

Answer:


Q42. 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 


Q43. What is the result? 

A. Initialized 

Started 

B. Initialized 

Started 

Initialized 

C. Compilation fails 

D. An exception is thrown at runtime 

Answer:


Q44. Which code fragment cause a compilation error? 

A. flat flt = 100F; 

B. float flt = (float) 1_11.00; 

C. float flt = 100; 

D. double y1 = 203.22; floatflt = y1 

E. int y2 = 100; floatflt = (float) y2; 

Answer:


Q45. Given: 

What is the result? 

A. null 

B. compilation fails 

C. Java.lang.NullPointerException 

D. 0 

Answer:


Renew 1Z0-803 free download:

Q46. Which two may precede the word ‘class’ in a class declaration? 

A. local 

B. public 

C. static 

D. volatile 

E. synchronized 

Answer: BC 


Q47. Which two actions will improve the encapsulation of a class? 

A. Changing the access modifier of a field from public to private 

B. Removing the public modifier from a class declaration 

C. Changing the return type of a method to void 

D. Returning a copy of the contents of an array or ArrayList instead of a direct reference 

Answer: AD 


Q48. racle 1z0-803 : Practice Test 

j = (3 * ((2+4) + 5)); 

System.out.println("i:"+ i + "\nj":+j); 

What is the result? 

A. Option A 

B. Option B 

C. Option C 

D. Option D 

Answer:


Q49. Given: 

Which approach ensures that the class can be compiled and run? 

A. Put the throw new Exception() statement in the try block of try – catch 

B. Put the doSomethingElse() method in the try block of a try – catch 

C. Put the doSomething() method in the try block of a try – catch 

D. Put the doSomething() method and the doSomethingElse() method in the try block of a try – catch 

Answer:


Q50. Given the code fragment: 

System.out.printIn("Result: " + 2 + 3 + 5); 

System.out.printIn("Result: " + 2 + 3 * 5); 

What is the result? 

A. Result: 10 

Result: 30 

Result: 10 

Result: 25 

C. Result: 235 

Result: 215 

D. Result: 215 

Result: 215 

E. Compilation fails 

Answer: