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2016 Nov questions answers java exam 1z0-803 pdf:

Q101. Which is a valid abstract class? 

A. public abstract class Car { 

protected void accelerate(); 

B. public interface Car { 

protected abstract void accelerate(); 

C. public abstract class Car { 

protected final void accelerate(); 

D. public abstract class Car { 

protected abstract void accelerate(); 

E. public abstract class Car { 

protected abstract void accelerate() { 

//more car can do 

}} 

Answer:


Q102. Given: 

A. Ym 

Xm2 

B. Ym 

Xm1 

C. Compilation fails 

D. A Class Cast Exception is thrown at runtime 

Answer:


Q103. Which code fragment, when inserted at line 9, enables the code to print true? 

A. String str2 = str1; 

B. String str2 = new string (str1); 

C. String str2 = sb1.toString(); 

D. String str2 = “Duke”; 

Answer:


Q104. Given: 

What is the result? 

A. hEllOjAvA! 

B. Hello java! 

C. Out of limits hEllOjAvA! 

D. Out of limits 

Answer:


Q105. Given the following code: 

What will make this code compile and run? 

A. Change line 2 to the following: 

Public int price 

B. Change line 4 to the following: 

int price = new simple (); 

C. Change line 4 to the following: 

Float price = new simple (); 

D. Change line 5 to the following: 

Price = 4f; 

E. Change line 5 to the following: 

price.price = 4; 

F. Change line 5 to the following: 

Price = (float) 4: 

G. Change line 5 to the following: 

Price = (Simple) 4; 

H. The code compiles and runs properly; no changes are necessary 

Answer:


Renovate scjp 1z0-803:

Q106. Which two are valid array declaration? 

A. Object array[]; 

B. Boolean array[3]; 

C. int[] array; 

D. Float[2] array; 

Answer: AC 


Q107. Given the code fragment: 

int b = 3; 

Oracle 1z0-803 : Practice Test 

if ( !(b > 3)) { 

System.out.println("square "); 

}{ 

System.out.println("circle "); 

System.out.println("..."); 

What is the result? 

A. square... 

B. circle... 

C. squarecircle... 

D. Compilation fails. 

Answer:


Q108. Given the code format: 

Which code fragment must be inserted at line 6 to enable the code to compile? 

A. DBConfiguration f; return f; 

B. Return DBConfiguration; 

C. Return new DBConfiguration; 

D. Retutn 0; 

Answer:


Q109. Given the code in a file Traveler.java: 

And the commands: 

Javac Traveler.java 

Java Traveler Java Duke 

What is the result? 

A. Happy Journey! Duke 

B. Happy Journey! Java 

C. An exception is thrown at runtime 

What is the result? 

D. The program fails to execute due to a runtime error 

Answer:


Q110. Given the following code fragment: 

What is the result if the integer value is 33? 

A. The fox jump lazy … 

B. The fox lazy … 

C. Quick fox over lazy … 

D. Quick fox the …. 

Answer: