Our That experts dedicate for you to keeping the Oracle Oracle practice questions and also answers up-to-date. You should preserve visit Ucertify.com regularly to make sure if there are several changes in the Oracle 1Z0-803 exam products. And also download the most recent Oracle 1Z0-803 practice questions timely. You will be well prepared to the Oracle Oracle real exam using our Oracle Pdf simulation supplies.

2017 Apr 1Z0-803 practice question

Q41. Given the code fragment: 

Which code fragment, when inserted at // insert code here, enables the code to compile and and print a b c? 

A. List update (String[] strs) 

B. Static ArrayListupdate(String [] strs) 

C. Static List update (String [] strs) 

D. Static void update (String[] strs) 

E. ArrayList static update(String [] strs) 

Answer:


Q42. Given: 

What is the result? 

A. Compilation fails 

B. The code compiles, but does not execute. 

C. Paildrome 

D. Wow 

E. Mom 

Answer:


Q43. Given: 

 

Which two actions, used independently, will permit this class to compile? 

A. Adding throws IOException to the main() method signature 

B. Adding throws IOException to the doSoomething() method signature 

C. Adding throws IOException to the main() method signature and to the dosomething() method 

D. Adding throws IOException to the dosomething() method signature and changing the catch argument to IOException 

E. Adding throws IOException to the main() method signature and changing the catch argument to IOException 

Answer: CD 


Q44. A method is declared to take three arguments. A program calls this method and passes only two arguments. What is the result? 

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 false value for its declared type. 

F. An exception occurs when the method attempts to access the third argument. 

Answer:


Q45. public class Two { 

public static void main(String[] args) { 

try { 

doStuff(); 

system.out.println("1"); 

catch { 

system.out.println("2"); 

}} 

public static void do Stuff() { 

if (Math.random() > 0.5) throw new RunTimeException(); doMoreStuff(); 

System.out.println("3 "); 

public static void doMoreStuff() { 

System.out.println("4"); 

Which two are possible outputs? 

A. 2 

B. 4 3 1 

C. 1 

D. 1 2 

Answer: AB 


Down to date 1Z0-803 exam:

Q46. Given: 

How many times is 2 printed as a part of the output? 

A. Zero 

B. Once 

C. Twice 

D. Thrice 

E. Compilation fails. 

Answer:


Q47. Given: 

What is the result? 

A. One 

B. Two 

C. Three 

D. Compilation fails 

Answer:


Q48. Which two statements are true for a two-dimensional array of primitive data type? 

A. It cannot contain elements of different types. 

B. The length of each dimension must be the same. 

C. At the declaration time, the number of elements of the array in each dimension must be 

specified. 

D. All methods of the class object may be invoked on the two-dimensional array. 

Answer: CD 


Q49. Given: 

What will be the output? 

A. Option A 

B. Option B 

C. Option C 

D. Option D 

Answer:


Q50. Given: 

What three modifications are necessary to ensure that the class is being properly encapsulated? 

This class is poorly encapsulated. You need to change the circle class to compute and return the area instead. 

A. Change the access modifier of the setradius () method to private 

B. Change the getArea () method public double getArea () { return area; } 

C. When the radius is set in the Circle constructor and the setRadius () method, recomputed the area and store it into the area field 

D. Change the getRadius () method: 

public double getRadius () { 

area = Math.PI * radius * radius; 

return radius; 

Answer: BCD