1Z0-819 Online Practice Questions and Answers

Given:

Which two allow a.Main to allocate a new Person? (Choose two.)

A. In Line 1, change the access modifier to privateprivate Person() {

B. In Line 1, change the access modifier to publicpublic Person() {

C. In Line 2, add extends Person to the Main classpublic class Main extends Person {and change Line 3 to create a new Main objectPerson person = new Main();

D. In Line 2, change the access modifier to protectedprotected class Main {

E. In Line 1, remove the access modifierPerson() {

Given:

Which three classes successfully override printOne()? (Choose three.)

A. Option A

B. Option B

C. Option C

D. Option D

E. Option E

F. Option F

Given:

Which two statements can be added at line 1 in Bar to successfully compile it? (Choose two.)

A. public List foo(Set m) { ... }

B. public ArrayList foo(Set m) { ... }

C. public List foo(TreeSet m) { ... }

D. public List foo(Set m) { ... }

E. public List