Deal of the Day! Hurry Up, Grab the Special Discount - Save 25% - Ends In 00:00:00 Coupon code: SAVE25
Free Preparation Discussions
MENU
Oracle 1Z0-808 Exam
Certification Provider: Oracle
Exam Name: Java SE 8 Programmer I
Duration: 150 Minutes
Number of questions in our database: 223
Exam Version: May. 19, 2023
1Z0-808 Exam Official Topics:
- Topic 1: Define The Scope Of Variables/ Define The Structure Of A Java Class
- Topic 2: Create Executable Java Applications With A Main Method/ Run A Java Program From The Command Line; Produce Console Output
- Topic 3: Import Other Java Packages To Make Them Accessible In Your Code
- Topic 4: Compare And Contrast The Features And Components Of Java Such As: Platform Independence, Object Orientation, Encapsulation
- Topic 5: Using Operators And Decision Constructs/ Use A Switch Statement, Create If And If/Else And Ternary Constructs
- Topic 6: Use Java Operators; Use Parentheses To Override Operator Precedence
- Topic 7: Create And Use While Loops, Create And Use Do/While Loops, Compare Loop Constructs, Use Break And Continue
- Topic 8: Create And Use For Loops Including The Enhanced For Loop
- Topic 9: Describe Inheritance And Its Benefits/ Determine When Casting Is Necessary/ Use Abstract Classes And Interfaces
- Topic 10: Develop Code That Makes Use Of Polymorphism; Develop Code That Overrides Methods/ Differentiate Between The Type Of A Reference And The Type Of An Object
- Topic 11: Use Super And This To Access Objects And Constructors/ Working With Selected Classes From The Java API
- Topic 12: Manipulate Data Using The Stringbuilder Class And Its Methods/ Create And Manipulate Calendar Data Using Classes From Java.Time.Localdatetime
- Topic 13: Declare And Initialize Variables (Including Casting Of Primitive Data Types)/ Differentiate Between Object Reference Variables And Primitive Variables
- Topic 14: Know How To Read Or Write To Object Fields/ Explain An Object's Lifecycle (Creation, "Dereference By Reassignment" And Garbage Collection)
- Topic 15: Develop Code That Uses Wrapper Classes Such As Boolean, Double, And Integer/ Create Methods With Arguments And Return Values; Including Overloaded Methods
- Topic 16: Working With Methods And Encapsulation/ Create And Overload Constructors; Differentiate Between Default And User Defined Constructors
- Topic 17: Apply The Static Keyword To Methods And Fields/ Apply Encapsulation Principles To A Class
- Topic 18: Determine The Effect Upon Object References And Primitive Values When They Are Passed Into Methods That Change The Values
Free Oracle 1Z0-808 Exam Actual Questions
The questions for 1Z0-808 were last updated On May. 19, 2023
Question #1
Given the class definitions:
class C1 {}
class C2 extends C1 {}
class C3 extends C2 {}
and the code fragment:
16. C1 obj1 = (C1) new C2();
17. C2 obj2 = (C2) new C3();
18. C2 obj3 = (C2) new C1();
19. C3 obj4 = (C3) obj2;
Which line throws ClassCastException?
Correct Answer:
D
Question #2
Question #3
Which two array initialization statements are valid? (Choose two.)
Correct Answer:
B, E
Question #4
Question #5
Given the code fragment:
Which action enables the code to print Helping... Done?
Correct Answer:
C
Unlock all 1Z0-808 Exam Questions with Advanced Practice Test Features:
- Select Question Types you want
- Set your Desired Pass Percentage
- Allocate Time (Hours : Minutes)
- Create Multiple Practice tests with Limited Questions
- Customer Support
Disscuss Oracle 1Z0-808 Topics, Questions or Ask Anything Related
Submit Cancel