Is this exam completely free?

ExamCademy offers a free preview for every exam, covering around 20% of the total questions. Full access to all questions is available for free by signing up for an account. Optional supporters unlock AstroTutor (AI tutor) and advanced study modes.

Can I practice IT certification exams from Microsoft, AWS, or CompTIA?

Yes! ExamCademy supports a wide range of IT certification exams including Microsoft Azure, AWS Cloud Practitioner, and CompTIA A+ and Security+.

How accurate are the mock exams?

Our practice questions are community-created and moderator-reviewed to align with realistic exam objectives, style, and difficulty.

1z0-808 by Oracle - Page 1 | ExamCademy

Mode Selection

Question 1

Question 2

Question 3

Given:

Question 4

Given the code fragment:

Question 5

Given the code fragment:

Question 6

Given the code fragment:

Question 7

Given:

Question 8

Which two code fragments cause a compilation error? (Choose two.)

A float flt = 100.00F;
B float flt = (float) 1_11.00;
C Float flt = 100.00;
D double y1 = 203.22; float flt = y1;
E int y2 = 100; float flt = (float) y2 ;

Question 9

Given:

Question 10

Which three statements are true about exception handling? (Choose three.)

A Only unchecked exceptions can be rethrown.
B All subclasses of the RuntimeException class are not recoverable.
C The parameter in a catch block is of Throwable type.
D All subclasses of the RuntimeException class must be caught or declared to be thrown.
E All subclasses of the RuntimeException class are unchecked exceptions.
F All subclasses of the Error class are not recoverable.

Question 11

Given the code fragment:

Question 12

Given:

Question 13

Given:

Question 14

Which two statements are true? (Choose two.)

A Error class is unextendable.
B Error class is extendable.
C Error is a RuntimeException.
D Error is an Exception.
E Error is a Throwable.

Question 15

Given the code fragment:

Question 16

Given the code fragment:

Question 17

Given:

Question 18

Given this class:

Question 19

Given the code fragments:

Question 20

Given the code fragment:

Question 21

Given:

Question 22

Given:

Question 23

Given:

Question 24

Given:

Question 25

Given the code fragments:

And:

Page 1 of 10 • Questions 1-25 of 234

1 2 3 4 5

→

Know a question that should be here? Contribute to this exam

Given:

What is the result?

A 200.0 : 100.0
B 400.0 : 200.0
C 400.0 : 100.0
D Compilation fails.

Given the code fragment:

What is the result?

A Match 1
B Match 2
C No Match
D A NullPointerException is thrown at runtime.

What is the result?

A Compilation fails at line n3 and line n4.
B Compilation fails at line n1 and line n2.
C Welcome Visit Count:1 Welcome Visit Count: 1
D Welcome Visit Count:1 Welcome Visit Count: 2

What is the result?

A Compilation fails at both line n1 and line n2.
B Compilation fails only at line n2.
C Compilation fails only at line n1.
D Jesse 25 Walter 52

What is the result?

A 5 : 5
B 10 : 10
C 5 : 10
D Compilation fails.

What is the result?

A A NullPointerException is thrown at runtime.
B [1, 2, 4]
C [1, 2, 4, null]
D [1, 3, 4, null]
E [1, 3, 4]
F Compilation fails.

What is the result?

A 10 20 30 40
B 0 0 30 40
C Compilation fails.
D An exception is thrown at runtime.

What is the result?
A.

B.

C.

D.

What is the result?

A An exception is thrown at runtime.
B -1
C 5
D 10

And given the code fragment:
Book book1 = new EBook();
book1.readBook();
Which option enables the code to compile?

A Option A
B Option B
C Option C
D Option D

What is the result?

A false, false
B false, true
C true, false
D true, true

What is the result?

A Compilation fails.
B 0 Found
C 1 Found
D 3 Found

What is the result?

A An exception is thrown at runtime.
B 07-31-2014
C 2014-07-31
D 2014-09-30

And given the commands:

What is the result?

A Java SE
B Java EE
C Compilation fails at line n1.
D A NullPointerException is thrown at runtime.

And given this main method, located in another class:

Which three pieces of code, when inserted independently, set the value of amount to 100? (Choose three.)
A.

B.

C.

D.

E.

F.

What is the result?

A Compilation fails only at line n2.
B RTool::export Tool::export
C Tool::export Tool:export
D Compilation fails only at line n1.
E Compilation fails at both line n1 and line n2.

What is the result?

A An exception is thrown at runtime.
B Compilation fails.
C 13480.0
D 13480.02

And given the code fragment:

What is the result?

A 300:300 200:300
B 300:100 200:300
C 300:0 0:300
D 100:300 300:200

And given the code fragment:

What is the result?

A C2C2
B C1C2
C C1C1
D Compilation fails

What is the result?

A A B C D
B A C D
C A C D D
D A B D
E A B D C

Given the code fragment:

Which two sets of actions, independently, enable the code fragment to print Fit?

A At line n1 insert: import clothing.Shirt; At line n2 insert: String color = Shirt.getColor();
B At line n1 insert: import clothing; At line n2 insert: String color = Shirt.getColor();
C At line n1 insert: import static clothing.Shirt.getColor; At line n2 insert: String color = getColor();
D At line n1 no changes required. At line n2 insert: String color = Shirt.getColor();
E At line n1 insert: import Shirt; At line n2 insert: String color = Shirt.getColor();

Which statement is true?

A After line 11, three objects are eligible for garbage collection.
B After line 11, two objects are eligible for garbage collection.
C After line 11, one object is eligible for garbage collection.
D After line 11, none of the objects are eligible for garbage collection.

1z0-808Preview

Mode Selection

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Question 12

Question 13

Question 14

Question 15

Question 16

Question 17

Question 18

Question 19

Question 20

Question 21

Question 22

Question 23

Question 24

Question 25