Lead4Pass 1Z0-819 Exam Dumps

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[Newest Version] Free 1Z0-819 Exam Dumps and Exam Questions Study Guide

Question 1:


1Z0-908 exam questions q1 free

and omitting the throws FooException clause results in a compilation error. Which statement is true about FooException?

A. FooException is a subclass of RuntimeError.

B. FooException is unchecked.

C. The body of foo can only throw FooException.

D. The body of foo can throw FooException or one of its subclasses.

Correct Answer: D

Reference: https://stackoverflow.com/questions/47871728/throwing-a-parent-class- exception-force-to-throw-its-subclass-exception-event-t

Question 2:

Given the code fragment:

1Z0-908 exam questions q2 free

You want to display the value of the currency as $100.00. Which code inserted on line 1 will accomplish this?

A. NumberFormat formatter = NumberFormat.getInstance(locale).getCurrency();

B. NumberFormat formatter = NumberFormat.get currency(locale);

C. NumberFormat formatter = NumberFormat.getInstance(locale);

D. NumberFormat formatter = NumberFormat.getCurrencyInstance(locale);

Correct Answer: A

Reference: https://zetcode.com/java/numberformat/

Question 3:


1Z0-908 exam questions q3 free

What is the result?

A. WorkingUnknown

B. Unknown

C. TuesdayUnknown

D. The compilation fails.

E. Tuesday

F. Working

Correct Answer: B

Question 4:


1Z0-908 exam questions q4 free

Which two method implementations are correct when inserted independently in line 1? (Choose two.)

1Z0-908 exam questions q4-2 free

A. Option A

B. Option B

C. Option C

D. Option D

E. Option E

Correct Answer: AE

Question 5:


1Z0-908 exam questions q5 free

executed with this command: java Main one two three What is the result?

A. 0). one

B. 0). one1). two2). three

C. The compilation fails.

D. It creates an infinite loop printing:0). one1). two1). two…

E. A java. lang.NullPointerException is thrown.

Correct Answer: D

Question 6:

Given the Customer table structure:

1.ID Number Primary Key

2.NAME Text Nullable Given code fragment:

1Z0-908 exam questions q6 free

Which statement inserted on line 14 sets the NAME column to a NULL value?

A. Stmt.setNull(2, java,sql. Types, VARCHAR);

B. Stmt.setNull(2 string, class);

C. Stmt.setNull(2, null);

D. Stmt.setNull(2, java.lang, string);

Correct Answer: A

Question 7:

Given: What is the result?

1Z0-908 exam questions q7 free

A. 3 5 3 3

B. 3 3 3 3

C. 3 5 3 5

D. 5 5 3 3

Correct Answer: A

Question 8:

Why does this compilation fail?

1Z0-908 exam questions q8 free

1Z0-908 exam questions q8-2 free

A. The method Y. print (object) does not call the method super.print (object)

B. The method x. print (object) is not accessible to Y.

C. In method x. print (Collection), system. Out:: prints is an invalid Java identifier.

D. The method print (object) and the method print (object…) are duplicates of each other.

E. The method Y. print (object…) cannot override the final method x.print (object….).

Correct Answer: D

Question 9:

Given the code fragment:

1Z0-908 exam questions q9 free

What is the result?

A. 1

B. The compilation fails at line

C. 10

D. The compilation fails at line 16.

E. The compilation fails at line 13.

Correct Answer: C

Question 10:


1Z0-908 exam questions q10 free

What is the type of x?

A. char

B. List

C. String

D. List

Correct Answer: C

Question 11:

Given the code fragment:

1Z0-908 exam questions q11 free

What is the result?

A. An ArrayIndexOutofBoundsException is thrown at runtime.

B. The compilation fails.

C. gh ij kl

D. gj hk il

E. ghi jkl

Correct Answer: A

Question 12:

Given: What is the result?

1Z0-908 exam questions q12 free

A. NullPointerException is thrown at line 4.

B. NullPointerException is thrown at line 10.

C. A compilation error occurs.

D. Hello

Correct Answer: D

Question 13:


1Z0-908 exam questions q13 free

What is the result?

A. watermelonorangelemongrapeapricotapple

B. nothing

C. appleapricotgrapelemonorangewatermelon

D. appleorangegrapelemonapricotwatermelon

Correct Answer: A

Question 14:


1Z0-908 exam questions q14 free

What is the result?

A. null

B. nothing

C. It fails to compile.

D. java. lang.IllegalAccessException is thrown.

E. Student

Correct Answer: C

Question 15:


1Z0-908 exam questions q15 free

Which two codes, independently, can be inserted in line to 1 compile?

A. Abacus aba = (int m, int n) -> { m * n };

B. Abacus aba = (int e, int f) -> { return e * f; };

C. Abacus aba = (a, b) -> a * b;

D. Abacus aba = v, w -> x * y;

E. Abacus aba = (int i, j) -> ( return i * j; };

Correct Answer: CE


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