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Oracle 1Z0-819 (Java SE 11 Developer) certification exam is an essential certification for Java programmers who want to advance their careers in the IT industry. 1z1-819 Exam is designed to test your knowledge and skills in Java SE 11 programming and prepare you for the challenges of developing enterprise applications using Java. With the right preparation and practice, you can pass the Oracle 1Z0-819 certification exam and demonstrate your expertise in Java programming.

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Oracle Java SE 11 Developer Sample Questions (Q108-Q113):

NEW QUESTION # 108
Assume ds is a DataSource and the EMP table is defined appropriately.

What does executing this code fragment do?

A. inserts two rows (101, 'SMITH', 'HR') and (102, 'JONES', 'HR')
B. inserts two rows (101, 'SMITH', 'HR') and (102, 'JONES', NULL)
C. inserts one row (101, 'SMITH', 'HR')
D. throws a SQLException

Answer: C

NEW QUESTION # 109
Given:

What is the result?

A. The compilation fails due to an error in line 4.
B. 0
C. The compilation fails due to an error in line 3.
D. The compilation fails due to an error in line 5.
E. 1
F. The compilation fails due to an error in line 1.
G. The compilation fails due to an error in line 2.

Answer: E

NEW QUESTION # 110
Given:

Which two methods modify field values? (Choose two.)

A. setGCount
B. setACount
C. setAllCounts
D. setCCount
E. setTCount

Answer: A,C

NEW QUESTION # 111
Given the code fragment:

What is the result?

A. 01
B. It prints 1 in the infinite loop.
C. 0
D. 1
E. The program prints nothing.

Answer: E

NEW QUESTION # 112
Given this enum declaration:

Examine this code:
System.out.println(Letter.values()[1]);
What code should be written at line 5 for this code to print 200?

A. public String toString() { return String.valueOf(Letter.values()[1]); }
B. public String toString() { return String.valueOf(ALPHA.v); }
C. String toString() { return "200"; }
D. public String toString() { return String.valueOf(v); }

Answer: D

Explanation:

NEW QUESTION # 113
......

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