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Oracle 1z1-811 (Java Foundations) exam is a certification exam designed to evaluate an individual's knowledge and understanding of the fundamentals of Java programming language. 1z0-811 exam is ideal for individuals who want to start a career as a Java developer or enhance their existing skillset. 1z0-811 exam is a stepping stone towards obtaining the Oracle Certified Associate (OCA) Java SE 8 Programmer certification.
Oracle 1z0-811 exam is recognized globally, making it an excellent choice for developers seeking to enhance their skills and advance their careers. Successful candidates will receive an Oracle Certified Associate (OCA) credential, which is a formal recognition of their expertise in Java programming. The OCA certification can open doors to a variety of job titles, including junior Java developer, software engineer, and programming analyst.
NEW QUESTION # 41
Which statement is true about a Java method?
- A. It cannot be defined within another method.
- B. It must be declared with an access modifier.
- C. It cannot be defined as static final.
- D. It must accept a parameter and return a value.
Answer: A
NEW QUESTION # 42
Which two Java reserved words are used to implement encapsulation?
- A. extends
- B. final
- C. public
- D. private
- E. static
Answer: C,D
NEW QUESTION # 43
Given the code fragment:
What is the output?
- A. 0
- B. A compilation error occurs.
- C. 1
- D. 2
Answer: D
NEW QUESTION # 44
You have a microprocessor board, such as Raspberry PI, wired to control a drone.
Which edition of Java is geared towards use of simple, closed systems with constrained memory requirements, such as a microprocessor board?
- A. Java Micro Edition
- B. Java Enterprise Edition
- C. Java SE Embedded
- D. Java Standard Edition with a Compact Profile
Answer: C
NEW QUESTION # 45
Given the code fragment:
What is the result?
- A. A compilation error occurs.
- B. Peter
Julia - C. A runtime exception is thrown.
- D. Julia
Peter
Answer: D
NEW QUESTION # 46
Given:
What is the output?
- A. 1 2 aaa
- B. Compilation fails
- C. a
- D. 1 2 3 aaaa
Answer: C
NEW QUESTION # 47
Given:
And the code fragment:
What is the result?
- A. White : White
- B. A compilation error occurs at line n1.
- C. null: null
- D. White : null
Answer: C
NEW QUESTION # 48
Given the code:
Which code fragment, when inserted at line n1, enables the code to print sum is 30?
- A. int sum(int a, int b) {
- B. int sum(int, int) {
- C. int sum(int[] a, b) {
- D. int sum(int a, b) {
Answer: C
NEW QUESTION # 49
What does import java.io* mean?
- A. All classes in the io package and the subpackages of io packages, if any, are imported.
- B. All classes in the io package are imported.
- C. All classes whose names start with io are imported.
- D. Only the io class is imported.
Answer: A
NEW QUESTION # 50
Given:
Which statement is true about the main method?
- A. It cannot be defined in a non-public class.
- B. It cannot be invoked by its name.
- C. Its parameter can be of type Integer [].
- D. It can be a non-static method.
Answer: B
NEW QUESTION # 51
Given:
What is the result?
- A. Iteration plus an increasing number is printed 99 times.
- B. Iteration plus an increasing number is printed 100 times.
- C. An error occurs during compilation.
- D. The program compiles and nothing is printed.
Answer: C
NEW QUESTION # 52
Given the code fragment:
Which code fragment, when inserted at line n1, enables it to print Rita is 14 years old?
- A. System.out.println("%s is %n years old" name, age);
- B. System.out.printf("%s is %n years old", name, age);
- C. System.out.printf("%s is %d years old", name, age);
- D. System.out.println("%s is %d years old" +name+age);
Answer: C
NEW QUESTION # 53
Given the code fragment:
What is the result?
- A. [jasmine, lily, lotus]
- B. [jasmine, rose, lotus, lily]
- C. [jasmine, rose, lily]
- D. A runtime exception is thrown.
Answer: D
NEW QUESTION # 54
Which package would you import to use the Random class?
- A. java.math
- B. java.io
- C. java.util
- D. java.lang
Answer: C
NEW QUESTION # 55
Given the code fragment:
Which two code fragments are valid at line 2?
- A. import java.util.*;
public void display() {
List<Integer> nums = new ArrayList<> ();
} - B. package p1;
- C. {
private int num;
} - D. for (int count = 0; count < 5; count++) {
System.out.print(count);
} - E. private String name = "John";
public void display() {
System.out.print(name);
}
Answer: B,E
NEW QUESTION # 56
Given:
What is the result?
- A. A compilation error occurs.
- B. 0
- C. 1
- D. 2
Answer: C
NEW QUESTION # 57
Given the code fragment:
What is the result?
- A. a memory address in hexadecimal number format
[10, 15] - B. a memory address1 in hexadecimal number format
a memory address2 in hexadecimal number format - C. 10, 15
[10, 15] - D. 0, 10, 15
[10, 15, null]
Answer: A
NEW QUESTION # 58
Identify three features of the Java programming language.
- A. dynamically typed
- B. strongly typed
- C. direct memory management
- D. multithreaded
- E. distributed
Answer: A,D,E
NEW QUESTION # 59
Given:
What is the result?
- A. Compilation fails. To make it compile, replace line n1 with var1 = 0;
- B. Nothing is printed.
- C. 0
- D. Compilation fails. To make it compile, replace line n2 with var2 = 0;
Answer: D
NEW QUESTION # 60
Identify two class variables.
- A. private Measure cm;
- B. public int size = 10;
- C. private static int numberOfSquares = 20;
- D. int scale = 35;
- E. public static int counter = 0;
Answer: C,E
NEW QUESTION # 61
Given the code fragment:
What is the result?
- A. true
true - B. true
false - C. false
true - D. false
false
Answer: A
NEW QUESTION # 62
Given the code fragment:
What is the result?
- A. 3 : 1
- B. 2 : 0
- C. 3 : 2
- D. 0 : 1
Answer: C
NEW QUESTION # 63
Given the code fragment:
What is the result?
- A. Queen
- B. The program prints either Jack or Queen.
- C. A compilation error occurs at line n1.
- D. Jack
Answer: C
NEW QUESTION # 64
......
The 1z1-811 exam covers a range of topics related to the Java programming language, including syntax and semantics, data types, classes and objects, methods, control structures, and arrays. 1z0-811 exam also covers basic concepts related to object-oriented programming, such as inheritance, polymorphism, encapsulation, and abstraction. Candidates who pass the exam demonstrate their understanding of these topics and their ability to apply them in practical scenarios.
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