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NEW QUESTION # 11
Given:
Which statement is true about the main method?
- A. It can be a non-static method.
- B. It cannot be invoked by its name.
- C. It cannot be defined in a non-public class.
- D. Its parameter can be of type Integer [].
Answer: B
NEW QUESTION # 12
Given the code fragment:
What is the result?
- A. true
true - B. false
true - C. A runtime exception is thrown
- D. false
false
Answer: A
NEW QUESTION # 13
Given the code fragment:
What is the result?
- A. A runtime exception is thrown.
- B. paper pen pencil erasers
- C. A compilation error occurs.
- D. pen pencil erasers paper
Answer: A
NEW QUESTION # 14
Given the code fragment:
Which two code fragments are valid at line 2?
- A. package p1;
- B. private String name = "John";
public void display() {
System.out.print(name);
} - C. import java.util.*;
public void display() {
List<Integer> nums = new ArrayList<> ();
} - D. {
private int num;
} - E. for (int count = 0; count < 5; count++) {
System.out.print(count);
}
Answer: A,B
NEW QUESTION # 15
Identify two class variables.
- A. private static int numberOfSquares = 20;
- B. public static int counter = 0;
- C. public int size = 10;
- D. int scale = 35;
- E. private Measure cm;
Answer: A,B
NEW QUESTION # 16
Identify three features of the Java programming language.
- A. multithreaded
- B. direct memory management
- C. distributed
- D. strongly typed
- E. dynamically typed
Answer: A,C,E
NEW QUESTION # 17
Given the contents of Student.java:
Which statement is true?
- A. The commands:
javac Student.java
java Student Richard William Java
throw an error about a missing Course.class file. - B. The commands:
javac Course.java
javac Student.java
java Course
java Student "Richard William" Java
are used to print Richard William is studying Java. - C. The commands:
javac Student.java
java Student "Richard William" Java
are used to print Richard William is studying Java. - D. The commands:
javac Student.java
java Student Richard William Java
are used to print Richard William is studying Java.
Answer: A
NEW QUESTION # 18
Which statement is true about exception handling?
- A. At least one catch block must accompany a try statement.
- B. All catch blocks must be ordered from general to most specific.
- C. At least one statement in a try block must throw an exception.
- D. All statements in a try block are executed, even if an exception occurs in the middle of the try block.
Answer: B
NEW QUESTION # 19
Identify two valid data types for the operands of the addition (+) operator?
- A. numeric
- B. boolean
- C. string
- D. array
Answer: C,D
NEW QUESTION # 20
Given:
What is the result?
- A. The code fails to compile. To make it compile, at line n1 insert:
Bus () { } - B. The code fails to compile. To make it compile, at line n1 insert:
this () { } - C. The code fails to compile. To make it compile, at line n2 insert:
this (); - D. The code compiles and prints:
default
Answer: A
Explanation:
luxury
NEW QUESTION # 21
What is the meaning of "write once, run anywhere" in Java?
- A. Java programs can run on any Java Virtual Machine without being recompiled.
- B. Java programs, after being compiled, can run on any platform or device even without a Java Virtual Machine.
- C. It is a marketing statement because Java programs must be compiled for a specific platform in order to run.
- D. Java programs are designed to run only in web browsers and, thus, can run wherever there is a browser.
Answer: A
NEW QUESTION # 22
Given the code fragment:
What is the result?
- A. 0
- B. The program executes an infinite number of times.
- C. 1
- D. 2
Answer: A
NEW QUESTION # 23
Which statement is true about a Java method?
- A. It cannot be defined within another method.
- B. It cannot be defined as static final.
- C. It must accept a parameter and return a value.
- D. It must be declared with an access modifier.
Answer: A
NEW QUESTION # 24
Given:
What is the result?
- A. 100
200 - B. A compilation error occurs at line n2.
- C. 100
100 - D. A compilation error occurs at line n1.
Answer: C
NEW QUESTION # 25
Given the code fragment:
What is the result?
- A. 25.7
- B. 25.67
- C. 0
- D. 25.00
Answer: B
NEW QUESTION # 26
Given the code fragment:
What is the result?
- A. true
true
true
true - B. true
false
false
false - C. false
false
false
false - D. true
true
true
false
Answer: A
NEW QUESTION # 27
You have been asked to develop a Java program that prints the elements of an array in reverse order.
Which looping statement cannot be used to meet the requirement?
- A. standard for
- B. while
- C. enhanced for
- D. do-while
Answer: D
NEW QUESTION # 28
Given:
At which line does a compilation error occur?
- A. line 2
- B. line 7
- C. line 3
- D. line 5
Answer: A
NEW QUESTION # 29
Given:
What is the result?
- A. 0
- B. 1
- C. A compilation error occurs.
- D. 2
Answer: C
NEW QUESTION # 30
Given the code fragment:
Which code fragment, when inserted at line n1, enables the code to print Java Programming:1?
- A. System.out.println(c.name + ":" + Course.count);
- B. System.out.println(name + ":" + count);
- C. System.out.println(Course.name + ":" + c.count);
- D. System.out.println(c.name + ":" + count);
Answer: A
NEW QUESTION # 31
Which two components can class declarations include?
- A. The main method
- B. Interfaces implemented by the class
- C. A list of instance methods
- D. The public modifier
Answer: B,D
NEW QUESTION # 32
Identify two features of Java.
- A. robust
- B. single threaded
- C. architecture dependent
- D. platform independent
Answer: A,D
NEW QUESTION # 33
Which statement is true about a mutator method?
- A. It replaces the default constructor.
- B. It can be used to assign data to instance members.
- C. It must be declared private.
- D. It returns mutated instance members.
Answer: D
NEW QUESTION # 34
Given the code fragment:
Which code fragment, when inserted at line n1, enables the code to print one?
- A. int var = 1;
- B. char var = '1';
- C. String var = "1";
- D. String var = 1;
Answer: C
NEW QUESTION # 35
Given the code fragment:
What is the result?
- A. [BETATEST]
- B. [betaTest]
- C. [ BETATEST ]
- D. [ betaTest ]
Answer: A
NEW QUESTION # 36
......
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