Arrays
Flashcard
•
Computers
•
10th - 12th Grade
•
Practice Problem
•
Hard
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10 questions
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1.
FLASHCARD QUESTION
Front
What does the following segment of code print out? int[] numArray = { 2, 7, 4, 12, 0, 2 };
System.out.println("Number: " + numArray[2]);
Back
Number: 4
2.
FLASHCARD QUESTION
Front
What does the following segment of code print out? int[] numArray = { 2, 7, 4, 12, 0, 2 };
System.out.println("Number: " + numArray[0]);
Back
Number: 2
3.
FLASHCARD QUESTION
Front
What does the following segment of code print out? int[] numArray = { 2, 7, 4, 12, 0, 2 };
System.out.println("Number: " + numArray[numArray.length - 1]);
Back
Number: 2
4.
FLASHCARD QUESTION
Front
What does the following segment of code print out? int[] numArray = { 2, 7, 4, 12, 0, 2 };
System.out.println(numArray.length);
Back
6
5.
FLASHCARD QUESTION
Front
What is the correct way to initialize an array with 10 positions? Options: int numbers = new int[10];, int[] numbers = new int[];, int[10] numbers = new int[10];, int[] numbers = new int[10];
Back
int[] numbers = new int[10];
6.
FLASHCARD QUESTION
Front
What value is stored in each of the 5 positions in this array? (What is the default value provided by Java).
int[] numbers = new int[5];
Back
0
7.
FLASHCARD QUESTION
Front
What value is at index 1 in this array? String[] names = {"Mack", "Dennis", "Dee", "Charlie"};
Back
Dennis
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