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Integer

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AP Computer Science A

Definition

An integer is a data type in programming that represents whole numbers without any decimal or fractional parts.

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"Integer" also found in:

Subjects (14)

Practice Questions (11)

What is the correct way to cast an integer to a double?
What is the result of the following code?<br>Integer x = new Integer(10);<br>int y = x;<br>System.out.println(y);
What is the result of the following code?<br>Integer x = new Integer(22);<br>int y = x.intValue();<br>System.out.println(y);
What is the result of the following code?<br>Integer x = new Integer(42);<br>int y = (int) x;<br>System.out.println(y);
What is the result of the following code?<br>int x = 5;<br>Integer y = x;<br>System.out.println(y);
What is the result of the following code?<br>String str = "123";<br>Integer x = Integer.parseInt(str);<br>System.out.println(x + 1);
What will be the result of the following code? ``` Integer num1 = new Integer(10); Integer num2 = new Integer(10); System.out.println(num1 == num2); ```
Which statement correctly creates an ArrayList called `arrayList` that stores Integers?
What will be the output of the following code? ``` ArrayList<Integer> list = new ArrayList<>(); list.add(5); list.add(7); list.add(9); list.add(11); list.add(13); System.out.println(list.size()); ```
What will be the output of the following code? ``` ArrayList<Integer> list = new ArrayList<>(); list.add(3); list.add(6); list.add(9); list.add(12); list.add(15); System.out.println(list.get(2)); ```
What is returned by the following code if the ArrayList passed in as the argument is [7, 10, 3, 5, 1]? public static int minimum(ArrayList<Integer> array) { int minValue = 0; for (int number: array) { if (number < minValue) { minValue = number; } } return minValue; }

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