ArrayLists

11th - 12th Grade

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10 Qs

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ArrayLists

Quiz

•

Computers

•

11th - 12th Grade

•

Practice Problem

•

Medium

Lauren Olson

Used 62+ times

FREE Resource

10 questions

Show all answers

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What will print when the code executes?
List<Integer> list1 = new ArrayList<Integer>();
list1.add(new Integer(1));
list1.add(new Integer(2));
list1.add(new Integer(3));
list1.add(2, new Integer(4));
list1.add(new Integer(5));
System.out.println(list1);

[1, 2, 3, 4, 5]

[1, 4, 2, 3, 5]

[1, 2, 4, 3, 5]

[1, 2, 4, 5]

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What will print?
List<String> list1 = new ArrayList<String>();
list1.add("Anaya");
list1.add("Layla");
list1.add("Sharrie");
list1.add(1, "Sarah");
System.out.println(list1);

["Anaya", "Sarah", "Layla", "Sharrie"]

["Anaya", "Layla", "Sharrie", "Sarah"]

["Sarah", "Anyar", "Layla", "Sarah"]

["Anaya", "Layla", "Sarah","Sharrie", ]

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What will be printed?
List<Integer> list1 = new ArrayList<Integer>();
list1.add(5);
list1.add(4);
list1.add(3);
list1.add(1, 2);
System.out.println(list1);

[5, 4, 3, 2]

[5, 4, 1, 3]

[2, 5, 4, 3]

[5, 2, 4, 3]

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What will be printed?
List<Integer> list1 = new ArrayList<Integer>();
list1.add(1);
list1.add(3);
list1.add(2);
list1.add(1);
System.out.println(list1);

[1, 3, 2]

[1, 3, 2, 1]

[1, 1, 2, 3]

[1, 2, 3]

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What will be printed?
List<Integer> list1 = new ArrayList<Integer>();
list1.add(new Integer(1));
list1.add(new Integer(2));
list1.add(new Integer(3));
list1.set(2, new Integer(4));
list1.add(2, new Integer(5));
list1.add(new Integer(6));
System.out.println(list1);

[1, 2, 3, 4, 5]

[1, 2, 4, 5, 6]

[1, 2, 5, 4, 6]

[1, 5, 2, 4, 6]

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What will be printed?
List<String> list1 = new ArrayList<String>();
list1.add("Anaya");
list1.add("Layla");
list1.add("Sharrie");
list1.set(1, "Destini");
list1.add(1, "Sarah");
System.out.println(list1);

["Sarah", "Destini", "Layla", "Sharrie"]

["Sarah", "Destini", "Anaya", "Layla", "Sharrie"]

["Anaya", "Sarah", "Sharrie"]

["Anaya", "Sarah", "Destini", "Sharrie"]

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What will be printed?
List<Integer> numList = new ArrayList<Integer>();
numList.add(new Integer(1));
numList.add(new Integer(2));
numList.add(new Integer(3));
numList.set(2,new Integer(4));
numList.add(1, new Integer(5));
numList.add(new Integer(6));
System.out.println(numList);

[1, 2, 3, 4, 5]

[1, 2, 4, 5, 6]

[1, 2, 5, 4, 6]

[1, 5, 2, 4, 6]

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ArrayLists

10 questions

What will print when the code executes?
List<Integer> list1 = new ArrayList<Integer>();
list1.add(new Integer(1));
list1.add(new Integer(2));
list1.add(new Integer(3));
list1.add(2, new Integer(4));
list1.add(new Integer(5));
System.out.println(list1);

What will print?
List<String> list1 = new ArrayList<String>();
list1.add("Anaya");
list1.add("Layla");
list1.add("Sharrie");
list1.add(1, "Sarah");
System.out.println(list1);

What will be printed?
List<Integer> list1 = new ArrayList<Integer>();
list1.add(5);
list1.add(4);
list1.add(3);
list1.add(1, 2);
System.out.println(list1);

What will be printed?
List<Integer> list1 = new ArrayList<Integer>();
list1.add(1);
list1.add(3);
list1.add(2);
list1.add(1);
System.out.println(list1);

What will be printed?
List<Integer> list1 = new ArrayList<Integer>();
list1.add(new Integer(1));
list1.add(new Integer(2));
list1.add(new Integer(3));
list1.set(2, new Integer(4));
list1.add(2, new Integer(5));
list1.add(new Integer(6));
System.out.println(list1);

What will be printed?
List<String> list1 = new ArrayList<String>();
list1.add("Anaya");
list1.add("Layla");
list1.add("Sharrie");
list1.set(1, "Destini");
list1.add(1, "Sarah");
System.out.println(list1);

What will be printed?
List<Integer> numList = new ArrayList<Integer>();
numList.add(new Integer(1));
numList.add(new Integer(2));
numList.add(new Integer(3));
numList.set(2,new Integer(4));
numList.add(1, new Integer(5));
numList.add(new Integer(6));
System.out.println(numList);

What will be printed?
List<Integer> list1 = new ArrayList<Integer>();
list1.add(new Integer(1));
list1.add(new Integer(2));
list1.add(new Integer(3));
list1.remove(1);
System.out.println(list1);

What will be printed?
List<Integer> list1 = new ArrayList<Integer>();
list1.add(new Integer(1));
list1.add(new Integer(2));
list1.add(new Integer(3));
list1.remove(2);
System.out.println(list1);

Which of the following is a reason to use a list (assume an object of the class ArrayList) instead of an array?

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ArrayLists

10 questions

What will print when the code executes?List<Integer> list1 = new ArrayList<Integer>();list1.add(new Integer(1));list1.add(new Integer(2));list1.add(new Integer(3));list1.add(2, new Integer(4));list1.add(new Integer(5));System.out.println(list1);

What will print? List<String> list1 = new ArrayList<String>();list1.add("Anaya");list1.add("Layla");list1.add("Sharrie");list1.add(1, "Sarah");System.out.println(list1);

What will be printed?List<Integer> list1 = new ArrayList<Integer>();list1.add(5);list1.add(4);list1.add(3);list1.add(1, 2);System.out.println(list1);

What will be printed?List<Integer> list1 = new ArrayList<Integer>();list1.add(1);list1.add(3);list1.add(2);list1.add(1);System.out.println(list1);

What will be printed?List<Integer> list1 = new ArrayList<Integer>();list1.add(new Integer(1));list1.add(new Integer(2));list1.add(new Integer(3));list1.set(2, new Integer(4));list1.add(2, new Integer(5));list1.add(new Integer(6));System.out.println(list1);

What will be printed?List<String> list1 = new ArrayList<String>();list1.add("Anaya");list1.add("Layla");list1.add("Sharrie");list1.set(1, "Destini");list1.add(1, "Sarah");System.out.println(list1);

What will be printed?List<Integer> numList = new ArrayList<Integer>();numList.add(new Integer(1));numList.add(new Integer(2));numList.add(new Integer(3));numList.set(2,new Integer(4));numList.add(1, new Integer(5));numList.add(new Integer(6));System.out.println(numList);

What will be printed?List<Integer> list1 = new ArrayList<Integer>();list1.add(new Integer(1));list1.add(new Integer(2));list1.add(new Integer(3));list1.remove(1);System.out.println(list1);

What will be printed?List<Integer> list1 = new ArrayList<Integer>();list1.add(new Integer(1));list1.add(new Integer(2));list1.add(new Integer(3));list1.remove(2);System.out.println(list1);

Which of the following is a reason to use a list (assume an object of the class ArrayList) instead of an array?

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What will print when the code executes?
List<Integer> list1 = new ArrayList<Integer>();
list1.add(new Integer(1));
list1.add(new Integer(2));
list1.add(new Integer(3));
list1.add(2, new Integer(4));
list1.add(new Integer(5));
System.out.println(list1);

What will print?
List<String> list1 = new ArrayList<String>();
list1.add("Anaya");
list1.add("Layla");
list1.add("Sharrie");
list1.add(1, "Sarah");
System.out.println(list1);

What will be printed?
List<Integer> list1 = new ArrayList<Integer>();
list1.add(5);
list1.add(4);
list1.add(3);
list1.add(1, 2);
System.out.println(list1);

What will be printed?
List<Integer> list1 = new ArrayList<Integer>();
list1.add(1);
list1.add(3);
list1.add(2);
list1.add(1);
System.out.println(list1);

What will be printed?
List<Integer> list1 = new ArrayList<Integer>();
list1.add(new Integer(1));
list1.add(new Integer(2));
list1.add(new Integer(3));
list1.set(2, new Integer(4));
list1.add(2, new Integer(5));
list1.add(new Integer(6));
System.out.println(list1);

What will be printed?
List<String> list1 = new ArrayList<String>();
list1.add("Anaya");
list1.add("Layla");
list1.add("Sharrie");
list1.set(1, "Destini");
list1.add(1, "Sarah");
System.out.println(list1);

What will be printed?
List<Integer> numList = new ArrayList<Integer>();
numList.add(new Integer(1));
numList.add(new Integer(2));
numList.add(new Integer(3));
numList.set(2,new Integer(4));
numList.add(1, new Integer(5));
numList.add(new Integer(6));
System.out.println(numList);

What will be printed?
List<Integer> list1 = new ArrayList<Integer>();
list1.add(new Integer(1));
list1.add(new Integer(2));
list1.add(new Integer(3));
list1.remove(1);
System.out.println(list1);

What will be printed?
List<Integer> list1 = new ArrayList<Integer>();
list1.add(new Integer(1));
list1.add(new Integer(2));
list1.add(new Integer(3));
list1.remove(2);
System.out.println(list1);