
JavaScript
Authored by Кристина Нагайцева
Education, Computers
1st - 10th Grade
Used 2+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Массив - это
упорядоченная коллекция данных, в которой присутствуют 1-й, 2-й, 3-й элементы и т.д.
Список элементов, не имеющий строгого порядка
Множество переменных
Повторение действий
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
У массива могут быть:
Длина
Элементы
Сложность
Высота
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Выберите правильное обращение к элементу массива array:
var array = 18;
array = i
array[2];
alert(array);
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Нумерация элементов массива начинается с
0
-1
1
Не начинается
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какая конструкция чаще всего используется для переборки элементов массива?
Условие
Объект
Цикл
Строка
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Есть массив var array = [1,2,3,4,10]. Как получить доступ к значению2?
array[0]
array[1]
array[2]
array[5]
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Дан код:
var arr = [1, 2, 3, 4, 5];
Как получить первый элемент массива?
arr[ '0' ]
arr[1]
arr[0]
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