Java Script 1.4. Массивы
Quiz
•
Computers
•
1st - 12th Grade
•
Practice Problem
•
Medium
Angelina Loseva
Used 34+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Как правильно создать массив?
var food = [хлеб; соль];
var food = ("хлеб", "соль");
var food = ["хлеб", "соль"];
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Как получить элемент "Черника" из массива berries ("ягоды") ?
berries[4]
berries[2]
berries[3]
berries[Черника]
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Что делает функция Math.random();?
Возвращает случайное целое число
Возвращает случайное число до 1
Удаляет число
Угадывает число
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Что делает функция Math.floor(число);?
Делит число
Умножает число
Округляет число
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Как называется свойство массива для получения его длины?
width
length
height
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какая функция позволяет выбрать ответ "да" или "нет"?
alert
confirm
prompt
var
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какой из этих операторов сравнения "не равно" ?
==
>=
-=
!=
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