რომელია მასივის ჩაწერის სწორი ფრომა?

JavaScript Quiz

Quiz
•
Other
•
8th Grade
•
Medium
Erekle Kereselidze
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
var colors = "red", "green", "blue";
var colors = (1:"red", 2:"green", 3:"blue");
var colors = ["red", "green", "blue"];
var colors = "red" + "green" + "blue";
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
რომელი არ არის ჯავასკრიპტში მონაცემთა ტიპი?
String
Number
Character
Boolean
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
რომელია სწორი სინტაქსი try catch -ბლოკის შემთხვევაში?
try { ... } catch { ... }
try: { ... } catch: { ... }
try { ... } catch(e) { ... }
try { ... } except(e) { ... }
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
რა დაიბეჭდება? try { throw new Error("Something went wrong"); } catch (e) { console.log(e.message); }
Nothing
Something went wrong
Error
e.message
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
var car = {brand: "Toyota", model: "Corolla"}; console.log(car["model"]);
Toyota
Corolla
model
car
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
var letters = ["a", "b", "c"]; letters.push("d");
["a", "b", "c"]
["a", "b", "c", "d"]
["d", "a", "b", "c"]
Undefined
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
document.getElementById("demo").innerHTML = "Hello!"; console.log(document.getElementById("demo").innerHTML);
არაფერი
Hello!
demo
div
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