"let" orqali o'zgaruvchi e'lon qilish "js"ning qaysi versiyasidan boshlab qo'shildi?

Java script bo'yicha viktorina

Quiz
•
Computers
•
9th - 12th Grade
•
Hard
Abrorbek Khaitmuradov
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
ES4
ES5
ES6
JS yaratilgandan buyon bor bu buyruq
2.
FILL IN THE BLANK QUESTION
1 min • 10 pts
Qiymatini o'zgartirib bo'lmaydigan o'zgaruvchi e'lon qiluvchi buyruq?
3.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Data types qanday turlarga bo'linadi?
Primitive va Non-primitive
Primitive va Boolean
Boolean va integer
Integer va bigint
4.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Primitive typelar necha xil?
5 xil
6 xil
7 xil
8 xil
5.
FILL IN THE BLANK QUESTION
1 min • 10 pts
Qiymati takrorlanmaydigan ID yasash uchun qaysi data typedan foydalanamiz?
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