Technical Interview
Technical Interview Booster
Welcome to the Technical Interview Booster Quiz! This quiz is designed to help you sharpen your programming skills and understanding of technical concepts.
Test your knowledge with:
- Multiple choice questions that cover key topics
- A coding exercise to evaluate your problem-solving ability
- Instant feedback to enhance your learning experience
"hello"
2.5
Undefined
3
Kathy64
Kathy,64
Error
Kathy 64
[1,3,6,7,9]
[1,4,9,16,25]
[4,8,12,16,Nan]
[5,3,6,7,9]
Create a function that takes an array (arr) of integers and returns an array that contains the same integers, in the same order. however, each value will be repeated twice(one after the other). You can assume the array(arr) will have at least one value in it. Example: repeat([1,3,5]) should return [1,1,3,3,5,5]
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