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COPA Practice Test: JavaScript and Creating Web Page
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COPA Practice Test: JavaScript and Creating Web Page
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25 Questions

1. Which property is used to transfer files from one host to another host over internet?
2. Which property returns the URL of the current page?
3. Which allows developers to bundle all functionality under a unique application - specific name?
4. Which one is responsible of running javascript code?
5. Which statement is used to test a block of code for errors?
6. Which part in loop evaluates the conditions?
7. Which function in javassript converts a number to a string?
8. Which is an instance of class?
9. Which feature in Javascript has properties and methods?
10. Which one enables the hosting providers to manage multiple domains on a single server?
11. Which statement is used create custom error in javascript?
12. Which method joins all array element into string with specified separator?
13. Which single character escape sequence represents ‘line feed’’ javascript?
14. How many different values can be returned by the error name property in javascript?
15. Which method is called at the moment of instantiation of an object?
16. What is the purpose module (%) operator in javascript?
17. Which key is used to declare a variable in javascript?
18. Which statement is used to execute code after try and catch?
19. Which object method is used to return the value rounded down to its nearest integer?
20. What is the full form of BOM?
21. Which open source software is used to upload from client to server or download from server to client?
22. Which assignment operator is equivalent to a = a * 5?
23. Which is a valid js code to sort element of an array trade?
24. Which data type in javascript returns the value ‘True’ or ‘False’?
25. Who developed javascript?

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