Total 20 question (100 marks)
- 1. Where does the HTML page allow you to write javascript?
- 2. Select the correct IF condition below of Javascript.
- 3. Which is the attribute of <script> tag contains a path of external javascript file name xxx.js?
- 4. What is the result of the below code? var n = 0; var x = 0; while (n < 3) {
- 5. How to comment one line in javascript?
- 6. How to insert a multi-line comment in JavaScript?
- 7. Select output of below block code var i = 0; while (i < 0) { console.log("hi"); }
- 8. How do you display a message box that says "Hello World"?
- 9. What is the return value of bellow code? function square (x) { return(x * x) }; function cube (x) { return(x
- 10. What is different between let and var in Javascript?
- 11. Select the correct output of some code below: var age = 10; if(age > 5){ alert("1"); }else if(age < 20){ alert("2"); }
- 12. Javascript and Java are same and nothing different between them.
- 13. What is the correct syntax to comments one line code in JavaScript?
- 14. Javascript is back-end side programming language?
- 15. What is the "variable" value? var variable; if ( true && 12 < 10 ){ variable = 12; } else { variable = 'chicken'; }
- 16. Does javascript help change some value of the table in any Database?
- 17. What is the result of the below code? while (i < 5) { i++; if (i == 3) {
- 18. Before code Javascript, you have to import the Javascript library to the HTML file? True or false?
- 19. What is the mean of += operator in the below code? var fullname = "Jonh"; fullname += " Hug"; alert(fullname);
- 20. Which is the correct command help to check "i" variable is not equal 5?