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This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Javascript knowledge and support exam preparation. Choose a topic below to get started.
1. |
WHAT_WILL_HAPPEN_AFTER_EXECUTING_THE_SCRIPT??$ |
A. | Execute script |
B. | Layout positioning of DOM elements |
C. | Paint DOM elements |
D. | Build DOM nodes in render tree |
Answer» E. | |
2. |
What_would_happen_if_there_were_no_script_tags?$ |
A. | Build DOM nodes in render tree |
B. | Layout positioning of DOM elements |
C. | Paint DOM elements |
D. | Execute script |
Answer» B. Layout positioning of DOM elements | |
3. |
Which is the next step after retrieving the content in chunks? |
A. | Paint DOM elements |
B. | Parse Content |
C. | Build DOM nodes in render tree |
D. | None of the mentioned |
Answer» C. Build DOM nodes in render tree | |
4. |
Which of the below does not belong to the Render Engine workflow? |
A. | Paint DOM elements |
B. | Parse Content |
C. | Build DOM nodes in render tree |
D. | None of the mentioned |
Answer» E. | |
5. |
Which of the following gets converted to DOM elements by the rendering engine? |
A. | Tokens |
B. | Strings |
C. | Address |
D. | All of the mentioned |
Answer» B. Strings | |
6. |
Which of the following layer retrieves the content from the network? |
A. | Transport Layer |
B. | Application Layer |
C. | Network Layer |
D. | Physical Layer |
Answer» D. Physical Layer | |
7. |
Which of the following runs the JavaScript code? |
A. | Just In Time compiler |
B. | JavaScript Interpreter |
C. | Both Just In Time compiler and JavaScript Interpreter |
D. | None of the mentioned |
Answer» C. Both Just In Time compiler and JavaScript Interpreter | |
8. |
What does the rendering engine do when it encounters JavaScript? |
A. | Skips the code |
B. | Continues painting |
C. | Switches to Javascript Interpreter |
D. | None of the mentioned |
Answer» D. None of the mentioned | |
9. |
Which of the following handles painting the content on to the screen? |
A. | Rendering engine |
B. | JavaScript Interpreter |
C. | UI Layer |
D. | Network Layer |
Answer» B. JavaScript Interpreter | |
10. |
When does the browser stop rendering the HTML? |
A. | Inline JavaScript block |
B. | External JavaScript file |
C. | Both Inline JavaScript block & External JavaScript file |
D. | None of the mentioned |
Answer» D. None of the mentioned | |