 
			 
			MCQOPTIONS
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				This section includes 18 Mcqs, each offering curated multiple-choice questions to sharpen your Matlab knowledge and support exam preparation. Choose a topic below to get started.
| 1. | A stacked horizontal bar-chart can be made in MATLAB by ___________ | 
| A. | Mentioning stacked as input to the bar3() command | 
| B. | Mentioning stacked as input to the bar3h() command | 
| C. | Mentioning stack as input to the bar3[] command | 
| D. | Mentioning stacked as input to the bar3h[] command | 
| Answer» C. Mentioning stack as input to the bar3[] command | |
| 2. | The meshc() command takes complex inputs. | 
| A. | True | 
| B. | False | 
| Answer» C. | |
| 3. | How do we create horizontal bar graphs in MATLAB? | 
| A. | bar3h() | 
| B. | barh() | 
| C. | bar3() | 
| D. | not possible | 
| Answer» B. barh() | |
| 4. | What is the short name for black as input to the surf command? | 
| A. | b | 
| B. | bl | 
| C. | k | 
| D. | blk | 
| Answer» D. blk | |
| 5. | What is the range of co-ordinates obtained of the following code? | 
| A. | 1:4 in x and y co-ordinates | 
| B. | 0:4 in x & y co-ordinates | 
| C. | only 4 in x and y co-ordinate | 
| D. | ErrorView Answer | 
| Answer» D. ErrorView Answer | |
| 6. | What is the purpose of the figure command? | 
| A. | Opens a blank window | 
| B. | Opens a blank window to draw graphs | 
| C. | Opens a window containing axes | 
| D. | Opens a window containing grid and axes | 
| Answer» C. Opens a window containing axes | |
| 7. | WHAT_IS_THE_SHORT_NAME_FOR_BLACK_AS_INPUT_TO_THE_SURF_COMMAND??$ | 
| A. | b | 
| B. | bl | 
| C. | k | 
| D. | blk | 
| Answer» B. bl | |
| 8. | The meshc() command takes complex inputs.$ | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 9. | How do we create horizontal bar graphs in MATLAB?$ | 
| A. | bar3h() | 
| B. | barh() | 
| C. | bar3() | 
| D. | not possible | 
| Answer» C. bar3() | |
| 10. | The color density of the bar-chart drawn from the bar3() command is always proportional to the height of the bars. | 
| A. | True | 
| B. | False | 
| Answer» C. | |
| 11. | The ezsurf command is present in the ___________ | 
| A. | Symbolic Math Toolbox | 
| B. | Statistics and Machine Learning Toolbox | 
| C. | Partial Differentiation Equation Toolbox | 
| D. | Neural Network Toolbox | 
| Answer» C. Partial Differentiation Equation Toolbox | |
| 12. | colorbar command gives different color to the bar chart following their ______ | 
| A. | height | 
| B. | width | 
| C. | length | 
| D. | independently | 
| Answer» B. width | |
| 13. | What is the range of RGB triplets for the surf command? | 
| A. | [1 0] | 
| B. | [0 1] | 
| C. | (0 1) | 
| D. | (0 1] | 
| Answer» D. (0 1] | |
| 14. | What is the RGB triplet style for yellow? | 
| A. | [1 1 0] | 
| B. | [1 0 1] | 
| C. | [1 0 0] | 
| D. | [0 1 1] | 
| Answer» C. [1 0 0] | |
| 15. | What is the nature of z in surf(x,y,z)? | 
| A. | Integer | 
| B. | Vector | 
| C. | Matrix | 
| D. | String | 
| Answer» B. Vector | |
| 16. | 1:4 in x and y co-ordinates | 
| A. | 0:4 in x & y co-ordinates | 
| B. | only 4 in x and y co-ordinate | 
| C. | Error | 
| Answer» D. | |
| 17. | What is the size of the z vector in a mesh(x,y,z) if the sizes of x and y vectors are m, n respectively? | 
| A. | [m,n] | 
| B. | (m,n) | 
| C. | [m,n) | 
| D. | Independent of m and n | 
| Answer» B. (m,n) | |
| 18. | How can we group the elements in a 3-d bar graph? | 
| A. | Give ‘grouped’ as style input to bar3() command | 
| B. | Give ‘grouped’ as style input to bar() command | 
| C. | Give ‘group’ as style input to bar3() command | 
| D. | Give ‘group’ as style input to bar() command | 
| Answer» B. Give ‚Äö√Ñ√∂‚àö√ë‚àö‚â§grouped‚Äö√Ñ√∂‚àö√ë‚àö¬• as style input to bar() command | |