Disclaimer: The primary purpose of providing this solution is to assist and support anyone who are unable to complete these courses due to a technical issue or a lack of expertise. This website's information or data are solely for the purpose of knowledge and education.
All Question of the MCQs Present Below for Ease Use Ctrl + F with the question name to find the Answer. All the Best!*****************************************
How to take LinkedIn Skill Assessment
- Login in to your 'LinkedIn' profile
- Click on 'Me'
- Click on 'View Profile'
- Scroll to 'Skills' section
- click on 'Take skill quiz'
- Search for your preferred courses/skills and take up the assessment*******************************************
Q1. From what distribution does the
rand() function return value?
Q2. Based on the code below, c is the _ of a.
Q3. What does the Profiler track?
Q4. Which code block contains the correct syntax for a
Q5. What does
Q6. You have written a function
myfun and want to measure how long it takes to run. Which code segment will return in
t the time in seconds it takes
myfun to run?
Q7. What is
%% used for?
Q8. what is the
. character NOT used for?
Q9. Which function could you use for multiple linear regression?
Q10. For which of these arrays do
mode return the same value?
Q11. You are in the middle of a long MATLAB session where you have performed many analyses and made many plots. You run the following commands, yet a figure window doesn't pop up on the top of your screen with your plot. What might be the issue?
Q12. How do you access the value for the field
name in structure S?
Q13. What built-in definition does i have?
Q14. Which statement is equivalent to this for loop?
Q15. You have plotted values of cosine from -10 to 10 and want to change the x-axis tick marks to every pi, from -3pi to 3pi. Which statement will do that?
Q16. What is the value of
Q17. Which function CANNOT be used to randomly sample data?
Q18. Which choice is correct syntax for a
Q19. What is the result of this code?
Q20. What is true of a handle class object?
Q21. Which choice has a different final result in
f10 than the other three?
Q22. Which choice will NOT give you a 5 x 5 identity matrix?
Q23. Which statement creates this structure?
my_func is a function as follows. What is the value of
a at the end of the code beneath?
Q25. Which statement could create this cell array?
Q26. Which choice adds
b to each row of
Q27. Which choice replaces all
Q28. Which statement returns the roots for the polynomial
x^2 + 2x - 4?
Q29. Which choice is the proper syntax to append a new elements
a to the end of 1x 2 dimensional cell array
Q30. You have loaded a dataset of people's heights into a 100 x 1 array called
height. Which statement will return a 100 x 1 array,
sim_height, with values from a normal distribution with the same mean and variance as your height data?
Q31. Which statement returns a cell array of the strings containing '
Q32. What is the set of possible values that
a may contain?
Q33. Which statement is true about the sparse matrices?
Q34. Which statement using logical indices will result in an error?
Q35. Which statement turns
menu into the variable
Q36. Which code snippet sets a new random seed based on the current time and saves the current settings of the random number generator?
Q37. You have a matrix
data in which each column is mono audio recording from a room in your house. You've noticed that each column has a very different mean and when you plot them all on the same graph, the spread across the y axis make it impossible to see anything. You want to subtract the mean from each column. Which code block will accomplish this?
Q38. Which code block results in an array
b containing the mean values of each array within
Q39. Which statement creates a logical array that is 1 if the element in
passwords contains a digit and 0 if it does not?
Q40. Which is NOT a function that adds text to a plot?
Q41. Which code block most likely produced this graph?
Q42. What kind of files are stored with the .mat extension?
Q43. You would like to randomly reorder every element in array a and put the result into another array b. Which code is NOT necessary to do that?
Q44. Which statement returns (true)?
Q45. Which does E contain?
Q46. Where in the UI can you see what variables have been created, their values, and their class?
Q47. Given the following x and y coordinates, which choice calculates a linear regression for the x and y coordinates, and which plots the points of the x,y data and the regression line on the same graph?
Q48. If you run this piece of code, you will get an error. Why?
Q49. Which command will create a 10-element vector v with values from 1 to 10?
Q50. For a 5 x 5 array, the two subscript index (4,2) indexes the same location as linear index
Q51. What is a difference between global variable and persistent variables?
Q52. How is the random seed for MATLAB's random number generator first initializedin a MATLAB Session?
Q53. At what will MATLAB look first for a called function?
Q54. Which choice is the correct syntax for declaring a function that returns the input value as the output?
Q55. What is the state of a at the end of this code?
Q56. You've just plotted some data and want to change the color behind the lines you've plotted to black. Which code block will accomplish this?
Q57. Which statement will return all the odd numbers from 1 to 9?
Q58. In MATLAB, the
imfilter command performs a convolution operation between an image and a matrix. Suppose you have an image loaded in MATLAB into the variable
img and you apply the following code. The original image appears slightly blurred because the convolution smoothed out the image (removed noise). Why do you think this happened?
Q59. What is the size of
Q60. Which statement reverses vector
Q61. Which command will create a column vector with the values 7, 8, and 9?
Q62. What do you call in the window to see all the variables in the workspace and their classes?
Q63. You wrote a new function named
snap in an m-file and when you call it, you're not getting the output you expect. You previously wrote a different function named
snap, which you think might also be on the search path. Which command can you use to see if the old
snap function is being called?
Q64. What is a reason to save a MAT-file using the
Q65. Which choice cannot add a directory to the search path?
Q66. Which is not a function to plot three-dimensional data?
Q67. What is the reason to save a MAT-file using the v-7.3 flag?
Q68. This graph could be the result of which block of code?
**************************************************Credit for the above notes, goes to the respective owners.If you have any queries, please feel free to ask on the comment section.Please share and support our page!