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Top 59 MATLAB Interview Questions
Entry Junior Mid Senior Expert
MATLAB Theoretical Questions
Q1:
What is the difference between * and .* in MATLAB?
* and .* in MATLAB? Entry
Q2:
What is the difference between Cell and Matrix in MATLAB?
Entry
Q3:
How to stop a MATLAB script if certain conditions are met?
Entry
Q4:
How can you count the occurrences of each element in a vector in MATLAB?
Junior
Q5:
How can you remove NaN values from an array?
NaN values from an array? Junior
Q6:
What is the difference between the & and && logical operators in MATLAB?
& and && logical operators in MATLAB? Junior
Q7:
How to get the type of a variable in MATLAB?
Junior
Q8:
How to convert a 1x1 cell to a character vector or string?
1x1 cell to a character vector or string? Junior
Q9:
What's the difference between who and whos in MATLAB?
who and whos in MATLAB? Junior
Q10:
When is it appropriate to use a Cell array vs. a Struct in Matlab?
Junior
Q11:
How to iterate through each element in an n-dimensional matrix in MATLAB?
n-dimensional matrix in MATLAB? Junior
Q12:
What is the difference between accessing elements in a cell array using parentheses () and curly braces {}?
() and curly braces {}? Junior
Q13:
What types of MATLAB functions do you know?
Junior
Q14:
How many types of breakpoints in MATLAB do you know?
Mid Q15:
Related To: Linear Algebra
How to assign values to a MATLAB matrix on the diagonal with vectorization?
Related To: Linear Algebra Mid Q16:
How to iterate through struct field names in MATLAB?
Mid Q17:
How can you check if a field exists in a nested structure?
Mid Q18:
When would you use a Regular array vs a Cell array?
Mid Q19:
How to define constants properties in a Class?
Mid Q20:
How can you break a loop iteration, if it takes a long time?
Mid Q21:
Name some advantages of using Categorical arrays vs Character arrays
Mid Q22:
How to iterate over the keys and elements of a containers.Map?
containers.Map? Mid Q23:
Is there a foreach in MATLAB? If so, how does it behave if the underlying data changes?
foreach in MATLAB? If so, how does it behave if the underlying data changes? Mid Q24:
How to declare a function in MATLAB with optional arguments?
Mid Q25:
What's the difference between linspace vs the colon : operator for creating vectors in MATLAB?
linspace vs the colon : operator for creating vectors in MATLAB? Mid Q26:
When would you use a function handle in MATLAB?
Mid Q27:
Are there any problems when using eval function in MATLAB?
eval function in MATLAB? Senior Q28:
How to set default values for functions parameters in MATLAB?
Senior Q29:
What are some Best Practices to improve programming in MATLAB?
Senior Q30:
What types of properties in MATLAB do you know?
Senior Q31:
How to create an InputParser in MATLAB?
InputParser in MATLAB? Senior Q32:
What is to overload a function and how to do it in MATLAB?
Senior Q33:
How to wrap a function using varargin and varargout?
varargin and varargout? Senior Q34:
When would you define Constructors in MATLAB?
Senior Q35:
When to use Value classes vs Handle classes?
Senior Q36:
What are some requirements to create nested functions in MATLAB?
Senior Q37:
How can you measure the performance of a code in MATLAB?
Expert Q38:
How to pre-allocate memory when using Numeric Arrays?
Expert Q39:
How to elegantly ignore some return values of a MATLAB function?
Expert Q40:
How to store a large number of matrixes in an array in MATLAB?
Expert Q41:
What are some best practices for creating Constructors in Matlab?
Expert MATLAB Practical Challenges
Q1:
How to find the indices of the maximum (or minimum) value of a matrix?
Junior Q2:
How to divide each row of a matrix by a fixed row in MATLAB?
Junior Q3:
Find closest values before and after from data for b point
b point Junior Q4:
Find elements from A in B and get the index of the found element in B
A in B and get the index of the found element in B Junior Q5:
Select only a specific number of rows fulfilling a condition in MATLAB
Junior Q6:
How to apply a custom function to each element of a matrix or a cell array in MATLAB?
Mid Q7:
How would you access the structure fields dynamically in MATLAB?
Mid Q8:
How to combine efficiently two structures in MATLAB?
Mid Q9:
How to generate the following matrix in MATLAB?
Mid Q10:
Find the closest distance in array using MATLAB
Mid Q11:
Collect a new variable each time a function runs and save it into an array. Implement using MATLAB.
Mid Q12:
Find the most common values in matrix using MATLAB
Mid Q13:
Randomly select k points from N points in MATLAB
k points from N points in MATLAB Mid Q14:
What will the output of the code below?
Senior Q15:
Create a function that normalizes a given array of integer in the given range
Senior Q16:
Compare all elements in arrays using MATLAB
Senior Q17:
Generate a matrix containing all combinations of elements taken from n vectors using MATLAB
n vectors using MATLAB Senior Q18:
How would you execute multiple statements in a MATLAB anonymous function?
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