29 Questions
In MATLAB, what does the default variable 'ans' refer to?
An output variable
What is the purpose of using the 'diary' command in MATLAB?
Records a complete MATLAB session
When viewing online documentation for a specific function in MATLAB, which command should be used?
info
What distinguishes array operations from matrix operations in MATLAB?
Underscore (_)
In MATLAB, how is the solution to a system of simultaneous linear equations Ax = b written?
x = inv(A) * b
Which operator is used for exponentiation in MATLAB?
What operation does the MATLAB command in the text perform on matrix A?
Matrix multiplication of A with itself
Which command is NOT used for calculating the inverse of a scalar value in MATLAB?
scalar_inverse()
What is the function of the MATLAB command 'clc'?
Clears the workspace
Which type of file contains a sequence of commands that can be saved and executed repeatedly in MATLAB?
.m file
In MATLAB, what is another term used for script files?
M-files
Which tool is recommended for writing and editing M-files in MATLAB?
MATLAB editor
What is the correct MATLAB syntax to calculate the inverse of matrix A?
inv(A)
In the given example, what is the sum of the elements in the first row of matrix A?
6
Which MATLAB function should be used to compute eigenvalues only, excluding eigenvectors?
eig()
When multiplying two matrices in MATLAB, which operator should be used for element-wise multiplication?
.
What does the MATLAB function 'diag' primarily do when applied to a matrix?
Computes diagonal matrices and diagonals of a matrix
For a square matrix A in MATLAB, what does the command 'A^2' represent?
Matrix multiplication of A with itself
What is the primary purpose of M-File functions in MATLAB?
To accept input arguments and return output arguments
Which keyword indicates the start of a function in MATLAB?
function
What part of an M-File function contains the actual computations?
Function body
How are input arguments specified in the function definition line?
Inside parentheses following the function name
What is the potential issue with script files regarding variable scope?
Variables may overwrite existing workspace variables
Which command is useful for generating displays or outputs in MATLAB?
disp
What is the primary difference between disp and fprintf commands in MATLAB?
disp provides total control, and fprintf is simple to use
Which command is used to plot graphs in MATLAB?
plot
How can you comment multiple lines in a script file in MATLAB?
.-
What function is used to find the factorial of a number in MATLAB?
factorial
Which file extension is recommended for saving an M-file function named 'calculateAverage'?
.m
Test your knowledge on MATLAB function files with this quiz. Learn about file extensions, the purpose of M-File functions, keywords for function declaration, and the part that contains computations in an M-File function.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
