FREE MATLAB Interface Questions and Answers

Question 1

Which functions help you save and load variables?

Accepted Answer

">> save Lays a b
>> load('myfile.mat')"

Answer

">> save Lays {a b}
>> load myfile.mat"

Answer

">> save Lays [a,b]
>> load('myfile.mat')"

Answer

">> save Lays “a,b”
>> load(myfile.mat)"

Question 2

Where do we need to store a function to call it in other programs?

Accepted Answer

The bin folder

Answer

Anywhere

Answer

Desktop

Answer

The MATLAB folder

Question 3

What are the differences between the commands "help" and "search for"?

Accepted Answer

Help returns the entire set while look for returns specific commands

Answer

Syntactical difference

Answer

No difference

Answer

Help returns all the toolbox while look for returns a single toolbox

Question 4

What does the Workspace not display?

Accepted Answer

Time of variable generation

Answer

Standard deviation of the variable values

Answer

Nature of the variables

Answer

Class of the variables

Question 5

How may the execution of a series of commands be stopped?

Accepted Answer

Press Ctrl +c

Answer

Cannot be stopped

Answer

Quit

Answer

Only usage of debugging mode is possible in MATLAB

Question 6

What do MATLAB MEX files do?

Accepted Answer

Allows the user to combine C source files with Matlab files

Answer

Helps to analyze commands in MATLAB

Answer

No such thing as MEX files

Answer

Same as MAT files

Question 7

The MATLAB-generated graph windows can be closed using the _________ function.

Accepted Answer

Close all

Answer

Close graphs

Answer

End all

Answer

Delete graphs