Explore topic-wise MCQs in Matlab.

This section includes 25 Mcqs, each offering curated multiple-choice questions to sharpen your Matlab knowledge and support exam preparation. Choose a topic below to get started.

1.

The isobject(A) returns a 1 if the _________

A. A is a MATLAB class
B. A is a JAVA class
C. A is a C file
D. A is not a MATLAB class
Answer» B. A is a JAVA class
Discussion
2.

How can we check the history of commands used?

A. By only clicking the up direction button
B. Using the commandhist command
C. Using the commandhistory command
D. Using the cmdhstry command
Answer» D. Using the cmdhstry command
Discussion
3.

The isjava command returns?

A. 1 if the input is a java file
B. 1 if the input is not a java object
C. 1 if the input is a java object
D. 0 if the input is a java object
Answer» D. 0 if the input is a java object
Discussion
4.

All system commands take input within parentheses.

A. True
B. False
Answer» B. False
Discussion
5.

Which of the following command can be used for DOS commands?

A. msdos
B. dos
C. ds
D. not possible in MATLAB
Answer» C. ds
Discussion
6.

The input to the function 'matlab.addons.toolbox.toolboxVersion' is given within ______

A. Parentheses
B. {}
C. []
D. The function doesn't exist
Answer» B. {}
Discussion
7.

License arguments for installing toolboxes are _______

A. Ignored
B. Shown
C. Do not exist
D. Depends on the system
Answer» C. Do not exist
Discussion
8.

A toolbox is same as a function.

A. True
B. False
Answer» C.
Discussion
9.

The function handle given to the timeit command cannot be defined within the timeit function.

A. True
B. False
Answer» C.
Discussion
10.

The input to the unix command should be within _________

A. ()
B. {}
C. []
D. Is not available in MATLAB
Answer» B. {}
Discussion
11.

The input to the system command is not necessarily given within ''.

A. True
B. False
Answer» C.
Discussion
12.

A .mltbx toolbox is written in Java.

A. True
B. False
Answer» C.
Discussion
13.

What does the function matlab.addons.toolbox.installedToolboxes return?

A. A structure
B. A table
C. A structure of arrays
D. An array of structure
Answer» D. An array of structure
Discussion
14.

The amount of memory saved for swap files is more than the physical memory allotted for MATLAB.

A. True
B. False
Answer» C.
Discussion
15.

If the command, given as an input to the system command, gets executed, MATLAB returns a _________

A. 0
B. 1
C. True
D. False
Answer» B. 1
Discussion
16.

What are the contents of the toolbox shown by the matlab.addons.toolbox.installedToolboxes command?

A. Name, Guid
B. Name, Version, Guid
C. Name, package, Guid
D. Name, package,
Answer» C. Name, package, Guid
Discussion
17.

Which of the following command unloads a library from the system?

A. unldlibrary()
B. unloadlibrary()
C. unloadlibrary{}
D. unldlibrary[]
Answer» C. unloadlibrary{}
Discussion
18.

Which of the following method increases the performance of operation?

A. Preallocation
B. Postallocation
C. It's not possible to increase performance
D. Characterization
Answer» B. Postallocation
Discussion
19.

The tick command starts a timer.

A. True
B. False
Answer» C.
Discussion
20.

The timeit function returns the time in ms.

A. True
B. False
Answer» B. False
Discussion
21.

Python files cannot be used in MATLAB.

A. True
B. False
Answer» C.
Discussion
22.

Python commands can be run in MATLAB without Python in the system.

A. True
B. False
Answer» C.
Discussion
23.

The input to the isjava command is given within _________

A. ()
B. []
C. {}
D. Doesn't exist
Answer» B. []
Discussion
24.

The callib command implements the function from a _________

A. library loaded by the loadlibrary() command
B. .h file loaded by the loadlibrary() command
C. c-file loaded by the loadlibrary() command
D. function loaded by the loadlibrary() command
Answer» B. .h file loaded by the loadlibrary() command
Discussion
25.

Windows Registry can be accessed by ___________

A. winqueryreg
B. winreg
C. windowsregistry
D. not possible
Answer» B. winreg
Discussion