MATLAB Compiler overview - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is the primary purpose of the MATLAB Compiler?

The MATLAB Compiler allows you to convert MATLAB programs into standalone applications or shared libraries that can run outside of MATLAB without requiring a MATLAB license.

beginner

What types of applications can you create using MATLAB Compiler?

You can create standalone desktop applications, shared libraries, and software components that integrate with other programming languages or environments.

beginner

Does a compiled MATLAB application require MATLAB to be installed on the target machine?

No, compiled MATLAB applications do not require MATLAB to be installed. However, they do require the MATLAB Runtime, which is a free set of shared libraries that enables execution of compiled MATLAB applications.

intermediate

What is MATLAB Runtime and why is it important?

MATLAB Runtime is a free, standalone set of shared libraries that enables the execution of compiled MATLAB applications or components on computers without MATLAB installed.

intermediate

Name one limitation of using MATLAB Compiler.

One limitation is that not all MATLAB functions and toolboxes are supported for compilation. Some dynamic features or unsupported toolboxes may not work in compiled applications.

What does MATLAB Compiler produce?

A Only MATLAB scripts

B MATLAB source code only

C Standalone applications and shared libraries

D MATLAB license keys

MATLAB Compiler creates standalone applications and shared libraries that can run without MATLAB.

Which is required to run a compiled MATLAB application on a machine without MATLAB?

A MATLAB Runtime

B Full MATLAB installation

C MATLAB Compiler

D No additional software

MATLAB Runtime is needed to run compiled MATLAB applications on machines without MATLAB.

Can all MATLAB toolboxes be compiled with MATLAB Compiler?

A Yes, all toolboxes are supported

B No, some toolboxes are not supported

C Only Simulink toolboxes are supported

D Toolboxes are irrelevant for compilation

Some MATLAB toolboxes and functions are not supported for compilation.

What is a benefit of using MATLAB Compiler?

A Run MATLAB code without MATLAB license

B Edit MATLAB source code faster

C Automatically debug MATLAB code

D Convert MATLAB code to Python

Compiled applications can run without a MATLAB license using MATLAB Runtime.

Which of the following is NOT a product of MATLAB Compiler?

A Software component

B Shared library

C Standalone executable

D MATLAB script file

MATLAB Compiler does not produce MATLAB script files; it produces executables and libraries.

Explain what MATLAB Compiler does and why it is useful.

Think about how you can share your MATLAB program with someone who does not have MATLAB.

Describe the role of MATLAB Runtime in running compiled MATLAB applications.

Consider what makes running compiled MATLAB code possible on other computers.

Practice

1. What is the main purpose of the MATLAB Compiler?

easy

A. To create standalone applications from MATLAB code

B. To edit MATLAB scripts interactively

C. To debug MATLAB code line by line

D. To convert MATLAB code into Python code

Solution

1. Step 1: Understand MATLAB Compiler's function

   MATLAB Compiler is designed to package MATLAB programs into standalone apps or libraries.

2. Step 2: Compare options with this function

   Only To create standalone applications from MATLAB code describes creating standalone applications, which matches the compiler's purpose.

3. Final Answer:

   To create standalone applications from MATLAB code -> Option A

4. Quick Check:

   MATLAB Compiler = standalone apps [OK]

Hint: Remember: Compiler makes apps, not edits or debugging [OK]

Common Mistakes:

• Confusing compiler with editor or debugger
• Thinking it converts MATLAB to other languages
• Assuming it requires MATLAB installed to run compiled apps

2. Which of the following is the correct command to compile a MATLAB function myfunc.m into a standalone application?

easy

A. run myfunc.m

B. compile myfunc.m

C. build myfunc.m

D. mcc -m myfunc.m

Solution

1. Step 1: Recall MATLAB Compiler command syntax

   The MATLAB Compiler uses the mcc command with flags; -m creates standalone apps.

2. Step 2: Match options with correct syntax

   mcc -m myfunc.m uses mcc -m myfunc.m, which is the correct command to compile a function into an app.

3. Final Answer:

   mcc -m myfunc.m -> Option D

4. Quick Check:

   Compile command = mcc -m [OK]

Hint: Use mcc -m to compile MATLAB apps [OK]

Common Mistakes:

• Using generic words like 'compile' or 'build' instead of mcc
• Trying to run instead of compile
• Omitting the -m flag for standalone apps

3. What will happen if you run a compiled MATLAB application on a computer without MATLAB installed but with MATLAB Runtime installed?

medium

A. The application will open MATLAB editor

B. The application will run normally using MATLAB Runtime

C. The application will run but with limited features

D. The application will fail because MATLAB is required

Solution

1. Step 1: Understand MATLAB Runtime role

   Compiled MATLAB apps run on computers without MATLAB if MATLAB Runtime is installed.

2. Step 2: Evaluate options based on this fact

   The application will run normally using MATLAB Runtime states the app runs normally using MATLAB Runtime, which is correct.

3. Final Answer:

   The application will run normally using MATLAB Runtime -> Option B

4. Quick Check:

   MATLAB Runtime enables running compiled apps [OK]

Hint: MATLAB Runtime runs compiled apps without MATLAB [OK]

Common Mistakes:

• Assuming MATLAB must be installed to run compiled apps
• Thinking features are limited without MATLAB
• Confusing MATLAB Runtime with MATLAB editor

4. You tried to compile app.m using mcc app.m but got an error. What is the likely problem?

medium

A. MATLAB Runtime is not installed

B. The file app.m does not exist

C. Missing the -m flag to specify standalone app

D. You need to run run app.m instead

Solution

1. Step 1: Check the compile command syntax

   The mcc command requires flags like -m to specify output type.

2. Step 2: Identify missing flag causing error

   Using mcc app.m without -m causes error because output type is unclear.

3. Final Answer:

   Missing the -m flag to specify standalone app -> Option C

4. Quick Check:

   mcc needs -m flag for apps [OK]

Hint: Always include -m flag when compiling apps [OK]

Common Mistakes:

• Forgetting the -m flag
• Assuming MATLAB Runtime affects compilation
• Confusing compile and run commands

5. You want to share a MATLAB program with a friend who does not have MATLAB installed. Which steps should you follow to share your program using MATLAB Compiler?

hard

A. Compile your MATLAB code into a standalone app using mcc -m, then send the app and ask your friend to install MATLAB Runtime

B. Send your MATLAB script file and ask your friend to install MATLAB

C. Convert your MATLAB code to Python and send the Python script

D. Send your MATLAB code and ask your friend to install MATLAB Compiler

Solution

1. Step 1: Identify how to share MATLAB code without MATLAB

   MATLAB Compiler creates standalone apps that run without MATLAB but require MATLAB Runtime.

2. Step 2: Choose correct sharing method

   Compile your MATLAB code into a standalone app using mcc -m, then send the app and ask your friend to install MATLAB Runtime correctly describes compiling with mcc -m and sharing the app plus MATLAB Runtime installation.

3. Final Answer:

   Compile your MATLAB code into a standalone app using mcc -m, then send the app and ask your friend to install MATLAB Runtime -> Option A

4. Quick Check:

   Compile + MATLAB Runtime = share without MATLAB [OK]

Hint: Compile app and share with MATLAB Runtime for easy use [OK]

Common Mistakes:

• Sending raw MATLAB scripts without MATLAB installed
• Expecting friend to install MATLAB Compiler
• Trying to convert code manually to other languages