30th
Jul

# Matlab MCQ

• 30th Jul, 2020
• 451 Followers

## Matlab MCQ Quiz

Following are mostly asked Matlab MCQ test that are designed for professionals like you to crack you interviews. You can take this Matlab online test before appearing to you real interview. This Matlab quiz there are around 30+ multiple choice questions on Matlab with four options.

### 1) What is matlab?

• A. Programming platform
• B. Operating System
• C. Mobile Os
• D. First Computer

### 2) Which is the invalid variable name in matlab?

• A. x6
• B. n_factorial
• C. 6x
• D. lastValue

• A. who
• B. which
• C. Type
• D. PWD

• A. Yes
• B. No

• A. pi
• B. inf
• C. i
• D. gravity

### 6) In Matlab, (.*) is used for ___.

• A. multiplying two Arrays
• C. Both A and B
• D. None of the above

### 7) What is the use of abs function in Matlab?

• A. returns the square root of number.
• B. returns magnitude of a number.
• C. returns power of number
• D. None of these

### 8) Matlab command clear x y is used for?

• A. for clearing only variables x and y
• B. for clearing only variables x, y and z
• C. for clearing all variables
• D. None of the above

• A. use of / symbol
• B. use of * symbol
• C. use of \$ symbol
• D. use of % symbol

### 10) Which of the following calculations in Matlab would return the value 1?

• A. 2/2*1
• B. 1+4/5
• C. 3^2/3*3
• D. None of the above

### 11) What symbol precedes all comments in Matlab?

• A. %
• B. \$
• C. @
• D. None of the above

### 12) Matlab stands for __.

• A. Matrix laboratory
• B. Matrix line
• C. Multi laboratory
• D. None of the above

### 13) Index of an Array in Matlab starts with __.

• A. One
• B. zero
• C. Both A and B
• D. All of the above

### 14) What is the return type of angles function in Matlab?

• A. Degrees
• D. Depends on the argument

### 15) What will be the output of atan2(-1 1) in Matlab?

• A. -Ï€/4
• B. -2Ï€/4
• C. -Ï€/2
• D. All of the above

### 16) Which class in Matlab is used to store the complex number?

• A. Complex
• B. Double
• C. Character
• D. None of the above

• A. !=
• B. ==
• C. isequal
• D. =

### 18) Which command in Matlab gives list of user-created variables with dimensions?

• A. who -file filename
• B. who global
• C. who
• D. None of the above

### 19) Which data type is not available in Matlab?

• A. ilaplace
• B. int16
• C. int32
• D. All of the above

### 20) What does the command clc do in Matlab?

• A. Clear all text from the Command Window.
• B. Shows all text on the Command Window.
• C. Both A and B
• D. None of the above

### 21) Which function is used to displays the value of the variable in Matlab?

• A. disp(var_name)
• B. dis(var_name)
• C. abs(var_name)
• D. None of the above

• A. Yes
• B. No

## Matlab Online Test Questions (Matlab FAQs)

### 10) What is MatLab API?

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