MATLAB Mock Test 3 - Sanfoundry

10%

Question 1 of 10

1. How do we change the nature of the display of the numerical answer?

Use the class command

Not possible

Use the format command

MATLAB provides intuitive display

Question 1 of 10

Question 2 of 10

2. Clear will removes all graphs.

False

True

Question 2 of 10

Question 3 of 10

3. ___________ will give a hint that the file is closed.

Fopen

Gclose

Fclose

clc

Question 3 of 10

Question 4 of 10

4. A student has to find a solution for a system of equations having three variables. He has defined the coefficient matrix as C while the variable matrix as d. He observes that the system is homogeneous. So, to find the solution, he must first check

Homogeneity

Linearity

Consistency

Heterogeneity

Question 4 of 10

Question 5 of 10

5. The method of differentiation in MATLAB is pertinent for getting __________

A certain ordered differential equation, within a range

Any order differential equation

Lower order differential equations

Higher order differential equations

Question 5 of 10

Question 6 of 10

6. The output for diff(p²,q) is _______

2 dp/dq

Error

2*p

Question 6 of 10

Question 7 of 10

7. What is the argument of -1-i in MATLAB?

-7*pi/4

5*pi/4

pi/4

-3*pi/4

Question 7 of 10

Question 8 of 10

8. What will be the output of the following code?

atan2(-1,1)

-pi/4

Error

-.7854

Question 8 of 10

Question 9 of 10

9. We cannot plot a discrete and continuous relationship in the same graph.

True

False

Question 9 of 10

Question 10 of 10

10. Graphs are not suppressed by the ‘;’.

False

True

Question 10 of 10