Module 1 Part 1 Review

Question 1

What is the MATLAB function that returns the magnitude of a matrix (and the distance between a point and the origin)

Accepted Answer

norm

Question 2

When writing a function how should it be started?

Accepted Answer

function [outputs] = function_name(inputs)

Question 3

A(1,3) is:

Accepted Answer

7

Question 4

What is the MATLAB function name for average?

Accepted Answer

mean

Question 5

Which of the following is a proper MATLAB file name?

Accepted Answer

area_of_Circle.m

Question 6

How many fields are defined in the structure "s" after these 4 lines of code?

Accepted Answer

3

Question 7

Based on the matrices shown; which one of these is a valid matrix operation?

Accepted Answer

2.*A

Question 8

Carefully read the function definition line - What will be the output if you call: surf_area = cylinder_props(2, 5)

Accepted Answer

The volume of the cylinder with radius 2 and height 5

Question 9

What designates a MATLAB comment?

Accepted Answer

%

Question 10

What are the contents of the variable list after these two MATLAB commands? list = 10:15; list=list(2:end-1)

Accepted Answer

[11 12 13 14]

Question 11

What does the Torchbearer statue hold in its left hand?

Accepted Answer

Goddess of Winged Victory

Question 12

What is the result of A=1:4; B=A.^2 ?

Accepted Answer

B=[1 , 4, 9, 16]

Question 13

What name would be appropriate for a variable about the number of deer?

Accepted Answer

deerNumber

Question 14

What is the proper method to define an anonymous function f(x) ?

Accepted Answer

f=@(x) -2*x.^2+8*x+17;

Question 15

A(2,3) is

Accepted Answer

8

Question 16

A(: , 2) is

Accepted Answer

[ 2; 4; 0]

Question 17

A(2,end)

Accepted Answer

9

Question 18

What differentiates a function from a script? (There may be more than one correct answer).

Accepted Answer

A script shares workspace with the command window, but a function does not, A function begins with a function definition line, Scripts have no input or output variables, Generally, the filename appears in the first line of a function

Question 19

The equivalent MATLAB expression for, A greater than or equal to B is

Accepted Answer

A>=B

Question 20

What character is used to supress the output of a MATLAB statement?

Accepted Answer

;

Question 21

What is the dot operator used for in MATLAB?

Accepted Answer

element by element operations

Module 1 Part 1 Review

Questions 21

Module 1 Part 1 Review

Questions 21