COMP130_Functions Ch02

Which of the following functions computes the remainder of x/y?

• rem()

• abs()

• exp()

• sqrt()

Which of the following rounds 1.4 to 2?

• round(1.4)

• fix(1.4)

• floor(1.4)

• ceil(1.4)

What is output of the following statement?

rad2deg(pi/2)

• 0

• 45

• 90

• 180

Which of the following creates a vector x from 0 to 8 with an increment of 2?

• x = 0 : 2 : 8

• x = 0 : 8 : 2

• x = 2 : 0 : 8

• x = 8 : 2 : 0

Which of the following computes the average value of vector x?

• median(x)

• ave(x)

• mean(x)

• mode(x)

Which of the following cannot create vector X?

• X = [5, 6, 7, 8]

• X = [5 6 7 8]

• X = 5 : 8

• X = 5, 6, 7, 8