Numpy Session -2

Which among the below options is a vector?

• 
• 
• 

What output will the image above produce?

• [ [ 65. 60. 70. 58.

  
  

  1.70. 1.65. 1.72. 1.60. ]]

• [ [ 1.70. 1.65. 1.72. 1.60

  
  

  65. 60. 70. 58. ] ]

mass = mass_height[0,0:4]

This will print which among the below options?

• First row, Second column

• First row, all columns

• All row. First column

duaa = mass_height(: , 3)

print(duaa)

What will be the output of the following code?

• first rows , fourth column

• no rows , third column

• all rows , third column

How to reverse an array which function among the following options is used?

• reverse()

• transpose()

• transform()

What does the word "appending" mean?

• adding something extra

• changing something

Which function below is used to add an extra row in an existing table?

• vstack()

• hstack()

• transpose()

Which function is used to add extra column to an existing table ?

• hstack()

• transpose()

• vstack()

What would be the output of the following code ?

• 15 18 16 20 19

  
  

  18 16 17 15 20

• 33 34 33 35 39

• [ 15 18 16 20 19

  18 16 17 15 20

  33 34 33 35 39 ]

2**2 ----- What output will this produce?

• 2

• 4

• 8

• 0