How many classes does the Bootstrap grid system have?

What are the two types of media objects in Bootstrap?

How many columns are used for grid system by bootstrap?
 1

.Which of the following class is used for warning purpose ?

Which of the following Bootstrap classes will show a popup-box?

  Which class is a container for progress bars? 

To prevent text from wrapping and ensure it overflows the parent, which class is used?

The text-capitalize utility class only changes the first letter of each word.

The ______ style helps to combine sets of buttons into a group for more complex components.

Which Bootstrap class is responsible for removing the gutters between columns in the grid layout?