Q 01/05

How many players from each team are allowed on the court at one time?

A) Five

B) Four

C) Six

D) Seven

Answer · why

A) Five

Substitutions are unlimited, but they can only be made while play is stopped.

Q 02/05

How high above the floor is the rim of a regulation basket?

A) 9 feet

B) 10 feet

C) 11 feet

D) 12 feet

Answer · why

B) 10 feet

The height has never changed since James Naismith hung peach baskets from a gym balcony railing in 1891.

Q 03/05

How many seconds does an NBA team have to attempt a shot after gaining possession?

A) 35

B) 30

C) 24

D) 45

Answer · why

C) 24

The clock was introduced in 1954 to stop stalling; the number came from dividing a 48-minute game by the roughly 120 shots taken in a typical game.

Q 04/05

Which team owner is credited with inventing the 24-second shot clock?

A) Walter Brown

B) Red Auerbach

C) Ned Irish

D) Danny Biasone

Answer · why

D) Danny Biasone

The Syracuse Nationals owner said he took 2,880 seconds and divided by 120 shots to get his number.

Q 05/05

Under NBA and FIBA rules, to what does the shot clock reset after an offensive rebound?

A) 14

B) 20

C) 24

D) 10

Answer · why

A) 14

FIBA made the change in 2014 and the NBA followed in 2018, so a putback chance no longer hands the offense a full new possession.