1) In which of the following cases does one have to repeat the entire prayer?

1. If one omits the Takbiratul-Ihram.
2. If one unintentionally adds or subtracts to the number of rakahs.
3. If one is in doubt of the number of rakahs prayed.
4. All of the above.

2) The Arabic word for prostration is:

1. rukn.
2. wajib.
3. salah.
4. sahw.
5. sajdah.

3) Select a false statement.

1. The “prostration of forgetfulness” is not required if one forgets to perform a recommended act of prayer.
2. The “prostration of forgetfulness” is required if one unintentionally leaves out a wajib (obligatory act of prayer).
3. The “prostration of forgetfulness” is not required if one leaves out a rukn (essential component of prayer).
4. None of the above.

4) With regards to mistakes pertaining to which of the following actions is one required to perform the “prostration of forgetfulness”?

1. rakahs.
2. tashahhud.
3. prostration.
4. All of the above.

5) In order to make up for major errors during salah one is required to perform the “prostration of forgetfulness”. How many prostrations are these?

1. One.
2. Two.
3. Three.
4. Four.

6) When is sajdah as-sahw required?

1. Only when you add to the acts of salah.
2. Only when you subtract to the acts of salah.
3. When you forget the number of rakahs and are in doubt.
4. When you add or subtract to the acts of salah.
5. Option C and D.