1) The prayer in which two nafl rakah are performed at the time of entering the mosque and before sitting is called:

1. Tahiyya-tul-Masjid.
2. Salat at-Tawba.
3. Duha.
4. Witr.

2) Identify one of the benefits of voluntary prayers.

1. Voluntary prayers can be used to replace the obligatory ones if a person does not have the time to pray.
2. Voluntary prayers can be used to make up the deficiency or lacking in one's obligatory prayers at the time of reckoning.
3. A person is absolved from praying his obligatory prayers if he is habitual in offering his voluntary ones.
4. None of the above.

3) Nafl prayers can be divided into:

1. two categories.
2. three categories.
3. four categories.
4. five categories.

4) Identify the difference between fard and nafl prayers.

1. Fard prayers are voluntary whereas nafl prayers are not.
2. Neglecting the fard prayer is a sin as opposed to neglecting the nafl prayer.
3. Fard literally means extra whereas nafl means essential prayer.
4. Offering the fard prayer is a rewardable act whereas offering the nafl prayer has no reward.

5) Witr can be prayed:

1. in one way.
2. in multiple ways.
3. at any time of the day.
4. in two ways.

6) The Witr prayer is performed:

1. before the Isha prayer.
2. before the Magrib prayer.
3. after the Fajr prayer.
4. after Isha prayer and can be prayed before the time for Fajr prayer starts.

7) Which rakah did the Prophet Muhammad never leave under any circumstances?

1. The two rakah after the obligatory Isha prayer.
2. The four rakah before the obligatory Dhuhr prayer.
3. The two rakah before the obligatory Asr prayer.
4. The two rakah after the obligatory Maghrib prayer.

8) Identify an obligatory prayer.

1. Duha.
2. Dhuhr.
3. Tahiyya-tul-Masjid.
4. Fard.