Self-Test

1. SMS guarantees message delivery even if the terminal is turned off when the message is sent.

true

false

2. Short messages cannot be delivered when the mobile telephone is being used for voice calls.

true

false

3. The maximum message size is independent of the network technology.

true

false

4. Short messaging can provide delivery notification when the message arrives at its destination.

true

false

5. Queries to the HLR are performed to find the location of the serving MSC in ___________.

	a.	TDMA		b.	CDMA
	c.	GSM		d.	all of the above

6. The SMSC delivers messages directly to the ___________.

	a.	HLR		b.	VLR
	c.	MSC		d.	BSC

7. SMS is defined only for delivery of messages to mobile phones, not supporting interactive services.

true

false

8. The element in charge of storing short messages when these cannot be delivered to the handset is the ___________.

	a.	MSC		b.	ESME
	c.	SCP		d.	SMSC

9. SMS can support the following services:

	a.	notifications		b.	wireless data
	c.	e-mail		d.	all of the above

10. SMS cannot interact with WAP services.

true

false

11. SMS does not utilize the existing digital network infrastructure.

true

false

12. Which of the following pairs of technologies use IS-41?

	a.	GSM and TDMA		b.	CDMA and GSM
	c.	TDMA and CDMA		d.	all of the above