1) Which of following is (are) Google security service(s)?

Question options:

	Android updates
	Verify Apps
	Satetynet
	All of above

Question

2) Which of the following statement is NOT true in term of the security advantage of iOS?

Question options:

	iOS device is easier to path and update comparing to other mobile devices
	iOS is an open system
	Greater market share and public scrutiny means that Apple faces considerable public pressure to keep the platform secure
	iOS devices are difficult to hack

The _______ represents a set of features that enables the user to inform himself whether a security feature is in operation or not and whether the use and provision of services should depend on the security feature.

Question options:

network access security

network domain security

application domain security

visibility and configurability of the security

In mobile security, the attacks that exploit the vulnerabilities of the UMTS security architecture can be generally categorized as __________ attacks.

Question options:

	worm-based
	botnet
	infrastructure-based
	user-based
Question 17

The attack to cellular network that can recover the full cipher state in seconds, without the needing of any known keysreams is called ____________

Question options:

	0cypto-attack
	denial of service attack
	side-channel attack
	none of above
Question 18

__________ is responsible for the radio link between the mobile user and the fixed part of the network in 3G network

Question options:

	MSC
	GPRS
	Node B
	UTRAN
Question 19

The use of ___________ can help preventing eavesdropper from identifying a GSM user by their IMSI

Question options:

	TMSI
	SIM card
	HLR
	VLR
Question 20

Which of the following is NOT security challenge to GSM cellular network?

Question options:

	Designed with little security
	Lack of user visibility
	Vulnerability to the DoS attack
	Flaws in cryptographic algorithms
Question 21

GSM standard has no provision for the integrity protection of the informaiton.

Question options:

	True
	false
Question 22

Which of following is (are) considered as secrutiy challenges to iOS devices?

Question options:

	Apple is historically slow to offer patches for known vulnerabilities fixed in the open source components used in OS X
	Apple also patches their own software flaws on different schedules for different platforms
	Both A and B
	Neither A nor B
Question 23

Which of following represents the third-generation telecommunication technology?

Question options:

	GPRS
	UMTS
	GSM
	EDGE
Question 24

The ______ cellular network requires the use of USIM and exculding the GSM SIM

Question options:

	1G
	2G (GSM)
	3G (UMTS)
	4G LTE