单项选择题When configuring role-based CLI on a Cisco router,which action will be taken first ?()

A.Create a parser view called "root view."
B.Log in to the router as the root user.
C.Enable the root view on the router.
D.Enable role-based CLI globally on the router using the privileged EXEC mode Cisco IOS command.


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2.多项选择题Which three are distinctions between asymmetric and symmetric algorithms? ()

A.Only symmetric algorithms have a key exchange technology built in
B.Asymmetric algorithms are used quite often as key exchange protocols for symmetricalgorithms
C.Only asymmetric algorithms have a key exchange technology built in
D.Asymmetric algorithms are based on more complex mathematical computations

4.单项选择题Which method is of gaining access to a system that bypasses normal security measures?()

A.Starting a Smurf attack
B.Conducting social engineering
C.Creating a back door
D.Launching a DoS attack

5.单项选择题Which option ensures that data is not modified in transit?()

A.Authorization
B.Confidentiality
C.Authentication
D.Integrity

7.单项选择题When configuring SSH, which is the Cisco minimum recommended modulus value?()

A.2048 bits
B.1024 bits
C.256 bits
D.512 bits

8.单项选择题Which information is stored in the stateful session flow table while using a stateful firewall?()

A.the inside private IP address and the translated inside global IP address
B.the source and destination IP addresses, port numbers,TCP sequencing information, and additional flags for each TCP or UDP connection associated with a particular session
C.the outbound and inbound access rules (ACL entries)
D.all TCP and UDP header information only

10.单项选择题What is the objective of Diffie-Hellman?()

A.used to verify the identity of the peer
B.used between the initiator and the responder to establish a basic security policy
C.used to establish a symmetric shared key via a public key exchange process
D.used for asymmetric public key encryption

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Which statement is true about a Smurf attack?()

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If you click the Configure button along the top of Cisco SDM is graphical interface,which Tasks buttonpermits you to configure such features as SSH, NTP, SNMP, and syslog?()

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When configuring SSH, which is the Cisco minimum recommended modulus value?()

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