Which two statements are true regarding an Ethernet collisio

第1题：

Which two statements regarding firewall user authentication client groups are true?（） (Choose two.)

• A、A client group is a list of clients associated with a group.
• B、A client group is a list of groups associated with a client.
• C、Client groups are referenced in security policy in the same manner in which individual clients are referenced.
• D、Client groups are used to simplify configuration by enabling firewall user authentication without security policy.

第2题：

Which two statements are true regarding an Ethernet collision domain?（）

• A、If a switch is used, the collision domain is limited to each device and the switch
• B、If a hub is used, the collision domain is limited to each device and the hub
• C、If a hub is used, the collision domain includes all devices connected to the hub
• D、If a switch is used, the collision domain includes all devices connected to the switch

第3题：

第4题：

Which two statements regarding asymmetric key encryption are true？（）

• A、The same key is used for encryption and decryption.
• B、It is commonly used to create digital certificate signatures.
• C、It uses two keys： one for encryption and a different key for decryption.
• D、An attacker can decrypt data if the attacker captures the key used for encryption

第5题：

Which two statements are true regarding high-availability chassis clustering？（）

• A、A chassis cluster consists of two devices.
• B、A chassis cluster consists of two or more devices.
• C、Devices participating in a chassis cluster can be different models.
• D、Devices participating in a chassis cluster must be the same models

第6题：

Which two statements are true regarding the role of the Routing Engine (RE)?（）

• A、The RE controls and monitors the chassis.
• B、The RE manages the Packet Forwarding Engine (PFE).
• C、The RE receives a copy of the forwarding table from the forwarding plane.
• D、The RE implements class of service (COS).

第7题：

Which of the following statements is true regarding implementing Live Partition Mobility on two existing POWER6 based systems?（）

• A、The systems must use internal storage for boot purposes. 
• B、All virtualized ethernet adapters must be numbered below 10. 
• C、The mobile partition's network and disk access must be virtualized. 
• D、Each system must be controlled by a different Hardware Management Console (HMC). 

第8题：

第9题：

Which two statements are true regarding L2TP? （）(Choose two.)

• A、Tunnels are initiated by the LAC
• B、Tunnels are initiated by the LNS
• C、By default, subscriber authentication occurs on the LNS
• D、By default, subscriber authentication occurs on the LAC

第10题：

Which two statements are true regarding an Ethernet collision domain?（）

• A、The likelihood of collisions occurring increases when a switch is used.
• B、The likelihood of collisions occurring increases when a hub is used.
• C、If a hub is used, the collision domain is limited to each device and the hub.
• D、If a switch is used, the collision domain is limited to each device and the switch.