End users are failing to log in to the network. Which comman

第1题：

ABC Company has 1500 managed devices and 15，000 end users on a campus network. LANManagement Solution （LMS） is being deployed as the network management application. What is the recommended number of network management server（s）？（）

• A、 1
• B、 2
• C、 3
• D、 4

第2题：

You replaced your Layer 3 switch， which is the default gateway of the end users. Many users cannot access anything now， including email， Internet， and other applications， although other users do not have any issues. All of the applications are hosted in an outsourced data center. In order to fix the problem， which one of these actions should you take？（）

• A、Clear the MAC address table in the switch.
• B、Clear the ARP cache in the switch.
• C、Clear the ARP cache in the end devices.
• D、Clear the ARP cache in the application servers.

第3题：

第4题：

A system’s backups are failing. Error log analysis indicates that there is either a hardware or media problem. Which command is used to determine if there is a hardware problem with the tape drive？（）

• A、diag
• B、lscfg
• C、lsdev
• D、cfgmgr

第5题：

A user is unable to connect to the network. A network technician is able to determine that there is a problem on the switch. All other users on that switch are able to connect successfully to the network. Which of the following is a probable cause？（）

• A、Switching loop is occurring on the switch.
• B、Wrong subnet mask on the switch.
• C、Incorrect SNMP settings on the switch.
• D、Port is misconfigured on the switch.

第6题：

A user in your company has a laptop， which he uses both， on and off the network. You want to change the users profile to roaming but when you attempt to change the setting， the Roaming profile option is grayed out. How can you change the laptop users profile to roaming？（）

• A、In Control Panel， System， User Profiles Tab， change profile to roaming.
• B、Have him log back into the network.
• C、Change the Profile to a Mandatory User Profile.
• D、Change the profile to a Mandatory Roaming Profile.

第7题：

Users are unable to stay connected to the company's wireless network. Several times throughout the day the users' signals are dropped and they are forced to reconnect to the network. A technician determines the network cabling that supplies the WAP has been run inside with several power lines. Which of the following is the MOST likely cause of the network issue?（）

• A、Ashort
• B、Open pairs
• C、ESD
• D、EMI

第8题：

第9题：

A network technician is installing a small wireless network. A requirement is that individual users must authenticate using usernames and passwords. Which of the following technologies would support users authenticating with encrypted usernames and passwords?（）

• A、WPA TLS
• B、WPA PEAP
• C、64-bit WEP
• D、128-bit WEP

第10题：

Error log analysis indicates that a disk is starting to fail and will need to be replaced. The failing disk contains multiple logical volumes which span multiple disks. A free disk has been added to the failing disk’s volume group.Which of the following is the most efficient method to move the data from the failing disk to the new disk？（）

• A、Back up the data， remove the failing disk from the volume group， then restore the data to the new disk.
• B、Use the migratepv command to move data from one disk to another and then remove the failing disk from the volume group.
• C、Use the mirrorvg command to mirror the data to the new disk， break the mirror and then remove the failing disk from the volume group.
• D、Create a new filesystem on the new disk and use the mv command to move the data to the new filesystem， and then remove the failing disk from the volume group.