What does the command udld reset accomplish？（）

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• On switch R1 you issue the "udld enable" global command.  What does this command accomplish？ （）

  A .  Enables all fiber-optic LAN ports for Unidirectional LINK Detection （UDLD） B .  Enables all copper media LAN ports Unidirectional Link Detection （UDLD） C .  Overrides the default UDLS setting for all ports D .  Globally enables all ports on the device for Unidirectional Link Detection （UDLS） E .  None of the other alternatives apply

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• After issuing the "show version" command on your Cisco router, you notice that the image is named "C7200-ajs40-mx". What does the C7200 portion of the filename represent?（）

  A . The memory capacity requirements B . The hardware product platform C . The distribution channel D . The feature capabilities E . The run location and compression statu

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• An administrator issues the command ping 127.0.0.1 from the command line prompt on a PC. If a reply is received, what does this confirm?（）

  A . The PC has connectivity with a local host. B . The PC has connectivity with a Layer 3 device. C . The PC has a default gateway correctly configured. D . The PC has connectivity up to Layer 5 of the OSI model. E . The PC has the TCP/IP protocol stack correctly installed.

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• Refer to the exhibit. What does the command channel-group 1 mode desirable do？ （） https://assets.asklib.com/images/image2/2018073109243663160.jpg

  A . enables LACP unconditionally B . enables PAgP only if a PAgP device is detected C . enables PAgP unconditionally D . enables Etherchannel only E . enables LACP only if a LACP device is detected

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• While logged into a Company switch you issue the following command：   CompanySwitch（config-mst）# instance 10 vlan 11-12   What does this command accomplish？（）

  A .  It enables a PVST+ instance of 10 for vlan 11 and vlan 12 B .  It enables vlan 11 and vlan 12 to be part of the MST region 10 C .  It maps vlan 11 and vlan 12 to the MST instance of 10. D .  It creates an Internal Spanning Tree （IST） instance of 10 for vlan 11 and vlan 12   E .  It create a Common Spanning Tree （CST） instance of 10 for vlan 11 and vlan 12 F .  It starts two instances of MST， one instance for vlan 11 and another instance for vlan 12.

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• An operator needs to create /dir1/dir2/dir3. The /dir1 does not exist. What command can be used to create dir2 and dir3?（）

  A . mkdir /dir1/dir2/dir3 B . mkdir -R dir1/dir2/dir3 C . mkdir -p /dir1/dir2/dir3 D . mkdir -r /dir1/dir2/dir3

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• What does the OSPF command capability vrf-lite achieve？（）

  A . It enables provider edge （PE） specific checks on a router when the OSPF process is associated with the VRF B . It disables provider edge （PE） specific checks on a router when the OSPF process is associated with the VRF C . It enables the exchange of the "VRF-Lite" capability when the OSPF adjacency is formed. D . It disables the MPLS processing on the OSPF learned routes inside the VRF

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• The DBA issues this SQL command: https://assets.asklib.com/images/image2/2018080117142684706.jpg What privileges does the user Scott have at this point?（）

  A . No privileges. B . Only the SELECT privilege. C . Only the CONNECT privilege. D . All the privileges of a default user.

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• Which of the following does the recover command not do？（）  

  A .  Restore archived redo logs. B .  Apply archived redo logs. C .  Restore incremental backups. D .  Apply incremental backups. E .  Restore datafile images.

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• What does the command "IP ARP synchronize" do in a vPC configuration？（）

  A .  Synchronizes ARP entries between vPC peers every five minutes B .  Triggers a manual update of ARP entries from the primary peer to the secondary C .  Enables a bulk loading of ARP entries when a vPC peer is restored D .  Uses the peer-keepalive link to maintain ARP table consistency

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• The DBA issues this SQL command: CREATE USER scott IDENTIFIES by tiger; What privileges does the user Scott have at this point? （）

  A . No privileges. B . Only the SELECT privilege. C . Only the CONNECT privilege. D . All the privileges of a default user.

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• An administrator issues the command ping 127.0.0.1 from the command line prompt on a PC. If a reply is received, what does this confirm?（）

  A . The PC has connectivity with a local host. B . The PC has connectivity with a Layer 3 device. C . The PC has a default gateway correctly configured D . The PC has connectivity up to Layer 5 of the OSI model E . The PC has the TCP/IP protocol stack correctly installed.

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• The Company network administrator has entered the "auto qos voip cisco-phone" command on  switch R1.  What does this command do？（）

  A . It disables the trust boundary feature because the switch knows a Cisco IP phone is attached. B . The switch assigns a CoS value of 5 to incoming packets. C . If a Cisco IP phone is attached and removed， the switch continues to trust the CoS values as  long as the switch is not rebooted. D . It turns on STP to see if a Cisco IP phone is attached. E . If a Cisco IP phone is attached， the switch trusts the CoS. F . None of the other alternatives apply.

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• What does the Character Set Scanner command line utility do？（）

  A . Reports only on any Unicode character conversions required. B . Performs character set conversions to the new specified character set. C . Scans on any character set conversion required， then converts the data. D . Checks for any character definitions that will fail conversion to the new character set.

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• A filesystem fails to mount and running fsck does not resolve the problem. What command should be run next?（）

  A . logform B . savebase C . exportvg D . synclvodm

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• What is the recommended practice regarding UDLD when implementing it in all fiber-optic LANports？（）

  A .  Adjust the default hello timers to three seconds for aggressive mode B .  Enable it in global mode and on every interface you need to support C .  Enable it in global mode to support every individual fiber-optic interface D .  Enable it to create channels containing up to eight parallel links between switche

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• As a candidate for CCNA examination， when you are familiar with the basic commands， if you input thecommand "enable secret level 5 password" in the global mode ， what does it indicate？（）

  A . Set the enable secret command to privilege level 5 B . The enable secret password is hashed using MD5 C . The enable secret password is for accessing exec privilege level 5 D . The enable secret password is hashed using SHA E . The enable secret password is encrypted using Cisco proprietary level 5 encryptio

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• What does UDLD stand for？（）

  A . UniDirectional Loop Detection B . Unspecified Distribution Label Detection C . Unified Distribution Label Direction D . UniDirectional Link Detectio

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• When an ASM instance receives a SHUTDOWN NORMAL command，what command does it pass on to all database instances that rely on the ASM instances disk groups？（）

  A .  TRANSACTIONAL B .  IMMEDIATE C .  ABORT D .  NORMAL

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• What does the mac packet-classify command do when applied to an interface configuration？（）

  A .  It enables MAC ACLs to be applied to only IP packets that enter the interface. B .  It enables MAC ACLs to be applied to only non-IP packets that enter the interface. C .  It enables MAC ACLs to be applied to all packets that enter the interface. D .  It enables MAC ACLs to be used for QoS settings.

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• How does an administrator, logged in as padmin, check what commands have been recently run on the VIO server?（）

  A . lsgcl  B . lsrep  C . padmin_history  D . alog o t console

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• Based on the username global configuration mode command displayed in the exhibit. What does the optionsecret 5 indicate about the enable secret password？（）https://assets.asklib.com/images/image2/2018072315585975684.jpg

  A . It is hashed using MD5 B . It is encrypted using a proprietary Cisco encryption algorithm C . It is hashed using SHA D . It is encrypted using DH group 5

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• A new Company switch was just configured using the "switchport trunk native vlan 7" command.   What does this interface command accomplish？（）

  A .  Causes the interface to apply ISL framing for traffic on VLAN 7 B .  Configures the trunking interface to forward traffic from VLAN 7 C .  Configures the interface to be a trunking port and causes traffic on VLAN 7 to be 802.1q tagged D .  Configures the trunking interface to send traffic from VLAN 7 untagged E .  None of the other alternatives apply

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• Examine the command：   ALTER DATABASE ADD SUPPLEMENTAL LOG DATA （PRIMARY KEY） COLUMNS；   What does the command accomplish？（）

  A . Creates an additional copy of the database online redo log files.  B . Stores the primary key column values of each row involved in a DML operation in the online redo log files.  C . Stores the primary key column values of each row involved in a DML operation in the supplemental log files.  D . Stores the old and new primary key column values of each row involved in a DML operation only when the primary key is modified in the online redo log files.

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