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Which two statements about the Cisco Aironet Desktop Utility （ADU） are true？ （Choose two.）（）
A . The Aironet Desktop Utility （ADU） can be used to establish the association between the client adapter and the access point， manage authentication to the wireless network， and enable data encryption.
B . The Aironet Desktop Utility （ADU） and the Microsoft Wireless Configuration Manager can be used at the same time to configure the wireless client adapter.
C . The Aironet Desktop Utility （ADU） can support only one wireless client adapter installed and used at a time.
D . The Aironet Desktop Utility （ADU） profile manager feature can create and manage only one profile for the wireless client adapter.
E . When the user selects a different profile in the Aironet Desktop Utility （ADU）， the settings for the wireless client adapter are changed only after a reboot.
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The user SYS creates a job by using the following command:
https://assets.asklib.com/images/image2/2018080116584480510.jpg
Which two statements are true about the job that was created by the preceding command? （）(Choose two.)
A . The job is enabled by default after creation
B . The job is automatically dropped after the end date
C . The job executes with the privileges of the user SYS
D . The globalization environment that exists at the time of the job creation prevails at the job ru
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Which of the following statements are true regarding bridges and switches? (Choose 3.)（）
A . Switches are primarily software based while bridges are hardware based.
B . Both bridges and switches forward Layer 2 broadcasts.
C . Bridges are frequently faster than switches.
D . Switches have a higher number of ports than most bridges.
E . Bridges define broadcast domains while switches define collision domains.
F . Both bridges and switches make forwarding decisions based on Layer 2 addresses.
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Which two statements are true about the Automatic Diagnostic Repository (ADR)?（） (Choose two.)
A . The ADR base keeps all diagnostic information in binary format
B . SQL*Plus provides the ADRI script, which can be used to work with ADR
C . The ADR can be used for problem diagnosis only when the database is open
D . The ADR can be disabled by settting the DIAGNOSTIC_DEST parameter to null
E . The ADR can be used for problem diagnosis even when the database instance is down
F . The ADR base is shared across multiple instance
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Which two statements are true about the command ip route 172.16.3.0 255.255.255.0 192.168.2.4 (Choose two.)（）。
A . It establishes a static route to the 172.16.3.0 network
B . It establishes a static route to the 192.168.2.0 network
C . It configures the router to send any traffic for an unknown destination to the 172.16.3.0 network
D . It configures the router to send any traffic for an unknown destination out the interface with the address 192.168.2.4
E . It uses the default administrative distance
F . It is a route that would be used last if other routes to the same destination exist
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Which of the following statements are true concerning the command ip sla monitor responder typetcpconnect ipaddress 10.1.1.1 port 23？（Choose all that apply.）（）
A . The command will initiate a probe with a destination IP address of 10.1.1.1
B . The command is used on the IP SLA responder and the IP SLA source
C . The command will allow only source address 10.1.1.1 to source probes
D . The command will initiate a probe with a destination Telnet port
E . The command is used to make the router a responder
F . The command will initiate a probe with a source port of 23
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Which of the following statements about authentication responses and conditions is true? （）(Choose two.)
A . When a router receives a failure response, it stops querying authentication methods.
B . When a router receives an error response, it stops querying authentication methods.
C . If the router receives a failure response from an authentication method, it queries the next method.
D . The router does not differentiate between failure and error responses; the authentication process is always interrupted.
E . If it receives no response from the authentication method, a router will determine the error condition on its own; the router also has the option to proceed to the next method in a list if configured accordingly.
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Which of the following statements are true regarding Layer 3 switches？（Choose all that apply.）（）
A . A routed port does not run STP or DTP
B . A routed port is considered to be in a down state if it is not operational at both Layer 1 andLayer 2
C . An SVI is considered to be in a down state if it is not operational at both Layer 1 and Layer 2
D . An SVI is considered to be in a down state only when none of the ports in the correspondingVLAN are active
E . An SVI port does not run 5TP or DTP
F . To create a trunk， an SVI can be logically divided into subinterface
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You performed the RMAN database backup with the KEEP option.Which two statements are true about this backup?（） (Choose two)
A . The KEEP option overrides the configured retention policy
B . The KEEP option is an attribute of an individual backup piece
C . The backup contains only data files and archived redo log files
D . The backup contains data files, the server parameter file and the control file even if the control file auto backup is disabled
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Which three statements are true about the voice VLAN feature on a Catalyst 2950 switch？ （Choose three.）（）
A . The CoS value is trusted for 802.1p or 802.1q tagged traffic.
B . The voice VLAN feature is disabled by default.
C . The IP phone accepts the priority of all tagged and untagged traffic and sets the CoS value to 4.
D . When the voice VLAN feature is enabled， all untagged traffic is sent according to the default CoS priority of the port.
E . PortFast is automatically disabled when a voice VLAN is configured.
F . The default CoS value for incoming traffic is set to 0.
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You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database. Which two statements are true about this backup operation? （）(Choose two.)
A . Backup compression should be enabled
B . Parallelism for the channel should be set to 2
C . All the files must be backed up as backup sets
D . The backup may be stored either on disk or on media with media manager
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Which two statements are true about the duplexing of the backups taken by RMAN? （）(Choose two.)
A . It's only supported for the backups performed on the tape
B . It is not supported for backup operations that produce image copies
C . Duplex backups need a parallelism for the device to be equal to number of copies
D . Duplex backups can be performed to either disk or tape, but cannot be performed on tape and disk simultaneously
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What two statements are true regarding the recommendations received from the SQL Access Advisor?（）(Choose two.)
A . It cannot generate recommendations that support multiple workload queries.
B . It can recommend partitioning on tables provided that the workloads have some predicates and joins on the columns of the NUMBER or DATE type.
C . It can recommend partitioning only on tables that have at least 10,000 rows.
D . It can recommend only B-tree indexes and not bitmap or function-based indexe
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Which of the following statements are true regarding bridges and switches (Choose 3.)（）。
A、Switches are primarily software based while bridges are hardware based.
B、Both bridges and switches forward Layer 2 broadcasts.
C、Bridges are frequently faster than switches.
D、Switches have a higher number of ports than most bridges.
E、Bridges define broadcast domains while switches define collision domains.
F、Both bridges and switches make forwarding decisions based on Layer 2 addresses.
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Refer to the exhibit. Which three statements are true about trust boundaries in the campus network？ （Choose three.）（）https://assets.asklib.com/images/image2/2018072411062788011.jpg
A . A device is trusted if it correctly classifies packets.
B . A device is trusted if it correctly declassifies packets.
C . The outermost trusted devices represent the trust boundary.
D . Classification and marking occur using 802.1ab QoS bits before reaching the trust boundary.
E . Network trust boundaries are automatically configured in IOS version 12.3 and later.
F . For scalability， classification should be done as close to the edge as possible.
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The RECYCLEBIN parameter is set to ON for your database. You drop a table, PRODUCTS, from the SCOTT schema. Which two statements are true regarding the outcome of this action? （）(Choose two)
A . All the related indexes and views are automatically dropped
B . The flashback drop feature can recover only the table structure
C . Only the related indexes are dropped whereas views are invalidated
D . The flashback drop feature can recover both the table structure and its data
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Which two statements are true about the command ip route 172.16.3.0 255.255.255.0 192.168.2.4? (Choose two.)（）
A . It establishes a static route to the 172.16.3.0 network.
B . It establishes a static route to the 192.168.2.0 network.
C . It configures the router to send any traffic for an unknown destination to the 172.16.3.0 network.
D . It configures the router to send any traffic for an unknown destination out the interface with the address 192.168.2.4.
E . It uses the default administrative distance.
F . It is a route that would be used last if other routes to the same destination exist.
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To enable faster incremental backups, you enabled block change tracking for the database.Which two statements are true about the block change tracking file? （）(Choose two.)
A . Multiple change tracking files can be created for a database.
B . The change tracking file must be created after the first level 0 backup.
C . RMAN does not support backup and recovery of the change tracking file.
D . The database clears the change tracking file and starts tracking changes again, after whole database restore and recovery operations.
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Which statements about the MEMORY_TARGET initialization parameter are true?（） (Choose all that apply.)
A . MEMORY_TARGET can be increased up to the value of MEMORY_MAX_TARGET, if MEMORY_MAX_TARGET is set to a value greater than zero
B . MEMORY_MAX_TARGET defaults to a value of zero if MEMORY_TARGET is not set
C . MEMORY_TARGET represents the total amount of memory that can be allocated to SGA and PGA memory structures.
D . MEMORY_TARGET is static and cannot be modified without shutting down the instance
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Which two statements about the SQL Management Base (SMB) are true? （）(Choose two.)
A . It contains only SQL profiles generated by SQL Tuning Advisor.
B . It stores plans generated by the optimizer using a stored outline.
C . It is part of the data dictionary and stored in the SYSAUX tablespace.
D . It is part of the data dictionary and stored in the SYSTEM tablespace.
E . It contains the statement log, the plan history, plan baselines, and SQL profiles.
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Refer to the exhibit. Which two statements are true about the partial configuration that is provided. （Choose two.） （）https://assets.asklib.com/images/image2/2018072410292679629.jpg
A . All the configured neighbors are in autonomous system 100.
B . The peer group shortens the IBGP configuration.
C . The peer group shortens the EBGP configuration.
D . Only the outgoing filters are applied to BGP updates.
E . Three AS-path filters are applied to each BGP neighbor.
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Which two of the following statements are true about HSRP load sharing?（） (Choose two)
A . It is achieved by using more than one HSRP group.
B . It is done in regards to either round robin or weight basis.
C . It is used to offload the active router in a certain HSRP group.
D . Single group HSRP is used to achieve more efficient link utilization.
E . The return traffic is influenced by HSRP load sharing configuration.
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Trading – the exchange of goods and services – is the only most basic activity of the mankind. (Please judge the statement according to the information of lessen One. Choose “True” if you believe it is true or “False” if not.)()
此题为判断题(对，错)。
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If imports and exports are balanced, it is the job of the government to correct a deficit or adjust the trade policies. (Please judge the statement according to the information of lessen One. Choose “True” if you believe it is true or “False” if not.)()
此题为判断题(对，错)。
