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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?（）
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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When installing a cisco wcs，which two ports can be changed during installation？（）
A . https
B . tftp
C . rmi
D . http
E . ft
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When a vessel changes course from one cardinal heading to another cardinal heading whilea djusting the compass，which action should be taken?（）
A . The course change should be made rapidly to prevent transient induced magnetism while passing the intercardinal headings
B . After the new heading is reached，the vessel should steam on that course for at least two minutes before the adjustment
C . During the course change，you should gently tap the compass to remove any error caused by friction on the pivot bearing
D . After steadying on the new heading，the compass card should be slewed by a magnet and allowed to oscillate freely to remove any gaussin error
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The database is configured in ARCHIVELOG mode and regular complete database backups are taken. Theloss of which two types of files may require a recovery with the RESETLOGS option? （）(Choose two)
A . Control files
B . Password files
C . Inactive online redo log file
D . Archived log files required to perform recovery
E . Newly created tablespace which is not backed u
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Which two file types must be included in a closed database backup taken with operating system commands？（）
A . data files
B . control file
C . password file
D . online redo log files
E . initialization parameter file
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https://assets.asklib.com/images/image2/2018073111514791006.jpgAssume session is an HttpSession， and is not referenced anywhere else in ServletA. Which two changes， taken together， ensure that value is equal to “Hello” on line 23？ （）
A . A
B . B
C . C
D . D
E . E
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Which two statements are true about the duplexing of the backups taken by RMAN？（）
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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Which two statements concerning STP state changes are true？ （）
A . Upon bootup，a port transitions from blocking to forwarding because it assumes itself as root.
B . Upon bootup，a port transitions from blocking to listening because it assumes itself as root.
C . Upon bootup，a port transitions from listening to forwarding because it assumes itself as root.
D . If a forwarding port receives no BPDUs by the max_age time limit， it will transition to listening.
E . If a forwarding port receives an inferior BPDU， it will transition to listening.
F . If a blocked port receives no BPDUs by the max_age time limit， it will transition to listening.
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Which two actions， when taken in combination， will result in an effective network security solution？（）
A . develop a policy for securing the network
B . monitor and test network activities for vulnerabilities
C . implement reflexive access lists
D . implement dynamic access lists
E . select and implement a single comprehensive virus protection program
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In the design of a QoS solution， which two factors should be taken into consideration？（）
A . On congested links， all forms of traffic will require some form of QoS.
B . All traffic types and requirements should be examined to determine the number of traffic classes required.
C . In the implementation of link efficiency mechanisms on links that typically transport relatively large packets， header compression will be most efficient.
D . In the implementation of link efficiency mechanisms on links that typically transport relatively small packets， header compression will be most efficient.
E . In the implementation of link efficiency mechanisms on links that typically transport relatively small packets， payload compression will be most efficient.
F . Payload compression provides more available bandwidth and reduces processing delay time.
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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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Given that a scoped attribute cart exist only in a user’s session， which two， taken independently， ensure the scoped attribute cart no longer exists？（）
A . ${cart = null }
B . <c：remove var=”cart” />
C . <c：remove var=”${cart}” />
D . <c：remove var=”cart” scope=”session” />
E . <c：remove scope=”session”>cart</c：remove>
F . <c：remove var=”${cart}” scope=”session” />
G . <c：remove scope=”session”>${cart}</c：remove>
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Given：
https://assets.asklib.com/images/image2/2018080111535949239.png
Which two changes， taken together， would guarantee the output： 1， 2， 3， 4， 5， ？（）
A . move the line 12 print statement into the foo（） method
B . change line 7 to public synchronized void go（） {
C . change the variable declaration on line 2 to private volatile int x；
D . wrap the code inside the foo（） method with a synchronized（ this ） block
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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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You need to recommend which role services must be deployed to support the company’s planned changes. Which two role services should you recommend？（）
A . Health Registration Authority （HRA）
B . Host Credential Authorization Protocol （HCAP）
C . Network Policy Server （NPS）
D . Routing and Remote Access service （RRAS）
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You need to recommend changes to Web1 to ensure that server backups can be performed remotely from Backup1. Which two changes should you include in the recommendation？（）
A . Install Windows PowerShell.
B . Install Windows Server Backup.
C . Modify the Windows Firewall settings.
D . Enable the IIS Management Service feature.
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Examine the following RMAN command:
https://assets.asklib.com/images/image2/201808021135212163.jpg
Which two statements are true regarding the backup taken by using the above RMAN command?（）
A . Only data files and the control file are backed up.
B . Archived redo logs are backed up only I f the database is open during the backup.
C . The backup is deleted after one day, regardless of the default retention policy settings.
D . The backup becomes obsolete after one day, regardless of the default retention policy settings.
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Which two changes and their effect on the system can be tested by using the Database Replay feature？（）
A . multiplexing of the control file
B . adding the redo log member to the database
C . database and operating system upgrades
D . changing the database storage to ASM-managed storage
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When you decide on Campus QoS Design elements, which two statements correctly identify considerations to be taken into account?（）
A . Voice needs to be assigned to the hardware priority queue.
B . Voice needs to be assigned to the software priority queue.
C . Call signaling must have guaranteed bandwidth service.
D . Strict-priority queuing should be limited to 50 percent of the capacity of the link.
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When installing a Cisco WCS， which two ports can be changed during installation？（）
A . HTTPS
B . TFTP
C . RMI
D . HTTP
E . FTP
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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？（）
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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Given:
https://assets.asklib.com/images/image2/2018080117280155348.jpg
https://assets.asklib.com/images/image2/2018080117275178483.jpg
Which two changes, taken together, would guarantee the output: 1, 2, 3, 4, 5, ?（）
A . move the line 12 print statement into the foo() method
B . change line 7 to public synchronized void go() {
C . change the variable declaration on line 2 to private volatile int x;
D . wrap the code inside the foo() method with a synchronized( this ) block
E . wrap the for loop code inside the go() method with a synchronized block synchronized(this){ //for loop code here }
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Given that a scoped attribute cart exists only in a user’s session， which two， taken independently， ensure the scoped attribute cart no longer exists？（）
A .
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Which two passwords must be supplied in order to connect by Telnet to a properly secured Cisco switch and make changes to the device configuration? (Choose two.)（）
A . console password
B . vty password
C . aux password
D . tty password
E . enable secret password
F . username password
