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You examine the port statistics on a Cisco Catalyst switch and notice an excessive number offrames are being dropped. Which of the following are possible reasons for the drops？（）
- A、Unknown destination MAC address
- B、Bad cabling
- C、MAC forwarding table is full
- D、Port configured for half duplex
- E、Port configured for full duplex
- F、Network congestion
参考答案
更多 “You examine the port statistics on a Cisco Catalyst switch and notice an excessive number offrames are being dropped. Which of the following are possible reasons for the drops？（）A、Unknown destination MAC addressB、Bad cablingC、MAC forwarding table is fullD、Port configured for half duplexE、Port configured for full duplexF、Network congestion” 相关考题
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单选题In order to detect rot in manila lines，you should（）.A
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考题
单选题If you （） the equipment more carefully before sail, we （） so much trouble now.A
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单选题Examine this statement: SELECT student_id, gpa FROM student_grades WHERE gpa value; You run the statement once, and when prompted you enter a value of 2.0. A report is produced. What happens when you run the statement a second time?（）A
An error is returned.B
You are prompted to enter a new value.C
A report is produced that matches the first report produced.D
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考题
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log.trc B
default.trc C
ERRORLOG D
SQLAGENT
考题
单选题You have a computer that runs Windows 7. You configure the computer to automatically install all updates.You need to verify whether a specific update is installed. What should you do?（）A
In Event Viewer， examine the Application log.B
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考题
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From Scheduled Tasks, examine the log.B
From Event Viewer, examine the system log.C
From Windows Backup, enable detailed logging and then perform a manual backup.D
From Windows Explorer, examine the files in the %systemroot%/system32/LogFiles folder.
考题
单选题You are the network administrator for. You are the administrator of a Windows Server 2003 computer named TestKing3. Newly hired employees recently started storing files on TestKing3. Now users report that Testking3 is responding much slower than it did before the additional users were added. You suspect the disk subsystem needs to be upgraded to accommodate the additional user load. You need to confirm whether the disk subsystem on TestKing3 needs to be upgraded. What should you do?（）A
Configure a Performance Logs and Alerts on the %Free space counter.B
Use Device Manager to populate volume settings and examine the properties of the disk drives on TestKing3.C
Use Event View to examine the system logs and search the system logs for event logs for events generated by the disk event source.D
Use System Monitor to monitor counters based on the PhysicalDisk object
考题
多选题Examine the SQL statements that creates ORDERS table: For which columns would an index be automatically created when you execute the above SQL statement? （）ASER_NOBORDER_IDCSTATUSDPROD_IDEORD_TOTALFComposite index on ORDER_ID and ORDER_DATE
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