Which statement is correct regarding the operation of DHCP?() A.A DHCP client uses a ping to detect address conflicts.(ARP)B.A DHCP server uses a gratuitous ARP to detect DHCP clients.C.A DHCP client uses a gratuitous ARP to detect a DHCP server.D.If an address conflict is detected, the address is removed from the pool and an administrator must resolve the conflict.E.If an address conflict is detected, the address removed from the pool for an amount of time configurable by the administrator.F.If an address conflict is detected, the address is removed from the pool and will not be reused until server is rebooted.
Which statement is correct regarding the operation of DHCP?()
A.A DHCP client uses a ping to detect address conflicts.(ARP)
B.A DHCP server uses a gratuitous ARP to detect DHCP clients.
C.A DHCP client uses a gratuitous ARP to detect a DHCP server.
D.If an address conflict is detected, the address is removed from the pool and an administrator must resolve the conflict.
E.If an address conflict is detected, the address removed from the pool for an amount of time configurable by the administrator.
F.If an address conflict is detected, the address is removed from the pool and will not be reused until server is rebooted.
相关考题：
(b) Discuss the key issues which the statement of cash flows highlights regarding the cash flow of the company.(10 marks)
Which statement is true regarding online redefinition for the migration of BasicFile LOBs to SecureFile LOBs?() A. It cannot be done in parallel.B. It can be done at the table level or partition level.C. It does not require additional storage because the operation is done online.D. Local and global indexes are maintained automatically during the operation.
Which statement regarding garbage disposal is correct?A.Records for ground garbage disposal are not required when disposal into the sea occurs more than 25 miles offshoreB.Discharging or transfer of garbage while in port to a shore facility must be recordedC.Maintaining records for the incineration of garbage aboard ship is not requiredD.The recording of garbage disposal should include the approximate weight
Which statement is FALSE regarding the operation of a crane ________．A.The crane jib is raised and lowered by the luffing winchB.The cargo block is raised and lowered by the hoisting winchC.The cargo block is raised and lowered by the luffing winchD.None of the above
Which statement is correct regarding the operation of DHCP?（）A、A DHCP client uses a ping to detect address conflicts.(ARP)B、A DHCP server uses a gratuitous ARP to detect DHCP clients.C、A DHCP client uses a gratuitous ARP to detect a DHCP server.D、If an address conflict is detected, the address is removed from the pool and an administrator must resolve the conflict.E、If an address conflict is detected, the address removed from the pool for an amount of time configurable by the administrator.F、If an address conflict is detected, the address is removed from the pool and will not be reused until server is rebooted.
The Company security administrator wants to prevent DHCP spoofing. Which statement is true about DHCP spoofing operation？（）A、 DHCP spoofing and SPAN cannot be used on the same port of a switch.B、 To prevent a DHCP spoofing， the DHCP server must create a static ARP entry that cannot be updated by a dynamic ARP packet.C、 To prevent a DHCP spoofing， the switch must have DHCP server services disabled and a static entry pointing towards the DHCP server.D、 DHCP spoofing can be prevented by placing all unused ports in an unused VLAN.E、 None of the other alternatives apply.
You are the Cisco Network Designer in Cisco.com. Which statement is correct regarding NBAR and NetFlow?（）A、NBAR examines data in Layers 1 and 4.B、NBAR examines data in Layers 3 and 4.C、NetFlow examines data in Layers 3 and 4.D、NBAR examines data in Layers 2 through 4.
Which statement is correct about the use of the virtual interface on a WLC ？（）A、 Used to relay DHCP messagesB、 Used to communicate with LAPsC、 Used to bring up LWAPP tunnelsD、 Used to extend into the wireless client VLAN
Which statements are correct regarding indexes？ （）A、 When a table is dropped， the corresponding indexes are automatically dropped.B、 For each DML operation performed， the corresponding indexes are automatically updated.C、 Indexes should be created on columns that are frequently referenced as part of an expression.D、 A non-deferrable PRIMARY KEY or UNIQUE KEY constraint in a table automatically creates a uniqueindex.
Which two statements regarding the LOGGING clause of the CREATE TABLESPACE. .. statement are correct？（）A、This clause is not valid for a temporary or undo tablespace.B、If the tablespace is in the NOLOGGING mode， no operation on the tablespace will generate redo.C、The tablespace will be in the NOLOGGING mode by default， if not specified while creating a tablespace.D、The tablespacelevel logging attribute can be overridden by logging specifications at the table， index， materialized view， materialized view log， and partition levels.
You executed the following query： SELECT operation， undo_sql， table_name FROM flashback_transaction_query； Which statement is correct regarding the query output？（） A、It would return information regarding only the last committed transaction.B、It would return only the active transactions in all the undo segments in the database.C、It would return only the committed transactions in all the undo segments in the database.D、It would return both active and committed transactions in all the undo segments in the database.E、It would return information regarding the transactions that began and were committed in the last 30 minutes.
单选题Which statement is true regarding online redefinition for the migration of BasicFile LOBs to SecureFile LOBs？（）A It cannot be done in parallel.B It can be done at the table level or partition level.C It does not require additional storage because the operation is done online.D Local and global indexes are maintained automatically during the operation.
多选题Which two statements regarding the LOGGING clause of the CREATE TABLESPACE. .. statement are correct？（）AThis clause is not valid for a temporary or undo tablespace.BIf the tablespace is in the NOLOGGING mode， no operation on the tablespace will generate redo.CThe tablespace will be in the NOLOGGING mode by default， if not specified while creating a tablespace.DThe tablespacelevel logging attribute can be overridden by logging specifications at the table， index， materialized view， materialized view log， and partition levels.
多选题Which statements are correct regarding indexes？ （）AWhen a table is dropped， the corresponding indexes are automatically dropped.BFor each DML operation performed， the corresponding indexes are automatically updated.CIndexes should be created on columns that are frequently referenced as part of an expression.DA non-deferrable PRIMARY KEY or UNIQUE KEY constraint in a table automatically creates a uniqueindex.
单选题The Company security administrator wants to prevent DHCP spoofing. Which statement is true about DHCP spoofing operation？（）A DHCP spoofing and SPAN cannot be used on the same port of a switch.B To prevent a DHCP spoofing， the DHCP server must create a static ARP entry that cannot be updated by a dynamic ARP packet.C To prevent a DHCP spoofing， the switch must have DHCP server services disabled and a static entry pointing towards the DHCP server.D DHCP spoofing can be prevented by placing all unused ports in an unused VLAN.E None of the other alternatives apply.
单选题You executed the following SQL statement to shrink the EMPLOYEES table segment stored in the EXAMPLE tablespace: ALTER TABLE employees SHRINK SPACE CASCADE; Which statement is correct in this scenario?（）AThe EMPLOYEES table will be changed to read-only mode during the shrink operation.BThe indexes created on the EMPLOYEES table will need to be rebuilt after the shrink operation is over.CThe shrink behavior will be cascaded to all dependent segments of the table that support a shrink operation.DData manipulation language (DML) operations will not be possible on the EMPLOYEES table during the COMPACTION phase of the shrink operation.
单选题Which statement is correct regarding NBAR and NetFlow？（）ANetFlow uses five key fields for the flowBNBAR examines data in Layers 3 and 4CNetFlow examines data in Layers 3 and 4DNBAR examines data in Layers 2 through 4ENetFlow examines data in Layers 2 through 4
多选题Which two statements regarding the Flashback Table feature are correct?（）AFlashback Table can be performed on system tables.BFlashback Table operation does not shrink the segments.CFlashback Table uses log mining to extract SQL_REDO and SQL_UNDO statements.DFlashback Table operation acquires exclusive data manipulation language (DML) locks.
单选题Which statement is most correct regarding vNICs and VLANs?（）Aonly the default vlan has traffic that is taggedBAll vNICs have to be associated with one or more VLANs except for the default vlanCvlan must be configured before configuring them into a vNICDTagging is done by the operating system NIC if the flag is set to tag traffic
单选题Which statement is correct regarding exception traffic processing?（）AException traffic is only handled by the PFEBException traffic is rate-limited across the internal link to protect the RECException traffic is not prioritized during times of congestionDException traffic is forwarded based on forwarding table entries
多选题Which two statements regarding the LOGGING clause of the CREATE TABLESPACE... statement are correct？（）AThis clause is not valid for a temporary or undo tablespace.BIf the tablespace is in the NOLOGGING mode，no operation on the tablespace will generate redo.CThe tablespace will be in the NOLOGGING mode by default，if not specified while creating a tablespace.DThe tablespace-level logging attribute can be overridden by logging specifications at the table，index， materialized view，materialized view log，and partition levels.
单选题Which statement is correct regarding the operation of DHCP?（）AA DHCP client uses a ping to detect address conflicts.BA DHCP server uses a gratuitous ARP to detect DHCP clients.CA DHCP client uses a gratuitous ARP to detect a DHCP server.DIf an address conflict is detected, the address is removed from the pool and an administrator must resolve the conflict.EIf an address conflict is detected, the address removed from the pool for an amount of time configurable by the administrator.FIf an address conflict is detected, the address is removed from the pool and will not be reused until server is rebooted.
单选题You executed the following query： SELECT operation， undo_sql， table_name FROM flashback_transaction_query； Which statement is correct regarding the query output？（）AIt would return information regarding only the last committed transaction.BIt would return only the active transactions in all the undo segments in the database.CIt would return only the committed transactions in all the undo segments in the database.DIt would return both active and committed transactions in all the undo segments in the database.EIt would return information regarding the transactions that began and were committed in the last 30 minutes.
单选题You executed the following SQL statement to shrink the EMPLOYEES table segment stored in the EXAMPLE tablespace: ALTER TABLE employees SHRINK SPACE CASCADE; Which statement is correct in this scenario?（）AThe data in the segment will be compacted but the high water mark will not be adjusted BThe EMPLOYEES table will be changed to read-only mode during the shrink operation CThe indexes created on the EMPLOYEES table will need to be rebuilt after the shrink operation is overDThe shrink behavior will be cascaded to all dependent segments of the table that support a shrink operation EData manipulation language (DML) operations will not be possible on the EMPLOYEES table during the COMPACTION phase of the shrink operation
单选题Which statement is correct about the use of the virtual interface on a WLC ？（）A Used to relay DHCP messagesB Used to communicate with LAPsC Used to bring up LWAPP tunnelsD Used to extend into the wireless client VLAN
单选题Which statement is generally correct regarding the maintenance requirements for ships under GMDSS（）.ARedundancy of functions of certain equipment will partially meet this requirementBOn-board maintenance provided by a person holding a GMDSS maintainer's license will partially meet the requirementsCShoreside maintenance and scheduled tests and inspections will partially meet this requirementDAll of the above