AN12、AN24、A300、A310、A320、A330等机型是空客系列飞机。

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  A .  SYSDATE should not be used with TIMESTAMP. B .  The database must have multiplexed redo log files. C .  The database must be in the MOUNT state to execute the command. D .  The database must be opened with the RESETLOGS option after the flashback operation. E .  The entire database needs to be restored from the most recent backup before the flashback operation.

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• Refer to the exhibit. Which configuration would correctly enable Host A to acquire an IP address from the DHCP server that is located at 10.1.2.10/24? （）https://assets.asklib.com/images/image2/201807301525026565.jpg

  A . ASw1(config)# interface range FastEthernet 0/1 - 24 ASw1(config - if - range)# ip forward - protocol udp 67 ASw1(config - if - range)# ip forward - protocol udp 68 B . ASw1(config)# interface range FastEthernet 0/1 - 24 ASw1(config - if - range)# ip helper - address 10.1.2.10 C . RTA(config)# interface fastethernet0/0 RTA(config -if)# ip forward- protocol udp 67 RTA(config - if)# ip forwar d- protocol udp 68 D . RTA(config)# interface fastethernet0/1 RTA(config -if)# ip forward- protocol udp 67 RTA(config -if)# ip forward- protocol udp 68 E . RTA(config)# interface fastethernet0/0 RTA(config - if)# ip helper - address 10.1.2.10 F . RTA(config)# in terface fastethernet0/1 RTA(config - if)# ip helper - address 10.1.2.10

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• An example of an anchor which has a stock is a（）.

  A . Bruce anchor B . Dunn anchor C . Hook anchor D . LWT anchor

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• Which of these tables is used by an LSR to perform a forwarding lookup for a packet destined to an address within an RFC 4364 VPN？（）

  A . CEF B . FIB C . LFIB D . IGP

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• For a ship not on an international voyage，an approved substitute for an impulse projected rocket-type line throwing appliance is a（）.

  A . spring loaded line thrower B . hand thrown buoyant line C . shoulder-type line throwing gun D . heaving line

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• For an OSV not on an international voyage，an approved substitute for an impulse projected type line throwing appliance is a（）.

  A . spring-loaded line thrower B . hand thrown buoyant line C . shoulder type line throwing gun D . heaving line

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• A bank opens an L/C at the request of the importer. It is a (an)（）.

  A . A．issuing bank.　　 B . B．applicant C . C．seller　　 D . D．informing bank

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• Which of these tables is used by an LSR to perform a forwarding lookup for a packet destined to an address within an RFC 4364 VPN？（）

  A . CEF B . FIB C . LFIB D . IGP

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• You are working on a 24x7 （available 24 hours per day， 7 days per week） production database. An operating system （OS） user deletes the alert log file accidentally. Which statement in this scenario is true？（）

  A . The database crashes. B . The DBA needs to re-create the file. C . The file gets re-created automatically. D . The file gets restored automatically from the last backup. E . The DBA needs to perform a complete database recovery. F . The DBA needs to perform an incomplete database recovery.

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• You are working on an Oracle Database 10g database. Because of data loss， you decided to perform a Flashback Database operation using the following command：  SQL> FLASHBACK DATABASE TO TIMESTAMP（SYSDATE 5/24）;  Which two statements are true？ （）

  A . SYSDATE should not be used with TIMESTAMP. B . The database must have multiplexed redo log files. C . The database must be in the MOUNT state to execute the command. D . The database must be opened with the RESETLOGS option after the flashback operation. E . The entire database needs to be restored from the most recent backup before the flashback operation.

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• To examine the Exhibit， press the Exhibit button. The system administrator notices a system with routing cannot communicate with a system with an ip address 192.24.34.6. Using the information provided in the exhibit， what is the most likely reason？（）

  A . The named is not running B . The default gateway is not set C . The NIS master server is down D . Ipforwarding is not turned o

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• A network administrator receives an error message while tring to configure the Ethernet interface of a router with IP address 10.24.24.24/29.which statement explains the reason for this issue?（）

  A . The address is a broadcast address B . The Ehernet interface is faulty C . VLSM-capable routing protocols must be enable first on the router. D . This address is a network address.

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• A customer has a requirement for Disaster Recovery for compliance within their industry. Theyhave an RPO of 4 hours and an RTO of 24 hours. Cost is a consideration. What is the most costeffective DR implementation？（）

  A . a disk-to-disk backup solution keeping all storage in the data center B . a backup solution that includes magnetic tape that is shipped to an off-site storage facility C . a less powerful copy environment at a hot site with asynchronous mirroring and cluster technology D . an exact copy of the primary environment at a hot site with remote mirroring and cluster technology

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  A . 终端配置的用户名和密码不正确 B . R-UIM卡需要CAVE鉴权但AN-AAA不支持 C . 该号码的用户在AN-AAA中没有开户信息 D . R-UIM卡需要CAVE鉴权，AN-AAA已开户，但HLR/AC中未激活

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• 点在运动过程中，在下列条件下，各作何种运动？① aτ=0，an=0（答）：（ ）；② aτ≠0，an=0（答）：（ ）；③ aτ=0，an≠0（答）：（ ）；④ aτ≠0，an≠0（答）：（ ）；

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• Sandra: Hi. My 1 For a graduation gift 1 is Sandra Smith. I am a 12 . Debbie: Hello! I am Debbie Diaz. Nice to 13 you ! Kim Kimal: Hi, My name is Kim Kimal. I am a 14 and an 15 .

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• 一列数排成一排a1，a2，a3，…，an，…，满足an+1=1-1/(an+1)，若a1=1，则a2007=()。

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• UTES AT NIGHT)◑The train service to the airport runs 24 hours a day.◑Airport trains leave Platform. 3 at 20 minutes past the hour.◑The airport express takes half an hour at night.

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• An aircraft dispatcher shall receive at least 24 consecutive hours of rest during

  A、every 7 consecutive days. B、Any 7 consecutive days or the equivalent thereof within any calendar month. C、Each calendar week.

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• 用AN指令改变工作号的密码时，正确的输入格式是（)A.AN：123A/66B.AN:123A/6666C.AN:123A/666666D.

  用AN指令改变工作号的密码时，正确的输入格式是() A.AN：123A/66 B.AN:123A/6666 C.AN:123A/666666 D.AN:123A/6A

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• 已知等差数列{an}，an+2=2an+1-3n+1，则第5项a5等于（） （A)23 （B)20 （C)17 （D)14

  已知等差数列{an}，an+2=2an+1-3n+1，则第5项a5等于（） (A)23 (B)20 (C)17 (D)14

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• 多项式A（x)=anXn+an-1Xn-1+…+a1X+a0的线性表表示法有下列两种可能的形式： A=（n,an,an-1，…，a1，a0

  多项式A(x)=anXn+an-1Xn-1+…+a1X+a0的线性表表示法有下列两种可能的形式： A=(n,an,an-1，…，a1，a0) A=(m，1m-1，bm-1，1m-2，bm-2，…，10，b0) 其中：m为非零项的个数，1i，bi分别为非零项的指数和系数。试分析： 两种表示方法对存储空间的需要情况；

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• Developing an acquisition plan after a recent takeover is an example of a single－use p

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• A/An _ computer will be an indispensable diagnostic tool for doctors.

  A．essential B．intelligent C．smart D．sentient

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