hat is characteristic of work in the 21st century？

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• Which two are characteristics of the IS -IS protocol but not OSPF?（）

  A . forms adjacencies with all neighbors B . supports demand circuit routing C . provides routing support for multiple network layer protocols D . utilizes SPF algorithm E . provides for network scalability by allowing the network to be separated into areas F . three layers of hierarchical routing

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• The suction - force principle of operation is a typical characteristic of （）.

  A . centrifugal pumps B . jet pumps C . propeller pumps D . reciprocating pum

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• Which of the following is a characteristic of a sequence?（）

  A . A sequence will never generate duplicate values B . The MAXVALUE of a sequence can be equal to the MINVALUE C . It is not possible to create a sequence that generates a constant since the INCREMENT value must be greater than zero D . When a sequence cycles back to either the MAXVALUE or MINVALUE, it will always be equal to the specified value of either of these two boundarie

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• Which of the following is a characteristic of a data center core？（）

  A .  Server-to-server traffic always remains in the core layer. B .  The recommended practice is for the core infrastructure to be in Layer 3. C .  The boundary between Layer 2 and Layer 3 should be implemented in the aggregation layer. D .  The Cisco Express Forwarding hashing algorithm is the default， based on the IP address andLayer 4 port. E .  Core layer should run BGP along with an IGP because iBGP has a lower administrativedistance than any IGP.

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• Which of the following is a characteristic of a schema?（）

  A . Foreign key references cannot cross schema boundaries. B . A DB2 user must be created before a schema with the same name can be created. C . If no schema is specified when an object is created, the default schema PUBLIC is used. D . A schema enables the creation of multiple objects in a database without encountering namespace collisions.

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• What is a characteristic of all centrifugal cargo pumps? （）

  A . They are self-priming B . Decreasing the speed of rotation will decrease the discharge pressure C . Opening the discharge valve wider will increase the discharge pressure D . All of the above

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• One characteristic of a lubricating oil adversely affecting the result of centrifuging is （）

  A . high TBN value B . low oil floc point C . low oil demulsibility D . low oil neutralization number

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• Which is characteristic of the Business Delegate pattern？（）

  A .  It decreases complexity by removing a layer of proxy classes. B .  It reduces coupling between tiers by hiding implementation details. C .  It decreases performance due to the lack of caching of remote data. D .  It forces business-tier expectations to be dealt with in the presentation-tier.

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• What is a characteristic of Network Time Protocol？（）

  A . NTP updates are sent in the timezone they are collected in，and the syslog server will adjust based  on the input time. B . NTP authentication verifies the source，not the recipient. C . NTP authentication requires that the recipient has multiple strata clocks to ensure accuracy. D . Secure NTP can be configured to use SHA-1 hashing，since NTP is very insecure. E . A stratum 0 clock should be configured at the core of every network，so it can connect to an accuratetime source.

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• What is NOT a precaution to be taken when topping off? （）

  A . Reduce the loading rate B . Notify the engine room of the procedure C . Maintain communications with the dock man D . Give the operation your undivided attentio

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• Which of the following is not a characteristic of fast switching？（）

  A . Fast switching reducesa routers CPU utilization， compared to process switching B . All packets of a flow， except for the first packet， use the information in the fast cache C . It can be enabled with the interface command ip route-cache D . Fast switching uses a fast cache maintained in a router’s control plane E . The fast cache contains information about how traffic from different data flows should beforwarded F . Even though the fast switching is enabled， the first packet of a flow is still process switched

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• Which of the following is NOT a characteristic of British government?（）

  A、It offers the Queen high political status and supreme power. B、It is both a parliamentary democracy and a constitutional monarchy. C、It is the oldest representative democracy in the world. D、It has no written form of Constitution.

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• W hat is Hester Prynne's crime? ____

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• Queen Elizabeth II is famous for a large collection of hats.

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• ____ is about the study of the characteristics of language varieties.

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• Which of the following is not a characteristic of LANs？

  A．Allowing many computers to transfer information between themselves. B．Moving large amounts of data at a speed of 50 million bits/sec. C．Making computers run faster than they do before connected to a LAN. D．Differing greatly from a distributed system in lots of ways.

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• which of the following is not a characteristic of british government？

  A. It is both a parliamentary democracy and a constitutional monarchy. B. It offers the Queen high political status and supreme power. C. It is the oldest representative democracy in the world. D. It has no written form. of constitution.

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• ____is the study of the characteristics of language varieties, the characteristics of their functions and the characteristics of their speakers as these three constantly interact and change within a s

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• Which of the following is NOT a characteristic of Chomskys TG Grammar？

  A．Innateness. B．Deductive methodology. C．Emphasis on interpretation. D．Emphasis on stimulus-response reinforcement.

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• What is the characteristic of Twitters ads？

  A．Twitter"s ads are actually hidden among ordinary tweets. B．Twitter prefers to use big glossy images to attract people"s attention. C．Twitter"s ads are usually sponsored by big companies like Starbucks D．After three years" trial, Twitter has decided to change its ads style.

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• The primary characteristic of a financial instrument is（）

  A．Legality B．Liquidity C．Differences D．Riskiness

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• Which one of the following is the characteristic of informal words？

  A．Three or more than three syllables B．Greek or Latin origin C．Seldom used in daily conversation D．Not borrowed from Greek, Latin, or French

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• Which is NOT a characteristic of an RISC processor？

  A、a high clock speed B、a highly optimized pipeline C、a few general-purpose registers D、a limited amount of small instructions

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• Which of the following is not a characteristic of an ordinary share？

  A．Fixed rate of dividend B．Voting right C．The shares may be redeemable D．The share has a par value

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