Hbase组件部分包括（） A: hbase-client B: Zookeepe C: Hmaste D: HRegionServe

client访问hbase上数据的过程需要Master参与。

HBase架构中作为元数据入口的组件是（） A: Client B: Maste C: RegionServe D: ZooKeepe

以下关于HBase的描述,正确的是 A: HBase是一种分布式列存储数据库 B: Hbase集群中一般存在Client、HMaster、HRegionServer和Zookeeper四种角色 C: HBase的行键在数据表中都是按字典排序的 D: HBase的列簇可动态扩展

Client使用HBase的（ ）机制与Master和Region Server进行通信。 A: Zookeeper B: Chubby C: RPC D: Socket

Listentothedialogueforthelasttimeandfillintheblanksaccordingtowhatyouhaveheard. Receptionist:Hello,sir.MayIhelpyou? Client:Yes,Iwouldlikeasingleroomwithbathjustforacoupleofnights. Receptionist:Haveyoumadeareservation? Client:Yes,Ihave.1__________________________. Receptionist:MayIhaveyourname,please? Client:Yes,2_______________________. Receptionist:Oh,yes,Mr.Johnson.Wehaveyourreservationhere.Wouldyou pleasefilloutthisregistrationcard? Client:Certainly. Receptionist:Yourroomnumberis235,onthesecondfloor.Hereisthekey toyourroom. Client:Thankyou.WhendoIpayfortheroom? Receptionist:3____________________________. Client:Bytheway,doesthepriceincludebreakfast? Receptionist:4_________________________________________. Client:Whereisthedininghall? Receptionist:5______________________________. Client:It’sverykindofyou.Thankyouagain. Receptionist:Youarewelcome.Enjoyyourselfandhaveapleasantstay.

The most important feeling for the nurse to convey to the client in order for the client with personality disorder to accept the nurse is one of() A: Let client feel warm and being care B: Willingness to help C: Remorse for client D: No-nonsense demands with client

Hbase是什么？Hbase的特点是什么？

When working with a client who is depressed, the nurse should initially:() A: Accept what the client says B: Attempt to keep the client occupied C: Try to keep the client from talking too much D: Keep the client’s surroundings bright and gay

下列创建连接的代码中，错误的是（ ）。 A: client = MongoClient() B: client = MongoClient('localhost', 27017) C: client = MongoClient('localhost:27017') D: client = MongoClient('mongodb://localhost:27017')