Words of old English were full of endings.()

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第1题：

The Ezonexam LAN is upgrading all devices to operate in full duplex. Which statement is true about full-duplex Ethernet in comparison to half-duplex Ethernet?

A．Full-duplex Ethernet uses two wires to send and receive. Half-duplex Ethernet uses one wire to send and receive

B．Full-duplex Ethernet consists of a shared cable segment. Half-duplex Ethernet provides a point-to-point link

C．Full-duplex Ethernet can provide higher throughout than can half-duplex Ethernet of the same bandwidth

D．Full-duplex Ethernet uses a loopback circuit to detect collisions. Half-duplex ethernet uses a jam signal

E．None of the above

正确答案：C

第2题：

He bought a( an ) ( ) table from an old lady the other day.

A、round/ old/ rosewood

B、rosewood/ old/ round

C、old/ round/ rosewood

D、old/ rosewood/ round

参考答案：A

第3题：

在生产者消费者问题中,消费者执行Wait(full)后阻塞的原因是()。

A.full=0

B.full>1

C.full<1

D.full=1

答案：A

解析：生产者运行的同时，消费者也在运行，因为是full=0，导致消费者对full的p操作被阻塞，此时消费者的执行就被阻塞。

第4题：

Janet as well as the other young people who__________sent abroad by the government
__________brought up in the small town．

A.was：was
B.was；were
C.were；were
D.were；was

答案：D

解析：

引出定语从句的关系代词作从句的主语，而它又前指复数名词people，所以考虑到主谓一致谓语动词用were。一个名词后有as well as引出的短语时．单复数仍然以那个名词本身的单复数确定。此处主句主语是Janet，单数第三人称，所以谓语用was。故选D。

第5题：

在VB中,认为下面哪两个变量名是相同的:( )

A、English和Engl_ish

B、English和ENGLISH

C、English和Engl

D、English和England

正确答案：B

第6题：

A: Where()you last week? B: I()in Alabama.

A、were/were

B、was/is

C、were/was

D、was/were

答案：C

第7题：

Whichofthefollowingrolesmustbegrantedtoausertoperformafulldatabaseimport?()

A.CONNECT

B.IMP_FULL_DATABASE

C.FULL_EXPORT_PRIVS

D.RESOURCE

E.FULL_IMPORT_PRIVS

参考答案：B

第8题：

You want to upgrade the Ezonexam LAN so that all ports operate in full duplex mode. Which statement is true about full-duplex Ethernet when comparing to half-duplex Ethernet?

A．Full-duplex Ethernet consists of a shared cable segment. Half-duplex provides a point-to-point link

B．Full-duplex Ethernet uses two wires to send and receive. Half-duplex Ethernet uses one wire to send and receive

C．Full-duplex Ethernet can provide higher throughput than can half-duplex Ethernet of the same bandwidth

D．Full-duplex Ethernet uses a loopback circuit to detect collisions. Half-duplex Ethernet uses a jam signal

E．None of the above

正确答案：C

第9题：

Janet as well as the other young people who ____ sent abroad by government ___ brought up in the small town.

A. was;was
B. was;were
C. were ;were
D. were ;was

答案：D

解析：

引出定语从句的关系代词作从句的主语，而它又前指复数名词“people”，所以考虑到主谓一致谓语动词用“were”。一个名词后有“as well as”引出的短语时，单复数仍然以那个名词本身的单复数确定。此处主句主语是“Janet"，单数第三人称，所以谓语用“was”。故选D。

第10题：

配置SELinux选项永久起效的命令是（）。

A．setsebool -p ftpd_full_access on

B．setsebool -P ftpd_full_access on

C．SELinux -P ftpd_full_access on

D．SELinux -p ftpd_full_access on

setsebool -P ftpd_full_access on

Words of old English were full of endings.()

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