单选题A “full service” Loran-C receiver will provide（）.A matching pulse rates of at least 20 stationsB an automatic on-and-off switchC a horizontal matching of all delayed hyperbolic signalsD automatic signal acquisition and cycle matching

A.speed

B.speedy

C.speedily

TCP service is obtained by having both the sender and the receiver create end points, which are called

A．network address

B．supernet address

C．socket

D．IP address

Our company promises to provide good ________ .

A.techniques and equipment

B.chances to develop your skills

C.post-sale services

D.full and direct consultation

A. to provide service internetworking

B. to support transparency for Layer 2 frames

C. as a connection identifier to indicate destination

D. as a mapping to the DLCI in service internetworking

E. to provide a trunk by which all VLANs can navigate from one site to one or multiple sites

听力原文：M: Do you provide investment service?

W: Yes. We are a commercial bank. We help customers with the purchase and sales of securities.

Q: What does the man want to do?

(13)

A．He will provide investment service.

B．He will help the customers.

C．He will join the commercial bank.

D．He will purchase or sell securities.

The announcement is mainly about .

(A) the terminal building at the airport

(B) the transportation in the centre of Sydney

(C) the departure taxi

(D) the service the airport can provide for the passengers

Service(71)Architecture aims to provide a model for the creation of service components in a wide range of languages and a model for assembling service components into a business solution -activities which are at the heart of building applications using a(72)architecture.

Service Data Objects aims to provide consistent means of handling(73)within applications, whatever its source or(74)may be. SDO provides a way of unifying data handling for databases and for services. SDO also has mechanisms for the handling of data while(75)from its source.

A．Oriented

B．Level

C．Component

D．Conference

●TCP service is obtained by having both the sender and the receiver create and points，which are called (75) ．

(75) A．Network address

B．supenet address

C．socket

D．IP address

A、一般而言,一个标准的Android程序包括Activity、Broadcase Intent Receiver、Service和ContentPrivater共4部分

B、Android的Service和Windows中的Service不同

C、Broadcase Intent Receiver提供应用程序之间数据交换的机制

D、Content Privater为不同的Activity间进行跳转提供了机制

Loran-C uses the multiple pulse system because ______．

A.Less signal energy is necessary for receiver operation

B.More signal energy is available at the receiver

C.It significantly increases the peak power

D.It increases the signal capacity