Console类位于下列哪个命名空间 A: System.Text B: System.IO C: System D: System.collection

______________ is the process of gathering and organizing information from users, managers, business processes, and documents to understand how a proposed information system should function. A: Requirements collection B: Systems collection C: Systems analysis D: Records archiving

Which of the following is a collection of programs rather than a single program? A: Procedures B: System software C: Hardware D: Microsoft Access

What is a desktop environment? A: A collection of software making up a Linux-based operating system B: A program that runs as a background process C: A graphical subsystem on nearly all Linux systems D: A graphical user interface on top of the operating system

_________ is a system that uses machines to charge railway passengers before borading a train. A: Automatic fare collection B: Fare C: Stored value ticket D: Smart card

ETC is the abbreviation of .（ ）。 A: Electronic Toll Collection B: Electricity Toll Collection C: Electronic Tear Collection D: Electrical Toll Collection

在C#中，ArrayList对象位于（）命名空间内 A: System.Array B: System.IO C: System.Collection D: System.RunTime

以下关于Collection描述正确的是（） A: newCollection（）可以创建对象 B: Collection是抽象类 C: Collection是接口 D: Collection中有构造方法

Among the environmental emergency capacity building standards of the national environmental protection department , what are the hardware equipment items ( ) A: Emergency vehicles B: Emergency investigation and evidence collection equipments C: Environmental emergency command system D: Office equipments

In international trade clean collection is more frequently used than documentary collection。（ ）