A．n area code is used to______.

A． show how big the ares is

B． make long-distance call

C． check the telephone book

D． make telephone call only in New York city

[单选题]ASCII is a 7-bit code used to represent numeric，alphabetic，and special printable characters．It also includes codes for control characters，which are (75) .(75) A．printable or displayableB．not printable or displayableC．not printable but displayableD．pr

[单选题]A．SCII is a 7-bit code used to represent numeric, alphabetic, and special printable characters. It also includes codes for control characters, which areA．printable or displayableB．not printable or displayableC．not printable but displayableD．printable

[单选题]Where can you find an area code map of the US?A． On the first page of the telephone book.B． At the end of the telephone book.C． In the front of the white pages.D． Right after the white pages.

[问答题]A lot of natural resources in the mountain area are to beexploited and used

[问答题]A lot of natural resources in the mountain area will be exploited and used.

[问答题]A lot of natural resources in the mountain area will be exploited and used.

[单选题]The job of WhoisHe. com is to______.A．help people find true loveB．write single men's biographiesC．verify the truth of friends'wordsD．offer information about single men

[单选题]代码走查(code walkthrough)和代码审查(code inspection)是两种不同的代码评审方法，这两种方法的主要区别是______。A．在代码审查中由编写代码的程序员来组织讨论，而在代码走查中由高级管理人员来领导评审小组的活动B．在代码审查中只检查代码中是否有错误，而在代码走查中还要检查程序与设计文档的一致性C．在代码走查中只检查程序的正确性，而在代码审查中还要评审程序员的编程能力和工作业绩D．代码审查是一种正式的评审活动，而代码走查的讨论过程是非正式的

[名词解释] 流域面积（watershed area；catchment area）

[名词解释] 码元（code）