皮皮学，免费搜题
登录
搜题
【单选题】
对数据流程图的所有数据建立一个共同的词汇表来表述这些数据的名称和组成,这就是( )A.
数据字典
B.
U/C矩阵
C.
功能结构图
D.
数据库
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】Which of the following underlined letters is different in pronunciation with others?
A.
He arrived there half an hour late
B.
Tom is the most honest boy in his class
C.
I really hope to
D.
It is a great honor for me to be here
【简答题】Which letter comes next in this series of letters? BACBDCEDF?
【简答题】全文数据库属于 , 即收录有 全文的数据库 。
【单选题】Businesses choose letters to conduct transactions for which of these reasons? ( )
A.
Letters convey a sense of urgency and indicate the need to complete transactions promptly.
B.
Letters represent the business's awareness of current trends and show customers its ability to communicate via up-to-date channels.
C.
Letters are the No. 1 channel of communication in business today, and businesses use letters to conduct most external transactions.
D.
Letters provide confidentiality, formality, and sensitivity to transactions that may also require a permanent recorD.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
