问题
单项选择题
在完成数据库物理设计后，就转入实施阶段，以下各个工作不属于实施阶段工作的是( )。
A．建立数据库
B．扩充功能
C．系统调试
D．加载数据
答案
参考答案：B
解析：[分析] 数据库实施阶段是在数据库设计的基础上，实现数据库的各种设计的功能。本题中的扩充功能是在数据库维护阶段进行的工作，不属于数据库实施阶段的工作。
搜题请搜索小程序“爱下问搜题”
在完成数据库物理设计后，就转入实施阶段，以下各个工作不属于实施阶段工作的是( )。
A．建立数据库
B．扩充功能
C．系统调试
D．加载数据
参考答案：B
解析：[分析] 数据库实施阶段是在数据库设计的基础上，实现数据库的各种设计的功能。本题中的扩充功能是在数据库维护阶段进行的工作，不属于数据库实施阶段的工作。
After 17 years of marriage, my wife wanted me to take another woman out to dinner and a movie. She said, “I love you, but I know this other woman loves you and would love to spend some 36 with you.” The other woman that my wife wanted me to visit was my MOTHER, who has been 37 for 20 years, but the demands of my work and my boys made it possible to visit her only 38 . Then I called to visit her to go out for dinner and a movie. When I arrived at her house, I noticed that she had curled her 39 and was wearing a nice dress. My mother took my arm 40 she were the First Lady. During the dinner, we had an agreeable 41 —nothing extraordinary but catching up on recent events of each other’s life. We talked so much that we missed the movie. At last, she said,” I’ll go out with you again, but only if you let me invite you.” I 42 . Two days later, my mother died of a massive heart attack. It happened so suddenly that I didn’t have a 43 to do anything for her. Later, I received a copy of a restaurant receipt from the place mother and I had dined. A(n) 44 note said, “I paid this bill in advance. I wasn’t sure that I could be there; but nevertheless, I paid for two plates—one for you and the other for your wife. You will never know what that night 45 for me. I love you, son.” At that moment, I understood the importance of saying in time “I LOVE YOU” and giving our loved ones the time that they 46 . Nothing in life is more important than your family. Give them the time they deserve, because these things cannot be 47 till “some other time”.
|