Employment letters include the following:
1. Letters of application. You have seen a position advertised, had a friend pass on a recommendation, or located a possible job opportunity yourself. A letter of application introduces you to the prospective employer and is usually accompanied by a resume.
2. Letters requesting references or recommendations. You are asking people who know you well and have knowledge of your skills and experience to act as a reference or write a letter of recommendation to a prospective employer.
3. Letter of acknowledgement. These letters are used to follow up an interview, thanking the interviewer for the time given you. You can emphasize your qualifications for the job in this letter.
4. Letters accepting or refusing a job offer.
5. Thank-you letters. You are acknowledging the help each person gave you in your efforts to secure the job.
6. A letter of resignation. You want to leave your current position under the best circum stances possible.
According to the passage, employment letters include the following forms except ______.
A.letters refusing a position
B.letters of resignation
C.letters of inquiry
D.letters of application
第2题
传统的数据库基本上是由(6)组成的。(7)在技术和理论上已经成熟,成为当前商用数据库的主流。(8)技术是20世纪80年代中期引入的。目前,多媒体数据库基本上靠与关系模式相结合的(9)来支持。但当数据量大,数据结构复杂时,靠(9)很难适应。当前,在DBMS的研究方面,较活跃的是(10)。
A.图形
B.文件
C.元组
D.文件系统
E.对象
第4题
在关系数据库(RDB)中的()是一个虚拟表,其内容由查询定义。同真实的表一样,它包含一系列带有名称的列和行数据,但却并不在RDB中以存储的数据值集形式存在。
A.视图
B.索引
C.存储过程
D.图表
第5题
下面有关对象—关系数据库管理系统的叙述中,不正确的是()。
A.支持一核心的面向对象数据模型
B.支持传统数据库系统所有的数据库特征
C.继承了第二代数据库系统已有的技术
D.对它的研究主要集中在实现技术方面而非基本原理方面
第6题
Access从本质上说,是传统的()。
A.层次模型数据库
B.数据库管理系统
C.关系型数据库系统
D.网状模型数据库
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