下面哪个是在数学模式中的表格环境? A: array B: array* C: tabular D: tabular*

A tabular database ,a distributed database and an object-oriented database are different databases.

下面哪个表格环境tabular中的文字是居中的

下面哪个表格环境tabular中的文字是居左的？

（多选）Which of the following are note-taking methods described in this lesson? A: Detailed Hierarchical Approach (Formal Outline) B: Tabular Approach (Cornell Notes) C: Shorthand system D: Symbolic system

weight ( ) A: the heaviness of<br/>an object, especially as expressed in terms of a recognized system of<br/>measurement. B: a display of<br/>information in graphic or tabular form. C: excessive body<br/>__________. D: a place where<br/>plants or trees are cultivated, often for sale.

Which of the following statements about statistical concepts is FALSE（） A: A frequency is a tabular display of data summarized into a relatively small number of intervals. B: B. An interval is a set of return values within which an observation not falls. C: C. A parameter is an descriptive measure of a population characteristic.

Which of the following statements about statistical concepts is FALSE（） A: A frequency distribution is a tabular display of data summarized into a relatively small number of intervals. B: An interval is a set of return values within which an observation falls. C: A sample contains all members of a specified group, but a population contains only a subset.

When we utilize tabular method for transportation problems, the criterion for the optimal solution is ( ). A: the test numbers of non-basic variables are greater than or equal to 0 B: the test numbers of basic variables are less than or equal to 0 C: the test numbers of basic variables are greater than or equal to 0 D: the test numbers of non-basic variables are less than or equal to 0