举一反三
- The clay sculptures
- Which two are true regarding external tables？ （） A: AExternal tables can be updated. B: BExternal tables are read-only tables. C: CIndexes can be created on external tables. D: DIndexes cannot be created on external tables.
- Titles of tables should be written below the tables.
- Tables can also be used ____________________.
- When referring to visual information in the text, the word figure is used for almost everything (such as maps, charts and graphs) except tables.
内容
- 0
Indexes should NOT be used on ( ). A: small tables B: tables that have frequent, large batch updates or insert operations C: columns that are frequently manipulated D: highly-selective filter columns
- 1
Rodin is a famous ____ , and his ____ are highly spoken of by people all over the world. A: sculptures…sculptor B: sculptor…sculptures C: sculpt…sculptures
- 2
Which of the following visual aids are usually used in a poster? A: tables B: figures C: pictures D: cartoons
- 3
The customer and order tables are often used in joins， thereby resulting in complex queries. You created views to simplify the writing of queries. These views are stored in（）. A: user tables B: view segment C: table segment D: data dictionary E: object segment F: performance tables
- 4
________ was awarded the Nobel Prize in Physiology or Medicine, and became the first Chinese person to win Nobel Prize in science. A: Shizhen Li B: Zhongjing Zhang C: Youyou Tu D: Tianshi Ye