IBM(000-730)單項(xiàng)選擇題每日一練(2019.01.14)

來源：考試資料網(wǎng)

1 Which of the following are types of routine objects?（）

2 Which of the following statements is used to prevent user TOM from adding and deleting data in table TAB1?（）

3 Given the following tables: CONTINENTS ID NAME COUNTRIES
1 Antarctica 0
2 Africa 53
3 Asia 47
4 Australia 14
5 Europe 43
6 North America 23
7 South America 12
REGION ID LOCATION 1 East 2 West
How many rows would be returned using the following statement? SELECT location FROM continents, region（）

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4 Which of the following can be used to ensure that once a row has been inserted in table TABLEX, the column MAINID in that row cannot be updated?（）

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5 A number of applications issue the following SQL statement:SELECT d.deptno, e.empno, e.salary FROM department d INNER JOIN employee e ON d.deptno = e.deptnoA database administrator wishes to store this query within the database. Which of the following database objects can be used to accomplish this?（）

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