Which of the following statements is u...

单项选择题Which of the following statements is used to grant user TOM and Application team APPGRP the ability to add data to table TAB1?（）

A.GRANT ADD DATA ON TABLE tab1 TO GROUP tom appgrp
B.GRANT INSERT TO USER tom, GROUP appgrp ON TABLE tab1
C.GRANT INSERT ON TABLE tab1 TO USER tom, GROUP appgrp
D.GRANT ADD DATA ON TABLE tab1 TO USER appgrp, GROUP tom

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1.单项选择题A user needs to create a trigger that will update table T2 whenever a row is added to table T1. Assuming the user has all appropriate privileges for table T2, which privilege is required on table T1 to create the trigger?（）

A.REFERENCES
B.SELECT
C.UPDATE
D.ALTER

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2.单项选择题Assuming PUBLIC has been granted all privileges on table T1, which of the following statements would continue to permit any user to add rows to table T1, but not remove them?（）

A.REVOKE DROP ON t1 FROM PUBLIC
B.REVOKE UPDATE ON t1 FROM PUBLIC
C.REVOKE DELETE ON t1 FROM PUBLIC
D.REVOKE CONTROL ON t1 FROM PUBLIC

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3.单项选择题A user utilizing an alias to update a subset of columns in a table must have UPDATE privileges on which of the following DB2 objects?（）

A.Table
B.Columns
C.Table and Alias
D.Columns and Alias

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4.单项选择题 Given the following DDL and INSERT statements:
CREATE VIEW v1 AS SELECT col1 FROM t1 WHERE col1 > 10; CREATE VIEW v2 AS SELECT col1 FROM v1 WITH CASCADED CHECK OPTION; CREATE VIEW v3 AS SELECT col1 FROM v2 WHERE col1 < 100; INSERT INTO v1 VALUES(5); INSERT INTO v2 VALUES(5); INSERT INTO v3 VALUES(20); INSERT INTO v3 VALUES(100);
How many of these INSERT statements will be successful?（）

A.0
B.1
C.2
D.3

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5.单项选择题Which of the following database objects is considered executable using SQL?（）

A.View
B.Table
C.Routine
D.Package

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6.单项选择题Which of the following describes the objects of a DB2 database and their relationships?（）

A.Instance
B.Table space
C.System catalog
D.Schema repository

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7.单项选择题Which of the following DB2 objects are publicly referenced names that require no special authority or privilege to use them?（）

A.View
B.Alias
C.Table
D.Package

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8.单项选择题 Given the following statements:
CREATE TABLE tab1 (col1 INT); CREATE TABLE tab2 (col1 INT); CREATE TRIGGER trig1 AFTER UPDATE ON tab1 REFERENCING NEW AS new1 FOR EACH ROW MODE DB2SQL INSERT INTO tab2 VALUES(new1.col1); INSERT INTO tab1 VALUES(2),(3);
What is the result of the following query? SELECT count(*) FROM tab2;（）

A.3
B.2
C.1
D.0

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9.单项选择题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?（）

A.Alias
B.View
C.Schema
D.Trigger

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10.单项选择题 The following statements:
CREATE TABLE t1 (col1 INT NOT NULL, PRIMARY KEY(col1)); CREATE TABLE t2 (col1 INT NOT NULL, col2 CHAR(1) NOT NULL, PRIMARY KEY (col1, col2), FOREIGN KEY (col1) REFERENCES t1 (col1) ON DELETE CASCADE ON UPDATE RESTRICT); CREATE TABLE t3 (col1 INT NOT NULL, col2 INT NOT NULL, PRIMARY KEY (col1, col2),FOREIGN KEY (col1) REFERENCES t1 (col1) ON DELETE NO ACTION ON UPDATE RESTRICT);INSERT INTO t1 VALUES (1), (2); INSERT INTO t2 VALUES (1, 'a'), (1, 'b'), (2,'c'); INSERT INTO t3 VALUES (1, 100), (2, 200), (2,300);
How many rows will be deleted by the following DELETE statement? DELETE FROM t1 WHERE col1= 1;（）

A.4
B.3
C.1
D.0

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