IBM(000-730)单项选择题每日一练(2019.01.22)

单项选择题
Which of the following DB2 data types has a fixed length?（）
A.XML
B.BLOB
C.DOUBLE
D.DBCLOB
单项选择题
Which of the following best describes how locks are used in DB2?（）
A.To maintain control of updated rows for commit processing
B.To ensure only committed changes are altered by another application
C.To allow two applications to update the same row of data simultaneously
D.To prevent multiple applications from accessing the same data simultaneously
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
单项选择题
Which of the following is the lowest cost DB2 product that can be legally installed on an AIX server?（）
A.DB2 Express Edition
B.DB2 Personal Edition
C.DB2 Workgroup Server Edition
D.DB2 Enterprise Server Edition
单项选择题
Which of the following database objects is considered executable using SQL?（）
A.View
B.Table
C.Routine
D.Package