单选题（）are often used to organize and index the information or prices of objects.A Object codesB Bar codesC ReferencesD Notes

第1题

单选题This machine （）out of order very often, but now it works well.A is used to beB was used to beC used to beD was used to

点击查看答案

第2题

单选题Which of the following is used to connect existing Notes Forms to XPages？（）A Data SourceB Schema DefinitionC Domino DocumentD Data Binding

点击查看答案

第3题

单选题Lisa was busy taking notes _____ Mark was searching the Internet for the information.A untilB unlessC whileD if

点击查看答案

第4题

单选题You work in a company which is named Wiikigo Corp. The company uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. There is a database which is named Sellings in the instance. The Sellings database contains a table named Productions. The table is used to stores information about all types of products. The Productions table is often queried by users on the basis of the RadioSize column. The RadioSize column contains the NULL value for all products other than Radios. Currently no index exists on the RadionSize column. According to the requirement of the company CIO, you have to optimize the query performance and reduce the effect on the disk space to the least. So what action should you perform to achieve this goal?（）A On the Products table, you should create a view. B On the RadioSize column, you should create a clustered index C On the RadioSize column, you should create a filtered index D On the RadioSize column, you should create a unique clustered index

点击查看答案

第5题

单选题int index = 1；   int foo = new int ；   int bar = foo [index]；   int baz = bar + index；   What is the result？（）ABaz has the value of 0BBaz has the value of 1CBaz has the value of 2DAn exception is thrown.EThe code will not compile.

点击查看答案

第6题

单选题（）are often used to organize and index the information or prices of objects.A Object codesB Bar codesC ReferencesD Notes

点击查看答案

第7题

单选题You executed the following procedure to collect statistics regarding an index：       SQL>ANALYZE INDEX EMP_ID VALIDATE STRUCTURE；   Which view will you use to determine whether you need to rebuild the index or not？（）AINDEX_STATSBDBA_INDEXESCDBA_IND_COLUMNSDV$OBJECT_USAGE

点击查看答案