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 named DB1 in the instance. At present about 90 GB of data is stored in DB1. You made some rough calculations that every day about 1 GB of data is modified or inserted. You set the recovery model of DB1 to Simple. According to the company requirements, during business hours, data loss of more than 120 minutes worth of transactions is unacceptable. You have to choose a backup strategy which must comply with the following two requirements: Using as little disk space as possible Complying with the company requirements. So what action should you perform to achieve this goal?()
A、A full database backup should be performed once daily. During business hour, a transaction log backup should be performed every two hours.
B、A full database backup should be performed once daily
C、A full database backup should be performed once daily. During business hours, a differential backup should be performed every two hours
D、Perform a full database backup should be performed once every week. A differential backup should be performed once daily. During business hours a transaction log backup should be performed every two hours.
川贝母与浙贝母均具有的功效是()
A、清肺养阴止咳
B、温肺化痰止咳
C、泻肺化痰止咳
D、燥湿化痰止咳
E、清热化痰止咳
You work in a company which 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 named DB01 in the instance. The company CIO wants all the application developers can capture traces to troubleshoot the application that uses the database DB1, and they can perform this by using SQL Server Profiler. But they have to be given as little permission as possible. The company CIO assigns this task to you. So what action should you perform to achieve this goal?()
A、All the SQL Server logins of the application developers have to be added to a fixed server role.
B、All the database users of the application developers have to be added to a fixed database role
C、All SQL Server logins of the application developers should be given the appropriate server-level permissions.
D、All database users of the application developers should be given the appropriate database-level permissions.
能润肠通便的药物是()
A、杏仁、苏子
B、桃仁、红花
C、麻仁、酸枣仁
D、决明子、莱菔子
E、白芥子、郁李仁
外用内服均具有收敛止血功效的药物是()
A、白矾
B、雄黄
C、降香
D、蜂房
E、硫黄
治疗脘腹或四肢挛急作痛,芍药应配伍的药物是()
A、甘草
B、大枣
C、党参
D、山药
E、白术