70-473 全真模擬試験 DEMO
: You need to recommend a solution to migrate the Listings database to the cloud.
What should you recommend?
A. Run a full backup during the outage and restore the backup to the Azure virtual machine.
B. Implement merge replication between the main office and the Azure virtual machine.
C. Enable mirroring between the main office and the Azure virtual machine. During the planned
outage, change the mirroring roles on the Azure virtual machine to become the primary server, and
then break the mirror.
D. Stage the Listings database on an Azure virtual machine prior to the outage. During the outage,
perform a data import from the main office by using SQL Server Management Studio.正解:
Topic2, Proseware, Inc.
Proseware, Inc. is a software engineering company that has 100 employees. Proseware has sales,
marketing, accounts, human resources IT, and development departments.
The IT department has one team dedicated to managing the internal resources and one team
dedicated to managing customer resources, which are located in the company's hosting
Proseware develops websites, basic web apps, and custom web apps. The websites and the apps are
hosted and maintained in the hosting environment of Proseware.
Proseware has two offices located in Seattle and Montreal. The Seattle office contains all of the
hardware required to host its customers' websites, web apps, and databases. The Seattle office
contains the IT team for the hosting environment.
The Montreal office contains all of the hardware required to host the company's internal
applications, databases, and websites.
Each office connects directly to the Internet. Testing reveals that the minimum latency from the
offices to Microsoft Azure is 20 ms.
Internal Microsoft SQL Server Environment
Proseware uses a custom customer relationship management (CRM) application.
The internal Microsoft SQL Server environment contains two physical servers named CRM-A and
Both servers run SQL Server 2012 Standard and host databases for the CRM application.
CRM-A hosts the principal instance and CRM-B hosts the mirrored instance of the CRM database. RM-
A also hosts databases for several other applications that are used by the company's internal
CRM-A has a quad core processor and 12 GB of RAM. CRM- has a dual core processor and 8 GB of
Custom Web Applications Environment
Some Proseware customers request custom web-based applications that require more than just
databases, such as SQL Server Integration Services (SSIS) and CLR stored procedures.
Proseware uses a Hyper-V server named Host1. Host1 has four instances of SQL Server 2014
Enterprise in the host operating system. The instances are mirrored on a server named Host2.
Host1 also hosts four virtual machines named VM1, VM2, VM3, and VM4. VM1 has SQL Server 2005
Standard installed. VM2 has SQL Server 2005 Enterprise Edition installed. VM3 has SQL Server 2008
Standard Edition installed. VM4 has SQL Server 2008 R2 Standard Edition installed.
Host1 uses a SAN to store all of the data and log files for the four SQL Server instances and the four
Websites and Basic Web Apps Environment
Proseware has two physical servers named WebServer1 and WebData1. WebServer1 hosts basic web
apps and websites for its customers. WebData1 has a database for each website and each basic web
app that Proseware hosts. WebData1 has four cores and 8 GB of RAM.
Each website database contains customer information for billing purposes. Proseware generates a
consolidated report that contains data from all of these databases.
The relevant databases on WebData1 are:
*CWDB: Currently 60 GB and is not expected to exceed 100 GB. CWDB contains a table named
*MovieReviewDB: Currently 5 GB and is not expected to exceed 10 GB.
Proseware has a web app for the marketing department. The web app uses an Azure SQL database.
Managers in the marketing department occasionally bulk load data by using a custom application.
The database is updated daily.
Proseware identifies the following issues:
* Lack of planning and knowledge has complicated the database environment
* Customers who have web apps hosted on Webserver1 report frequent outages caused by failures
on WebDatal. The current uptime is less than 90 percent .
* internally users complain of slow performance by the CRM application when the databases fail over
* WebDatal has no high availability option for the databases or the server.
* An internal licensing audit of SQL Server identifies that Proseware is non compliant. Hostl, CRM- A,
and CRM-B are licensed properly. VM1 VM2, VM3, VM4, and WebDatal are unlicensed.
Proseware identifies the following business requirements:
Proseware hosts a database for a company named Contoso, Ltd. Currently, all of the employees at
Contoso can access all of the data in the database.
Contoso plans to limit user access to the CWDU database so that customer service representatives
can see only the data from the PersonalInfo table that relates to their own customers.