单选题Which High Availability solution can provide a consistent, time-delayed (for example, one hour) snapshot of the live production database?（）A MySQL ReplicationB Distributed Replication Block DeviceC Windows Server Failover ClusteringD MySQL Cluster

题目
单选题
Which High Availability solution can provide a consistent, time-delayed (for example, one hour) snapshot of the live production database?（）
A

MySQL Replication

B

Distributed Replication Block Device

C

Windows Server Failover Clustering

D

MySQL Cluster

相似考题

1.Compare a typical Distributed Replicated Block Device (DRBD) with MySQL Standard Replication using master－slave replication. Which two statements are correct?()A.Both technologies guarantee an identical copy of data on the secondary nodeB.Only MySQL can maintain a time-delayed copy of data on the secondary nodeC.Both technologies use the TCP/IP stack as their primary transmission mediumD.DRBD uses shared-disk technology

2.Consider typical High Availability (HA) solutions that do not use shared storage. Which three HA solutions do not use shared storage?()A.Mysql NDB ClusterB.Mysql ReplicationC.Distributed Replicated Block Device (DRBD) and MysqlD.Windows Cluster and MysqlE.Solaris Cluster and Mysql

3. You are a professional level SQL Sever 2008 Database Administrator in an international corporation named Wiikigo. You are experienced in managing databases in an enterprise-level organization, optimizing and sustaining the database life cycle. In the company, your job is to implement solutions on security, troubleshooting, deployment and optimization. SQL Server 2008 servers on a single site are managed by you. Two SQL Server 2008 instances are contained by the site. One is an Enterprise Edition server, and it is on a server that has a redundant array of ndependent disks (RAID) 10 disk system. The other is a Standard Edition server, and it is on a server that has a RAID 5 disk system. A single application is hosted by each instance. A high-availability solution should be recommended for the site to satisfy the business requirements listed below. First, the solution can be implemented on the current systems. Secondly, the database is available with least downtime. Thirdly, Data loss should be cut to the least. Fourthly, the existing system should be with least impact.    Which solutions should be utilized to finish the task?（）A、To finish the task, Log shipping should be utilized. B、To finish the task, Failover clustering should be utilized.C、To finish the task, Replication should be utilized. D、To finish the task, Database snapshot should be utilized.

4.Which High Availability solution can provide a consistent, time－delayed (for example, one hour) snapshot of the live production database?()A.MySQL ReplicationB.Distributed Replication Block DeviceC.Windows Server Failover ClusteringD.MySQL Cluster

更多“单选题Which High Availability solution can provide a consistent, time-delayed (for example, one hour) snapshot of the live production database?（）A MySQL ReplicationB Distributed Replication Block DeviceC Windows Server Failover ClusteringD MySQL Cluster”相关问题

  • 第1题：

    An enterprise has three nodes： -Node ’A’ is a production database， -Node ’B’ is a production  Application server， and -Node ’C’ is a test and development node. Node ’C’ is used by six programmers to develop and the production application as business critical and would like to make it highly available with HACMP. Application development and testing is not business critical.  Which of the following describes the best solution？（）  

    • A、 There is not an adequate solution because HACMP should not be configured in this environment without a dedicated standby node.
    • B、 Nodes ’A’ and ’B’ should be configured in a cluster with mutual fallover of two cascading resource groups to provide both nodes will deliver acceptable response time with both resource groups.
    • C、 Nodes ’A’ and ’C’ should be configured in one cluster， and Nodes ’B’ and ’C’ in another cluster to prevent both the database and application server from falling over to Node ’C’ at the same time.
    • D、 Nodes ’A’， ’B’， and ’C’ should be configured in a cluster with Node ’C’ the hot standby for both the database and application server resource groups. Workload Manager （WLM） must be configured on database and application developers from over utilizing the CPU resources.

    正确答案:B

  • 第2题：

    Which statement is true about using Microsoft Windows Cluster as a platform for Mysql?（）

    • A、It implements High Availability by using the .NET Connector's' load balancing capabilities
    • B、It is shared-nothing architecture
    • C、It is provided by means of IP- level disk replication
    • D、It relies on the shared disk architecture being visible to both servers

    正确答案:D

  • 第3题：

    A customer needs to implement a Highly Available solution for JMS that has a primary data center  and a backup. Which three steps would you perform when designing your solution?（）

    • A、Store Transaction Logs in a database and use Database stores for JMS to make replication  between sites easier.
    • B、Use file based Transaction Logs and JMS stores and implement a separate replication solution  for files in addition to database in case database replication fails.
    • C、Implement Oracle RAC at each site to provide a highly available solution within each datacenter.
    • D、Configure Whole Server Migration to migrate WebLogic Managed Servers from the primary to the secondary site.
    • E、Configure Automatic Service Migration for JMS high availability within a datacenter.

    正确答案:A,C,E

  • 第4题：

    Compare a typical Distributed Replicated Block Device (DRBD) with MySQL Standard Replication using master-slave replication. Which two statements are correct?（）

    • A、Both technologies guarantee an identical copy of data on the secondary node
    • B、Only MySQL can maintain a time-delayed copy of data on the secondary node
    • C、Both technologies use the TCP/IP stack as their primary transmission medium
    • D、DRBD uses shared-disk technology

    正确答案:B,C

  • 第5题：

    Your company has a main office and a branch office. The offices connect by using WAN links. The network consists of a single Active Directory domain. An Active Directory site exists for each office.   Servers in both offices run Windows Server 2008 R2 Enterprise.   You plan to deploy a failover cluster solution to service users in both offices.  You need to plan a failover cluster to meet the following requirements： èMaintain the availability of services if a single server fails èMinimize the number of servers required What should you include in your plan？（）

    • A、Deploy a failover cluster that contains one node in each office.
    • B、Deploy a failover cluster that contains two nodes in each office.
    • C、In the main office， deploy a failover cluster that contains one node. In the branch office， deploy a  failover cluster that contains one node.
    • D、In the main office， deploy a failover cluster that contains two nodes. In the branch office， deploy a  failover cluster that contains two nodes.

    正确答案:A

  • 第6题：

    单选题
    Your network contains two Exchange Server 2010 Client Access servers named CAS1 and CAS2 and two Mailbox servers named MBX1 and MBX2.You have one mailbox database and one public folder database.You need to ensure that the public folders are available if MBX1 fails.What should you do？（）
    A

    Create a Failover Cluster and then add MBX1 and MBX2 to the Failover Cluster

    B

    Create a database availability group （DAG） and then add MBX1 and MBX2 to the DAG

    C

    Create a public folder database on MBX2 and then modify the replication settings on each public folder

    D

    Create a public folder database on MBX2 and then modify the replication settings on the public folder database


    正确答案： B
    解析： 暂无解析

  • 第7题：

    单选题
    Which statement is true about using Microsoft Windows Cluster as a platform for Mysql?（）
    A

    It implements High Availability by using the .NET Connector's' load balancing capabilities

    B

    It is shared-nothing architecture

    C

    It is provided by means of IP- level disk replication

    D

    It relies on the shared disk architecture being visible to both servers


    正确答案： C
    解析： 暂无解析

  • 第8题：

    单选题
    You host 16 virtual machines that are distributed evenly across an 8-node Windows Server 2008 R2 Hyper-V failover cluster. You plan to perform live migrations of the VMs to prepare for the installation of software updates on the cluster. You need to perform the maximum number of simultaneous live migrations. How many live migrations should you perform simultaneously？（）
    A

    one

    B

    two

    C

    four

    D

    eight


    正确答案： D
    解析： 暂无解析

  • 第9题：

    多选题
    Consider typical High Availability (HA) solutions that do not use shared storage. Which three HA solutions do not use shared storage?（）
    A

    Mysql NDB Cluster

    B

    Mysql Replication

    C

    Distributed Replicated Block Device (DRBD) and Mysql

    D

    Windows Cluster and Mysql

    E

    Solaris Cluster and Mysql


    正确答案： D,E
    解析： 暂无解析

  • 第10题：

    单选题
    You have an Exchange Server 2010 organization.  The network contains an Exchange Server 2010 Mailbox server named Server1. All mailboxes are stored on Server1.  You perform a Typical installation of Exchange Server 2010 on a new server named Server2. You plan to implement redundancy for mailbox access.  You need to recommend a solution that ensures that client computers can reconnect to their mailboxwithin five minutes if Server1 fails.  What should you recommend？（）
    A

    Configure cluster continuous replication （CCR）. Implement a file share witness.

    B

    Configure a Network Load Balancing cluster that includes Server1 and Server2. Implement Active Directory-integrated DNS zones.

    C

    Configure a database availability group （DAG） that includes Server1 and Server2. Set the time to live （TTL） for the DNS record.

    D

    Configure a database availability group （DAG） that includes Server1 and Server2. Use the same certificate for both servers.


    正确答案： C
    解析： 暂无解析

  • 第11题：

    单选题
    Your company has an Active Directory forest.  The forest contains two sites named Site1 and Site2.  You plan to deploy Exchange Server 2010 servers in both sites.  You need to plan a high-availability solution for the Mailbox servers that meets the following requirements：.Users must be able to access their mailboxes if a single server fails  .Users must be able to access their mailboxes remotely if a single site becomes unavailable  What should you do？（）
    A

    Deploy two Mailbox servers in each site. Install and configure continuous cluster replication （CCR）.

    B

    Deploy one Mailbox server in Site1 and one Mailbox server in Site2. Install and configure continuous  cluster replication （CCR）.

    C

    Deploy two Mailbox servers in each site. Create one database availability group （DAG） named    DAG1. Add all Mailbox servers to DAG1.

    D

    Deploy two Mailbox servers in each site. Create two database availability groups （DAGs） named DAG1 and DAG2. Add the Mailbox servers from Site1 to DAG1 and the Mailbox servers from Site2 to DAG2.


    正确答案： C
    解析： 暂无解析

  • 第12题：

    单选题
    Which High Availability solution can provide a consistent, time-delayed (for example, one hour) snapshot of the live production database?（）
    A

    MySQL Replication

    B

    Distributed Replication Block Device

    C

    Windows Server Failover Clustering

    D

    MySQL Cluster


    正确答案： B
    解析： 暂无解析

  • 第13题：

    A customer with three Windows servers wants to create a shared storage array. One server runs a200 GB Oracle database with high transaction rates. The second server is a file server with 3 TBof data and the third server is a mail server with 150 GB of storage. The key customer decisionmaker has only purchased EMC CX storage products in his previous employment. Cost is a keyconsideration. From the following which is a key feature that could convince the customer topurchase a DS3500 over an EMC CX storage system?（）

    • A、 SATA and SAS 2.0 disk drive technology can be mixed in different enclosures 
    • B、 nearline SAS 2.0 and SAS 2.0 disk drive technology can be mixed in the same enclosure
    • C、 SATA disk drive technology can provide both the high transaction rates and large drive sizesneeded for this solution 
    • D、 SAS 2.0 disk drive technology can provide both the high transaction rates and large drive sizesneeded for this solution

    正确答案:B

  • 第14题：

    Which High Availability solution can provide a consistent, time-delayed (for example, one hour) snapshot of the live production database?（）

    • A、MySQL Replication
    • B、Distributed Replication Block Device
    • C、Windows Server Failover Clustering
    • D、MySQL Cluster

    正确答案:A

  • 第15题：

    You use—login-path to access a MySQL server on a Linux installation. Which statement is true about the – login-path option that is created by using mysql_config_editor?（）

    • A、All system users have access to the MySQL server via—login path local
    • B、login-path can be used only for MySQL servers running on a local machine
    • C、login-path allows you to provide login credentials without passing clear text passwords on the command line
    • D、When using – login-path to connect to a remote MySQL server, the remote server version must be 5.6 or later

    正确答案:C

  • 第16题：

    All servers on your network run Windows Server 2008 R2.  You plan to configure multiple highly available virtual machines （HAVMs） on a Hyper-V failover cluster. You need to recommend a storage solution that supports high availability.  Which storage solution should you recommend？（）

    • A、a direct-attached storage （DAS） device
    • B、a multipath serial-attached SCSI drive with a witness disk
    • C、a multipath Fibre Channel logical unit number （LUN） with a witness disk
    • D、a multipath iSCSI logical unit number （LUN） with Cluster Shared Volumes （CSVs）

    正确答案:D

  • 第17题：

    Your network contains two Exchange Server 2010 Client Access servers named CAS1 and CAS2 and two Mailbox servers named MBX1 and MBX2.You have one mailbox database and one public folder database.You need to ensure that the public folders are available if MBX1 fails.What should you do？（）

    • A、Create a Failover Cluster and then add MBX1 and MBX2 to the Failover Cluster
    • B、Create a database availability group （DAG） and then add MBX1 and MBX2 to the DAG
    • C、Create a public folder database on MBX2 and then modify the replication settings on each public folder
    • D、Create a public folder database on MBX2 and then modify the replication settings on the public folder database

    正确答案:C

  • 第18题：

    单选题
    Your company has a main office and a branch office. The offices connect by using WAN links. The network consists of a single Active Directory domain. An Active Directory site exists for each office.   Servers in both offices run Windows Server 2008 R2 Enterprise.   You plan to deploy a failover cluster solution to service users in both offices.  You need to plan a failover cluster to meet the following requirements： èMaintain the availability of services if a single server fails èMinimize the number of servers required What should you include in your plan？（）
    A

    Deploy a failover cluster that contains one node in each office.

    B

    Deploy a failover cluster that contains two nodes in each office.

    C

    In the main office， deploy a failover cluster that contains one node. In the branch office， deploy a  failover cluster that contains one node.

    D

    In the main office， deploy a failover cluster that contains two nodes. In the branch office， deploy a  failover cluster that contains two nodes.


    正确答案： B
    解析： 暂无解析

  • 第19题：

    单选题
    An enterprise has three nodes： -Node ’A’ is a production database， -Node ’B’ is a production  Application server， and -Node ’C’ is a test and development node. Node ’C’ is used by six programmers to develop and the production application as business critical and would like to make it highly available with HACMP. Application development and testing is not business critical.  Which of the following describes the best solution？（）
    A

     There is not an adequate solution because HACMP should not be configured in this environment without a dedicated standby node.

    B

     Nodes ’A’ and ’B’ should be configured in a cluster with mutual fallover of two cascading resource groups to provide both nodes will deliver acceptable response time with both resource groups.

    C

     Nodes ’A’ and ’C’ should be configured in one cluster， and Nodes ’B’ and ’C’ in another cluster to prevent both the database and application server from falling over to Node ’C’ at the same time.

    D

     Nodes ’A’， ’B’， and ’C’ should be configured in a cluster with Node ’C’ the hot standby for both the database and application server resource groups. Workload Manager （WLM） must be configured on database and application developers from over utilizing the CPU resources.


    正确答案： D
    解析： 暂无解析

  • 第20题：

    单选题
    Which of the following cmdlets will you use to check all aspects of the replication and replay status to provide a cor Mailbox server in a database availability group （DAG）？（）
    A

    Get-DatabaseAvailabilityGroup

    B

    Test-MRSHealth

    C

    Test-ReplicationHealth

    D

    Get-DetailsTemplate


    正确答案： A
    解析： 暂无解析

  • 第21题：

    单选题
    You use—login-path to access a MySQL server on a Linux installation. Which statement is true about the – login-path option that is created by using mysql_config_editor?（）
    A

    All system users have access to the MySQL server via—login path local

    B

    login-path can be used only for MySQL servers running on a local machine

    C

    login-path allows you to provide login credentials without passing clear text passwords on the command line

    D

    When using – login-path to connect to a remote MySQL server, the remote server version must be 5.6 or later


    正确答案： A
    解析： 暂无解析

  • 第22题：

    单选题
    A customer with three Windows servers wants to create a shared storage array. One server runs a200 GB Oracle database with high transaction rates. The second server is a file server with 3 TBof data and the third server is a mail server with 150 GB of storage. The key customer decisionmaker has only purchased EMC CX storage products in his previous employment. Cost is a keyconsideration. From the following which is a key feature that could convince the customer topurchase a DS3500 over an EMC CX storage system?（）
    A

     SATA and SAS 2.0 disk drive technology can be mixed in different enclosures 

    B

     nearline SAS 2.0 and SAS 2.0 disk drive technology can be mixed in the same enclosure

    C

     SATA disk drive technology can provide both the high transaction rates and large drive sizesneeded for this solution 

    D

     SAS 2.0 disk drive technology can provide both the high transaction rates and large drive sizesneeded for this solution


    正确答案： A
    解析： 暂无解析

  • 第23题：

    多选题
    A customer needs to implement a Highly Available solution for JMS that has a primary data center  and a backup. Which three steps would you perform when designing your solution?（）
    A

    Store Transaction Logs in a database and use Database stores for JMS to make replication  between sites easier.

    B

    Use file based Transaction Logs and JMS stores and implement a separate replication solution  for files in addition to database in case database replication fails.

    C

    Implement Oracle RAC at each site to provide a highly available solution within each datacenter.

    D

    Configure Whole Server Migration to migrate WebLogic Managed Servers from the primary to the secondary site.

    E

    Configure Automatic Service Migration for JMS high availability within a datacenter.


    正确答案： C,A
    解析： 暂无解析

  • 第24题：

    单选题
    All servers on your network run Windows Server 2008 R2.  You plan to configure multiple highly available virtual machines （HAVMs） on a Hyper-V failover cluster. You need to recommend a storage solution that supports high availability.  Which storage solution should you recommend？（）
    A

    a direct-attached storage （DAS） device

    B

    a multipath serial-attached SCSI drive with a witness disk

    C

    a multipath Fibre Channel logical unit number （LUN） with a witness disk

    D

    a multipath iSCSI logical unit number （LUN） with Cluster Shared Volumes （CSVs）


    正确答案： A
    解析： 暂无解析

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