【判断题】
同样商品的效用因人、因时、因地的不同而不同
A. 对
B. 错
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相关试题
【判断题】
效用就是使用价值
A. 对
B. 错
【判断题】
如果一种商品满足了消费者坏的欲望,说明该商品具有负效用
A. 对
B. 错
【判断题】
基数效用论采用的分析方法是无差异曲线分析法
A. 对
B. 错
【判断题】
只要商品的数量在增加,边际效用大于零,消费者得到的总效用就一定在增加
A. 对
B. 错
【判断题】
如果消费者从每一种商品中的带来总效用与它们的价格之比分别相等,他将获得最大效用
A. 对
B. 错
【判断题】
在无差异曲线图上存在无数条无差异曲线是因为消费者的收入有时高有时低
A. 对
B. 错
【判断题】
在同一条无差异曲线上,不同的消费者所得到的总效用是无差别的
A. 对
B. 错
【判断题】
在消费者的收入和商品的价格一定的条件下,消费可能线是一条确定的直线
A. 对
B. 错
【判断题】
在无差异曲线与消费可能线的交点上,消费者所得到的效用达到最大
A. 对
B. 错
【判断题】
无差异曲线离原点越远,表示消费者所得到的总效用越小
A. 对
B. 错
【判断题】
如果消费者的收入增加而商品的价格不变,则无差异曲线向右上方平行移动
A. 对
B. 错
【判断题】
当其他生产要素不变时,一种生产要素投入越多,则产量越高
A. 对
B. 错
【判断题】
边际产量可由总产量线上的任一点的切线的斜率来表示
A. 对
B. 错
【判断题】
只要总产量减少,边际产量一定是负数
A. 对
B. 错
【判断题】
如果劳动的边际产量递减,其平均产量也递减
A. 对
B. 错
【判断题】
在同一平面图上,任意两条等产量线也可以相交
A. 对
B. 错
【判断题】
假如以生产要素X代替Y的边际技术替代率等于3,这意味着这时增加1个单位X所增加的产量,等于减少3个单位Y所减少的产量
A. 对
B. 错
【判断题】
生产要素的边际技术替代率递减是边际报酬递减规律造成的
A. 对
B. 错
【判断题】
随着某生产要素投入量的增加,边际产量和平均产量增加到一定程度后同时趋于下降
A. 对
B. 错
【判断题】
边际产量曲线一定在平均产量曲线的最高点与它相交
A. 对
B. 错
【判断题】
如果平均变动成本等于边际成本,则边际产量等于平均产量
A. 对
B. 错
【判断题】
固定成本与产量的变动无关
A. 对
B. 错
【判断题】
在短期内管理人员的工资属于可变成本
A. 对
B. 错
【判断题】
LAC曲线的上升是由边际报酬递减规律引起的
A. 对
B. 错
【判断题】
可变要素的边际成本总是递增的
A. 对
B. 错
【判断题】
在总收益等于总成本时,厂商的正常利润为零
A. 对
B. 错
【判断题】
短期总成本曲线与长期总成本曲线都是从原点出发向右上方倾斜的一条曲线
A. 对
B. 错
【判断题】
在完全竞争市场中,各厂商的商标或品牌都不存在差别
A. 对
B. 错
【判断题】
完全竞争市场的参与者都只能接受价格,而不能影响价格
A. 对
B. 错
【判断题】
完全竞争厂商面对的需求曲线由市场价格所决定,故其完全缺乏弹性
A. 对
B. 错
【判断题】
完全竞争长期均衡是零利润均衡,厂商得不到任何利润
A. 对
B. 错
【判断题】
长期中,完全竞争市场的价格等于最低长期平均成本
A. 对
B. 错
【判断题】
在完全竞争市场,厂商短期均衡意味着不存在经济利润
A. 对
B. 错
【判断题】
在完全竞争市场上,整个行业的需求曲线是一条与横轴平行的线
A. 对
B. 错
【判断题】
只有在完全竞争市场上,平均收益才等于边际收益,其他市场上都不存在这种情况
A. 对
B. 错
【判断题】
在市场经济中,完全垄断是普遍存在的
A. 对
B. 错
【判断题】
完全垄断市场上短期均衡的条件是::MR=MC
A. 对
B. 错
【判断题】
有差别存在就会有垄断
A. 对
B. 错
【判断题】
垄断市场上长期均衡的条件是:MR=MC=AR=AC
A. 对
B. 错
【判断题】
垄断竞争长期均衡与完全竞争的一样,都是零利润均衡,因此垄断竞争市场的价格也是最低的
A. 对
B. 错
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【多选题】
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【多选题】
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【多选题】
An administrator is attempting to power on a virtual machine, but is unable to do so. Which two reasons are probable causes of the failure? (Choose two.)___
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C. Virtual machine is running CentOS 7.0 64-bit.
D. Virtual machine has Hyper-Threading enabled.
【多选题】
An administrator has configured a host profile so that ESXi 6.x hosts will point to the corporate NTP server for time synchronization. The NTP server is located at 10.0.30.213, but time has not been synchronized properly across the ESXi hosts. The administrator reviews Host Profile settings as shown in the Exhibit. Which two steps are required to resolve the issue? (Choose two.)___
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【多选题】
An administrator is attempting to migrate a large Hadoop virtual machine using vMotion. The administrator notices a delay when the machine is quiesced. The Hadoop virtual machine is processing many transactions a second to an in-memory database. Which two actions would help reduce the amount of time needed to perform a vMotion on this virtual machine? (Choose two.)___
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【多选题】
An administrator is installing a new network card in an ESXi 6.x host that is part of a vSphere cluster. When the host is placed into maintenance mode, the vSphere Web Client displays the progress bar at 2% for over 30 minutes. Which two are likely reasons for this occurrence? (Choose two.)___
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【多选题】
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【多选题】
An administrator creates a DRS cluster of eight ESXi 6.x hosts. There are 10 virtual machines balanced across the hosts. An attempt to place the first host into maintenance mode fails. What are two reasons that the host failed to enter maintenance mode? (Choose two.)___
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【多选题】
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A physical Windows 2008 R2 Server is converted to a virtual machine using VMware vCenter Converter. Upon completion of the conversion and subsequent power on operation, the virtual machine fails to boot and the message below is observed in the Console of the virtual machine: <STOP 0x0000007B INACCESSIBLE_BOOT_DEVICE>. Which two potential issues may be causing this boot failure? (Choose two.)___
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【多选题】
An administrator is configuring the Failover Order option on a vSphere Distributed Switch. Which two options should be used with IP-hash load balancing? (Choose two.)___
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An administrator is configuring the Maximum Transmission Unit value on a vSphere Distributed Switch. Which two options are typical values for ESXi networking? (Choose two.)___
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【多选题】
Which two configurable options apply to both virtual machine CPU and memory allocation? (Choose two.)___
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【多选题】
When attempting to power on a Virtual Machine you observe the following error: <Cannot open the disk '/vmfs/volumes/volume/vm/vm-000002.vmdk' or one of the snapshot disks it depends on.> Which three actions will be the best solutions to address this problem? (Choose three.)___
A. Verify that the virtual machine's disk files are present.
B. Investigate the host and virtual machine log files.
C. Verify the vmdk descriptor files and if required, recreate them.
D. Delete the disk file preventing the power on operation.
E. Migrate or register the virtual machine to a different host.
【多选题】
An administrator has been tasked with enabling High Availability ___ on a cluster in a vSphere 6.x environment with default settings. The cluster configures properly and there are no errors. The next day when powering on a virtual machine, an error is presented: <Not Enough Failover Resources>. Which three scenarios are likely causes of this error message? (Choose three.)(CDE)
A. The default VM Monitoring Sensitivity is set too high.
B. There are not enough datastore heartbeat datastores configured by default.
C. The default slot size in the cluster is set too high.
D. There are virtual machines with large CPU reservations.
E. A host is in maintenance mode for a replacement of a failed Hard Drive.
【多选题】
vMotion can be performed between which three physical boundaries? (Choose three.)___
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C. Between two vCenter Server Datacenter objects
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E. Between two NFS datastores
【多选题】
An administrator configures vSphere Replication for a virtual machine and enables multiple point in time (PIT) instances under the recovery settings in the Configure Replication wizard. Which two statements are correct for vSphere Replication with multiple point in time instances enabled? (Choose two.)___
A. vSphere Replication retains a number of snapshot instances of the virtual machine on the target site based on the retention policy that you specify.
B. vSphere Replication uses the virtual machine's snapshot instances to define the target site Point in Time instance based on the retention policy that you specify.
C. vSphere Replication does not support virtual machines with snapshots.
D. vSphere Replication supports virtual machines with snapshots.
【多选题】
An administrator is virtualizing a physical application server and adding it to an existing multi-tiered vApp. The application license is currently tied to the physical NIC's MAC address, so the administrator needs to ensure the license will function properly in the virtual machine. Which two actions can the administrator take to satisfy this task? (Choose two.)___
A. Set the MAC address for the vNIC in the guest operating system.
B. Install the physical server's NIC into the ESXi host.
C. Configure the MAC address for the vNIC using the vSphere Web Client.
D. Assign the physical server NIC's MAC address in the vSphere Distributed Switch.
【多选题】
Which two Fibre Channel zoning options are supported with vSphere 6.x? (Choose two.)___
A. Single-Initiator
B. Single-Initiator-Single-Target
C. Multiple-Initiators-Single-Target
D. Multiple-Initiators-Multiple-Targets
【多选题】
An administrator is attempting to remove an ESXi 6.x host from a vSphere Distributed Switch (vDS). When the administrator attempts to remove the host, the following error is observed: <The resource '16' is still in use.> What three steps are needed to successfully remove the host from the switch? (Choose three.)___
A. Select Manage Ports on the vDS for the host.
B. Locate all ports currently in use on the vDS for the host.
C. Migrate or delete any vmkernel or virtual machine adapters associated with the switch.
D. Remove all network cards from the switch before trying to remove the host.
E. Create a standard switch for everything to be automatically be migrated to.
【多选题】
Which two Virtual SAN related actions might start resynchronization of virtual machine objects? (Choose two.)___
A. Editing a virtual machine storage policy to increase the number of replicas.
B. Editing a virtual machine storage policy to reduce the number of replicas.
C. Editing a virtual machine storage policy to increase the number of disk stripes.
D. Editing a virtual machine storage policy to reduce the number of disk stripes.
【多选题】
An administrator is troubleshooting basic network connectivity issues. Which two scenarios are potential issues that this administrator might face? (Choose two.)___
A. The vSwitch is not attached to the correct physical network.
B. The portgroup is not configured to use correct VLAN.
C. Traffic shaping is configured incorrectly.
D. Jumbo frames is configured incorrectly.
【多选题】
Which three items should be validated prior to installing ESXi 6.x? (Choose three.)___
A. Remote Storage has been disconnected.
B. Installation media is available.
C. Server hardware clock is set to UTC.
D. Storage has been partitioned with a VMFS volume.
E. Network cards have been setup to use Jumbo
F. rames.
【多选题】
An administrator is performing an interactive installation of ESXi 6.x. Which three options are available for installation? (Choose three.)___
A. DVD
B. USB
C. PXE
D. Scripted
E. Auto Deploy
【多选题】
After installation of a host in your test environment, you need to move it to production. The only major change that needs to be made is that the hostname of the server needs to change. What are two ways that an administrator can change the host name without editing configuration files on the host directly? (Choose two.)___
A. Login to the Direct Console User Interface and change it from here.
B. Edit the Default TCP/IP Configuration from the vSphere Web Client.
C. Use the Ruby vSphere Client to send a script to the ESXi host that updates the hostname.
D. Update the information in DNS and the
E. SXi host will automatically update with these changes.