What storage media are commonly used in a data center? (Multiple Choice)
A. Disks
B. Tapes
C. USB flash drives
D. Cloud storage
Which of the following statements is incorrect about the working principles of the VM migration technology?
A. File-level migration applies to migrating the desired file-level objects.
B. Block-level migration applies to the scenario where the partition structure of the target end must be the same as that of the source end.
C. Block-level migration applies to the hosts that carry a large number of small files.
D. Block-level migration applies to capacity expansion or reduction of the planned destination VM disk space based on the source end capacity.
Which of the following are configuration items of eSight-OS? (Multiple Choice)
A. Disable the firewall in the operating system
B. Activate the Windows
C. Install the security patch of the operating system
D. Configure the network
eSight supports SNMPv1, SNMPv2c, and SNMPv3 protocols. However, SNMPv3 is recommended because SNMPv1 and SNMPv2c have security risks.
A. TRUE
B. FALSE
Virtualization antivirus software is installed in which of the following VMs?
A. Security VM
B. Guest VM
C. Host VM
D. User VM
With the host memory overcommitment function enabled, the host can provide more memory resources for VMs than its configured physical memory.
A. TRUE
B. FALSE
The lifecycle of service combination state contains service channels, service catalog, and retired services,
A. TRUE
B. FALSE
Which of the following statements about backup is incorrect?
A. Backup helps retrieve lost data;
B. Backup helps recover damaged data;
C. Backup helps find historical data;
D. Backup ensures business continuity.
In the multi-tenant, resource sharing scenario, which of the following issues causes customer information and processes to be attacked by another customer?
A. Isolation failure
B. Information disclosure
C. Data loss
D. Relationship invalidity
Which of the following is incorrect about IT service organizations in different modes?
A. Traditional IT service organizations are internal IT providers.
B. IT service organizations in the private cloud mode are shared service units.
C. IT service organizations in the private cloud mode are internal IT providers.
D. IT service organizations in the public cloud mode are external providers.
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