Cloud Computing Multiple Choice Questions on “Machine Imaging”.
1. Which of the following product migrate files from one datastore to another datastore?
a) vNetwork Distributed Switch
b) Storage VMotion
c) VMotion
d) None of the mentioned
Answer: b
Clarification: Virtual machine uses the datastore continues to run.
2. Point out the wrong statement.
a) A part of the DRS called the distributed power management (DPM) module can manage the power consumption of systems
b) DMS monitors network connections, provides firewall services, and enables the use of third-party switches
c) Physical computers can be standalone hosts or a set of clustered systems
d) All of the mentioned
Answer: b
Clarification: DVS has the capability to maintain a network runtime state for virtual machines as they are migrated from one physical system to another.
3. ________ virtualization abstracts networking hardware and software into a virtual network that can be managed.
a) Storage
b) Network
c) Software
d) None of the mentioned
Answer: b
Clarification: The key feature that makes virtual infrastructure so appealing for organizations implementing a cloud computing solution is flexibility.
4. Which of the following visualization is most commonly achieved through a mapping mechanism where a logical storage address is translated into a physical storage address?
a) Storage
b) Network
c) Software
d) None of the mentioned
Answer: a
Clarification: Block-based storage such as those used in SANs use a feature called a Logical Unit Identifier (LUN) with specific addresses stored in the form of an offset called the Logical Block Address (LBA).
5. Point out the wrong statement.
a) A virtual network can create virtual network interfaces
b) Instantiating a virtual machine is a very slow process
c) You can make machine images of systems in the configuration that you want to deploy or take snapshots of working virtual machines
d) All of the mentioned
Answer: b
Clarification: Instantiating a virtual machine is a very fast process, typically only a few seconds in length.
6. A _______ image makes a copy or a clone of the entire computer system inside a single container such as a file.
a) system
b) software
c) hardware
d) none of the mentioned
Answer: a
Clarification: The system imaging program is used to make this image and can be used later to restore a system image.
7. Which of the following is an open standard for storing a system image?
a) OVF
b) PPF
c) VOF
d) Compliance
Answer: a
Clarification: OVF stands for the pen Virtualization Format.
8. _________ is used by Amazon Web Services to store copies of a virtual machine.
a) AMI
b) EMI
c) IMI
d) Application services
Answer: a
Clarification: AMI stands for Amazon Machine Image.
9. AMI imaging service is provided by Amazon for ______________
a) private use
b) public use
c) pay-per-use
d) all of the mentioned
Answer: d
Clarification: An AMI can be for public use under a free distribution license, for pay-per-use with operating systems such as Windows, or shared by an EC2 user with other users who are given the privilege of access.
10. Which of the following runs on Xen Hypervisor?
a) Azure
b) AWS EC2
c) AWS EC3
d) All of the mentioned
Answer: b
Clarification: The term virtual appliance is meant to differentiate the software image from an operating virtual machine.