This set of Cloud Computing Multiple Choice Questions & Answers (MCQs) focuses on “Virtual Storage Containers”.
1. Which of the following feature make cloud-based storage systems highly reliable?
a) Redundant networks
b) Redundant name servers
c) Replication
d) All of the mentioned
View Answer
Explanation: Failover can involve a system simply changing the pointers to the stored object’s location.
2. Point out the correct statement.
a) With Atmos, you can create your own cloud storage system or leverage a public cloud service with Atmos online
b) IBM is a major player in cloud computing particularly for businesses
c) In managed storage, the storage service provider makes storage capacity available to users
d) All of the mentioned
View Answer
Explanation: User pays for the storage using a pay-as-you-go model in managed cloud storage.
3. Redundancy has to be implemented at the _________ architectural level for effective results in cloud computing.
a) lower
b) higher
c) middle
d) all of the mentioned
View Answer
Explanation: ADrive provides online cloud storage and backup solutions for personal, business and enterprise-level data.
4. Which of the following can manage data from CIFS and NFS file systems over HTTP networks?
a) StorageGRID
b) DataGRID
c) DiskGRID
d) All of the mentioned
View Answer
Explanation: StorageGRID can enforce policies and create a tiered storage system.
5. Point out the wrong statement.
a) AWS S3 essentially lets you create your own cloud storage
b) AWS created “Availability Zones” within regions, which are sets of systems that are isolated from one another
c) Amazon Web Services (AWS) adds redundancy to its IaaS systems by allowing EC2 virtual machine instances
d) None of the mentioned
View Answer
Explanation: In theory, instances in different availability zones shouldn’t fail at the same time.
6. A ________ is a logical unit that serves as the target for storage operations, such as the SCSI protocol READs and WRITEs.
a) GETs
b) PUN
c) LUN
d) All of the mentioned
View Answer
Explanation: In traditional pooled storage deployments, storage partitions can be assigned and provide a device label called a Logical Unit Number.
7. Which of the following use LUNs to define a storage volume that appears to a connected computer as a device?
a) SAN
b) iSCSI
c) Fibre Channel
d) All of the mentioned
View Answer
Explanation: Unused LUNs are the equivalent of a raw disk from which one or more volumes may be created.
8. Which of the following protocol is used for discovering and retrieving objects from a cloud?
a) OCCI
b) SMTP
c) HTTP
d) All of the mentioned
View Answer
Explanation: Making cloud storage data discoverable on a TCP/IP network using HTTP or some other protocol requires that objects be assigned a unique identifier.
9. Which of the following disk operation is performed When a tenant is granted access to a virtual storage container?
a) CRUD
b) File system modifications
c) Partitioning
d) All of the mentioned
View Answer
Explanation: Data stored in a virtual storage container may be stored in chunks or buckets.
10. Which of the following standard connect distributed hosts or tenants to their provisioned storage in the cloud?
a) CDMI
b) OCMI
c) COA
d) All of the mentioned
View Answer
Explanation: CDMI stands for Cloud Data Management Interface.
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