What is a key function of the cloud service component?
Options:
A.
Allows consumers to create service offerings for a service catalog
B.
Enables service providers to request the purchase of new IT resources
C.
Presents cloud infrastructure for use of services by consumers
D.
Allows consumers to modify the existing service offerings in a service catalog
Answer:
C
Explanation:
Explanation:
The cloud service component has three key functions :
- Enables defining services in a service catalog
- Enables on-demand, self-provisioning of services
- Presents cloud interfaces to consume services
Question 3
What is the purpose of a bitmap in snapshot creation?
Options:
A.
Keeps track of blocks that have changed in the filesystem
B.
Indicates the exact address from which data has to be read
C.
Indicates the exact address to where data has to be written
D.
Keeps track of the number of blocks that are highly utilized
Answer:
A
Explanation:
Explanation:
When a snapshot is created, a bitmap and blockmap are created in the metadata of the snapshot FS. The bitmap is used to keep track of blocks that are changed on the production FS after the snapshot creation. The blockmap is used to indicate the exact address from which the data is to be read when the data is accessed from the snapshot FS.