Cloud Computing Week 10 Assignment Answer
Cloud Computing Week 10 Assignment Answer
Course Link : Click Here
1. Which issue is most critical when performing live VM migration across geographically distributed data centers?
A) Uniform CPU clock speed across hosts
B) High network latency and bandwidth variability between sites
C) Availability of local storage at the source host
D) Increasing the number of VM snapshots
Answer : b
2. Which migration technique generally consumes the highest network bandwidth?
A) Cold migration
B) Pre-copy migration
C) Post-copy migration
D) Offline image transfer
Answer : b
3. Which factor most increases energy consumption during live migration in fog environments?
A) Small VM memory footprint
B) Short network distance between nodes
C) Frequent retransmission of dirty memory pages
D) Low CPU utilization on source host
Answer : c
4. In container-based cloud environments, what is the primary role of Kubernetes?
A) To build container images from application source code
B) To provide low-level container runtime like Docker Engine
C) To orchestrate, schedule, scale, and manage containers across clusters
D) To replace virtual machines entirely
Answer : c
5. Which Docker component is responsible for handling build instructions defined in a Dockerfile?
A) Docker Hub
B) Docker CLI
C) Docker Daemon
D) Docker Registry
Answer : c
6. Which Docker feature ensures that a container runs in isolation from the host system?
A) Hypervisor
B) Linux namespaces and groups
C) Virtual machine snapshots
D) Docker Swarm
Answer : b
7. Statement 1: Docker volumes persist data even if a container is deleted.
Statement 2: Data stored inside a container’s writable layer remains safe after the container is removed.
A) Only statement 1 is true
B) Only statement 2 is true
C) Both statements are true
D) Both statements are false
Answer : a
8. In Docker,________________ is responsible for creating and managing containers on the host system.
A) Docker Hub
B) Docker Engine
C) Kubernetes
D) Dockerfile
Answer : b
9. If a VM has 64 GB memory and the migration channel supports 8 MB/sec, what is the total migration time and downtime for non-live VM migration?
A) 1 hour, 1 hour
B) 2 hours, 2 hours
C) 2.5 hours, 2.5 hours
D) 3 hours, 3 hours
Answer : b
10. Containers require a full guest operating system to run.
A) True
B) False
Answer : b
For other NPTEL Assignment Answer : Click Here