Computing (2nd Edition) EXAM
QUESTIONS WITH CORRECT ANSWERS
(VERIFIED ANSWERS) PLUS RATIONALES
2026 Q&A PDF
1.
A company wants cloud resources shared only within its organization while
maintaining maximum control over infrastructure. Which deployment model BEST
fits?
A. Public cloud
B. Community cloud
C. Hybrid cloud
D. Private cloud
Answer: D
Rationale: Private clouds provide dedicated infrastructure and maximum
organizational control.
2.
An administrator notices virtual machines competing heavily for CPU resources on
a host server. What condition is occurring?
A. Resource pooling
B. CPU oversubscription
,C. Elastic scaling
D. Hyper-threading
Answer: B
Rationale: Oversubscription occurs when allocated virtual resources exceed
physical capacity.
3.
A cloud provider automatically increases server instances during high traffic
periods. What cloud characteristic is being demonstrated?
A. Broad network access
B. Elasticity
C. Metered service
D. Virtualization
Answer: B
Rationale: Elasticity allows resources to scale dynamically based on demand.
4.
A company stores backup copies of critical cloud data in another geographic
region. Which concept is being implemented?
A. Load balancing
B. Fault tolerance
C. Geographic redundancy
D. Thin provisioning
Answer: C
Rationale: Geographic redundancy protects data against regional disasters.
5.
A hypervisor running directly on physical hardware is classified as:
,A. Hosted hypervisor
B. Type 2 hypervisor
C. Bare-metal hypervisor
D. Virtual appliance
Answer: C
Rationale: Type 1 or bare-metal hypervisors run directly on hardware.
6.
A cloud administrator deploys multiple virtual servers from a single master image.
What technology is being used?
A. Clustering
B. Templating
C. Sandboxing
D. Mirroring
Answer: B
Rationale: Templates allow rapid deployment of identical VM configurations.
7.
A cloud service providing virtual machines and storage is categorized as:
A. SaaS
B. PaaS
C. IaaS
D. DaaS
Answer: C
Rationale: Infrastructure as a Service provides virtualized computing resources.
8.
Which storage type provides the FASTEST performance for transactional
databases?
, A. Cold storage
B. Tape backup
C. SSD storage
D. Object storage
Answer: C
Rationale: SSDs provide low latency and high IOPS performance.
9.
A cloud administrator wants applications to continue operating despite failure of
one server. Which solution BEST meets this need?
A. Deduplication
B. High availability clustering
C. Thin provisioning
D. Compression
Answer: B
Rationale: Clustering ensures service continuity during server failure.
10.
A virtual machine cannot communicate with another VM on the same host. MOST
likely cause?
A. Excess RAM
B. VLAN or virtual switch misconfiguration
C. Too many CPU cores
D. Storage replication
Answer: B
Rationale: Virtual networking issues commonly prevent VM communication.
11.
A company pays only for actual cloud resource usage. Which billing model is this?