Cloud Digital Leader Why cloud technology is transforming business Practice Question
This GCDL practice question tests your understanding of why cloud technology is transforming business. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A retail company needs to handle sudden spikes in customer traffic during holiday promotions without over-provisioning hardware. Which cloud characteristic directly enables this capability?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Elasticity
Elasticity is the cloud characteristic that allows resources to automatically scale up or down in response to demand. For a retail company handling sudden traffic spikes, elasticity ensures compute and network capacity dynamically adjusts without manual intervention or over-provisioning, directly matching the workload in real time.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
Load balancing
Why it's wrong here
Load balancing distributes traffic but does not add or remove resources automatically.
✗
High availability
Why it's wrong here
High availability ensures systems are operational, but does not automatically adjust capacity.
✓
Elasticity
Why this is correct
Elasticity enables automatic scaling of resources to match demand, key for handling traffic spikes.
Related concept
Read the scenario before looking for a memorised answer.
✗
Disaster recovery
Why it's wrong here
Disaster recovery restores systems after failure, but does not handle scaling.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Google Cloud often tests the distinction between elasticity and scalability, where candidates mistakenly choose load balancing or high availability because they associate traffic spikes with distribution or redundancy rather than dynamic resource adjustment.
Detailed technical explanation
How to think about this question
Elasticity in cloud computing is often implemented via auto-scaling groups that use metrics like CPU utilization or request count to trigger scale-out or scale-in actions. For example, AWS Auto Scaling can launch new EC2 instances in minutes based on a CloudWatch alarm, while Azure VM Scale Sets use a similar model with custom autoscale rules. This differs from scalability, which is the ability to handle growth, whereas elasticity specifically refers to the automated, bidirectional adjustment of resources.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
TExam Day Tips
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
An e-commerce site experiences heavy traffic on Black Friday and near-zero traffic during off-peak weeks. Rather than provisioning permanent large VMs, the team uses auto-scaling groups that add capacity automatically under load and reduce it overnight. Questions like this test whether you understand elasticity, availability zones, and cloud compute scaling patterns.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this GCDL question in full detail.
Why cloud technology is transforming business — This question tests Why cloud technology is transforming business — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Elasticity — Elasticity is the cloud characteristic that allows resources to automatically scale up or down in response to demand. For a retail company handling sudden traffic spikes, elasticity ensures compute and network capacity dynamically adjusts without manual intervention or over-provisioning, directly matching the workload in real time.
What should I do if I get this GCDL question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Question Discussion
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