Cloud Digital Leader Fundamental cloud concepts Practice Question
This GCDL practice question tests your understanding of fundamental cloud concepts. 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.
Which TWO of the following are key characteristics of cloud computing as defined by NIST? (Choose 2)
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Measured service
Measured service is a key characteristic of cloud computing as defined by NIST (SP 800-145). It means that cloud systems automatically control and optimize resource usage by leveraging a metering capability at some level of abstraction appropriate to the type of service (e.g., storage, processing, bandwidth, and active user accounts). This allows both the provider and consumer to monitor, control, and report usage, providing transparency for billing and chargeback.
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.
✗
Virtualization
Why it's wrong here
Virtualization is an enabling technology, not a NIST characteristic.
✗
Multi-tenancy
Why it's wrong here
Multi-tenancy is a common feature but not one of the five essential characteristics.
✓
Measured service
Why this is correct
Cloud systems automatically control and optimize resource use by metering.
Related concept
Read the scenario before looking for a memorised answer.
✗
Serverless computing
Why it's wrong here
Serverless is a model within cloud, not a defining characteristic.
✓
Rapid elasticity
Why this is correct
Resources can be elastically provisioned and released to scale rapidly.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Google Cloud often tests the distinction between enabling technologies (like virtualization) and the official NIST essential characteristics, so candidates mistakenly select virtualization or multi-tenancy because they are commonly associated with cloud computing but are not explicitly listed in the NIST definition.
Detailed technical explanation
How to think about this question
Measured service typically uses a pay-per-use billing model, where cloud providers implement metering agents (e.g., AWS CloudWatch, Azure Monitor) to track resource consumption at granular levels like CPU hours, GB-months of storage, or API calls. This data is fed into a billing system that generates invoices and can also trigger auto-scaling policies. In practice, measured service enables chargeback models in enterprise environments, where IT departments can allocate costs back to business units based on actual usage.
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
A startup's cloud architect reviews their monthly bill and notices costs are higher than expected for a long-running batch job. Switching from on-demand instances to Reserved Instances — or using Spot/Preemptible VMs — can reduce compute costs by up to 72 %. Questions like this test whether you understand the tradeoffs between commitment, flexibility, and cost across cloud pricing models.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this GCDL question in full detail.
Fundamental cloud concepts — This question tests Fundamental cloud concepts — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Measured service — Measured service is a key characteristic of cloud computing as defined by NIST (SP 800-145). It means that cloud systems automatically control and optimize resource usage by leveraging a metering capability at some level of abstraction appropriate to the type of service (e.g., storage, processing, bandwidth, and active user accounts). This allows both the provider and consumer to monitor, control, and report usage, providing transparency for billing and chargeback.
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.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
This GCDL practice question is part of Courseiva's free Google Cloud certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the GCDL exam.
Question Discussion
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
Sign in to join the discussion.