- A
The total cost of ownership is likely to be higher than custom development
Why wrong: COTS is usually cheaper than custom development.
- B
The software may not fully align with the organization's business processes
COTS is generic; customization may be limited or costly.
- C
The software may have inherent security vulnerabilities
Why wrong: All software has vulnerabilities; this is not unique to COTS.
- D
Vendor support may be discontinued after a few years
Why wrong: This is a risk but not the primary one; it can be mitigated.
Quick Answer
The answer is that the primary risk of using a COTS solution is the software may not fully align with the organization's business processes. This is because COTS software is built for a broad market, meaning its predefined workflows and features often clash with an organization’s unique operational needs. When misalignment occurs, the organization faces a painful trade-off: either change its established business processes to fit the software or undertake costly, time-consuming customizations that undermine the cost and speed advantages of a packaged solution. On the CISA exam, this concept tests your understanding of the inherent trade-off between packaged efficiency and process fit, often appearing as a distractor against risks like vendor lock-in or security flaws. A common trap is choosing “incompatibility with existing systems,” but remember that integration issues are secondary to the fundamental business process misalignment. Memory tip: think “square peg, round hole” — COTS is the square peg, and your unique processes are the round hole.
CISA Practice Question: Information Systems Acquisition, Development and Implementation
This CISA practice question tests your understanding of information systems acquisition, development and implementation. 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.
An organization is planning to replace its legacy accounting system with a commercial off-the-shelf (COTS) software package. Which of the following is the PRIMARY risk of using a COTS solution?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue:
"primary"Why it matters: Asks for the main purpose or function, not a secondary benefit. Eliminate answers that describe side-effects or partial functions.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
The software may not fully align with the organization's business processes
The primary risk of a COTS solution is that it is designed for a broad market and may not fully align with the organization's specific business processes. This misalignment can force the organization to change its workflows or perform costly customizations, which can negate the benefits of a packaged solution and introduce project delays or failures.
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.
- ✗
The total cost of ownership is likely to be higher than custom development
Why it's wrong here
COTS is usually cheaper than custom development.
- ✓
The software may not fully align with the organization's business processes
Why this is correct
COTS is generic; customization may be limited or costly.
Clue confirmation
The clue word "primary" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
The software may have inherent security vulnerabilities
Why it's wrong here
All software has vulnerabilities; this is not unique to COTS.
- ✗
Vendor support may be discontinued after a few years
Why it's wrong here
This is a risk but not the primary one; it can be mitigated.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often focus on security or vendor support as the primary risk, but the CISA exam emphasizes that the most immediate and impactful risk in COTS acquisition is the mismatch between the software's capabilities and the organization's business processes.
Detailed technical explanation
How to think about this question
Under the hood, COTS packages are built with configurable parameters and optional modules to serve a wide range of clients, but they rarely support every unique workflow. For example, an accounting system may use a fixed chart of accounts structure that cannot accommodate an organization's multi-currency or intercompany accounting rules without heavy customization, which then creates upgrade conflicts and increases maintenance complexity. In practice, the cost and time to bridge these gaps often exceed the original license cost, making process alignment the critical success factor.
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 practitioner preparing for the CISA exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
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FAQ
Questions learners often ask
What does this CISA question test?
Information Systems Acquisition, Development and Implementation — This question tests Information Systems Acquisition, Development and Implementation — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: The software may not fully align with the organization's business processes — The primary risk of a COTS solution is that it is designed for a broad market and may not fully align with the organization's specific business processes. This misalignment can force the organization to change its workflows or perform costly customizations, which can negate the benefits of a packaged solution and introduce project delays or failures.
What should I do if I get this CISA question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Are there clue words in this question I should notice?
Yes — watch for: "primary". Asks for the main purpose or function, not a secondary benefit. Eliminate answers that describe side-effects or partial functions.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
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Last reviewed: Jun 11, 2026
This CISA practice question is part of Courseiva's free ISACA 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 CISA exam.
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