- A
Add a string field on the Application table that stores a comma-separated list of user sys_ids
Why wrong: Incorrect; denormalizing with a CSV list violates database normalization and is hard to query.
- B
Add a multi-reference field on the User table that lists all requested applications
Why wrong: Incorrect; multi-reference fields can store multiple references but do not efficiently support additional data like justification without complex scripting.
- C
Create a custom table 'u_application_request' with fields: user (reference to sys_user), application (reference to custom application table), justification (string), date_needed (date)
Correct; a dedicated M2M table with additional attributes models the relationship and captures extra data.
- D
Create one table for all requests with a reference to both user and application, but store justification and date needed separately in a different table
Why wrong: Incorrect; splitting attributes into separate tables unnecessarily complicates the data model.
SNOW-CAD Core Application Development Practice Question
This SNOW-CAD practice question tests your understanding of core application development. 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 developer is designing a solution to allow users to request access to specific applications through a Service Catalog. Each application can be requested by multiple users, and each user can request multiple applications. The request must capture the user's business justification and the date needed. The developer needs to model the data. Which database schema design best adheres to ServiceNow best practices?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue:
"best"Why it matters: Signals that multiple options may be partially correct. Choose the option that most directly solves the exact problem described, not the one that sounds most complete.
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
Create a custom table 'u_application_request' with fields: user (reference to sys_user), application (reference to custom application table), justification (string), date_needed (date)
Option C is correct because it creates a dedicated 'u_application_request' table with reference fields to both sys_user and the custom application table, plus justification and date_needed fields. This models the many-to-many relationship properly with additional attributes, adhering to ServiceNow best practices of using reference fields for relationships and avoiding unstructured data storage.
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.
- ✗
Add a string field on the Application table that stores a comma-separated list of user sys_ids
Why it's wrong here
Incorrect; denormalizing with a CSV list violates database normalization and is hard to query.
- ✗
Add a multi-reference field on the User table that lists all requested applications
Why it's wrong here
Incorrect; multi-reference fields can store multiple references but do not efficiently support additional data like justification without complex scripting.
- ✓
Create a custom table 'u_application_request' with fields: user (reference to sys_user), application (reference to custom application table), justification (string), date_needed (date)
Why this is correct
Correct; a dedicated M2M table with additional attributes models the relationship and captures extra data.
Clue confirmation
The clue word "best" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Create one table for all requests with a reference to both user and application, but store justification and date needed separately in a different table
Why it's wrong here
Incorrect; splitting attributes into separate tables unnecessarily complicates the data model.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often choose Option D thinking it follows 'separation of concerns' by splitting data into multiple tables, but ServiceNow best practices favor a single table for all attributes of a relationship to maintain simplicity and query performance.
Detailed technical explanation
How to think about this question
In ServiceNow, many-to-many relationships with additional attributes are best modeled using a custom table (often called a 'glue table' or 'intersection table') that contains reference fields to both sides plus the extra fields. This design allows for efficient GlideRecord queries, dot-walking, and ACL enforcement, and it aligns with the platform's table-per-relationship pattern. For example, you can easily query all requests for a specific user or application, and the date_needed field can be used for scheduled jobs or notifications without complex parsing.
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 SNOW-CAD 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.
- →
Core Application Development — study guide chapter
Learn the concepts, then practise the questions
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FAQ
Questions learners often ask
What does this SNOW-CAD question test?
Core Application Development — This question tests Core Application Development — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Create a custom table 'u_application_request' with fields: user (reference to sys_user), application (reference to custom application table), justification (string), date_needed (date) — Option C is correct because it creates a dedicated 'u_application_request' table with reference fields to both sys_user and the custom application table, plus justification and date_needed fields. This models the many-to-many relationship properly with additional attributes, adhering to ServiceNow best practices of using reference fields for relationships and avoiding unstructured data storage.
What should I do if I get this SNOW-CAD 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: "best". Signals that multiple options may be partially correct. Choose the option that most directly solves the exact problem described, not the one that sounds most complete.
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 →
Last reviewed: Jun 25, 2026
This SNOW-CAD practice question is part of Courseiva's free ServiceNow 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 SNOW-CAD exam.
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