SNOW-CSA Database Administration and CMDB Practice Question
This SNOW-CSA practice question tests your understanding of database administration and cmdb. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. 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.
You are a ServiceNow administrator at a mid-sized company. The CMDB currently has over 100,000 CIs, and end users report that the CI search results are slow, often taking more than 10 seconds. The database has been optimized, but the issue persists. You have noticed that many CIs have empty or outdated fields. What is the best course of action to improve search performance without impacting data integrity?
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 the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Run the CMDB Data Manager to clean up empty fields and reduce index size.
Option D is correct because the CMDB Data Manager can identify and remove empty or outdated fields from CI records, which reduces the size of the database indexes. Smaller indexes improve search query performance without deleting entire CIs, thus preserving data integrity. This directly addresses the root cause—bloated indexes due to unnecessary data—rather than masking the issue with connection pool changes or risking data loss.
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.
✗
Create a scheduled job to delete CIs that have not been updated in 90 days.
Why it's wrong here
Deleting CIs may remove assets that are still valid but rarely updated, harming data integrity.
✗
Disable the full-text search index and rely on basic database indexes.
Why it's wrong here
Disabling full-text search degrades search capabilities and is not a recommended optimization.
✗
Increase the database connection pool size and restart the instance.
Why it's wrong here
This does not address the table size issue; it only allows more concurrent connections.
✓
Run the CMDB Data Manager to clean up empty fields and reduce index size.
Why this is correct
Data Manager can identify and remove empty fields, shrinking the table and improving performance.
Clue confirmation
The clue word "best" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates confuse 'data integrity' with 'keeping all data,' leading them to choose Option A (deleting old CIs) instead of recognizing that cleaning empty fields preserves CIs while improving performance.
Detailed technical explanation
How to think about this question
The CMDB Data Manager uses a 'Cleanup' operation that scans CI records for empty or null fields and optionally removes them from the database, which reduces the size of the text index used by the platform's search engine (based on Lucene). In ServiceNow, the full-text search index is built from all indexed fields across CIs; removing empty fields decreases the index's row count and disk footprint, directly speeding up query response times. A real-world scenario: a company with 100,000 CIs might have 30% of fields empty, causing the index to store unnecessary entries; cleaning these fields can reduce index size by up to 40%, cutting search times from 10 seconds to under 2 seconds.
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 network engineer segments a warehouse floor into three subnets: 20 scanners, 5 printers, and 2 management hosts. Picking the wrong mask wastes addresses or leaves too few usable hosts. Exam questions test whether you can apply CIDR notation, calculate block size, and identify the correct usable-host range for a given prefix.
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.
Database Administration and CMDB — This question tests Database Administration and CMDB — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Run the CMDB Data Manager to clean up empty fields and reduce index size. — Option D is correct because the CMDB Data Manager can identify and remove empty or outdated fields from CI records, which reduces the size of the database indexes. Smaller indexes improve search query performance without deleting entire CIs, thus preserving data integrity. This directly addresses the root cause—bloated indexes due to unnecessary data—rather than masking the issue with connection pool changes or risking data loss.
What should I do if I get this SNOW-CSA 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.
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Question Discussion
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