- A
'Default'
The rule with order 500 runs last and sets the value to 'Default'.
- B
Both values will be concatenated
Why wrong: Only one value is stored; the last set value wins.
- C
The value set by the rule at order 100
Why wrong: The rule at order 500 runs after and overwrites the value.
- D
The field will be empty because gotoField() clears it
Why wrong: gotoField() does not clear the field; it just moves the cursor.
Quick Answer
The answer is 'Default' because business rule execution order follows ascending priority based on the order field, meaning the rule at order 100 runs first and sets the short_description, then the rule at order 500 runs last and overrides that value with 'Default' using current.setValue(). Since both rules fire on 'before' insert, the database receives the value from the final rule executed, not the first. This concept tests your understanding of business rule execution order on the ServiceNow Certified Application Developer CAD exam, where a common trap is assuming the lower order number wins or that gotoField prevents a subsequent setValue from taking effect. In reality, gotoField only moves cursor focus and does not block value assignment. Remember the memory tip: "Higher order number, final word" — the rule with the highest order value in a before-insert chain always writes the last value to the database.
SNOW-CAD Practice Question: Automating application logic with business rules and scripts
This SNOW-CAD practice question tests your understanding of automating application logic with business rules and scripts. 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 company has a business rule on the Task table that runs on 'before' insert. The rule uses current.gotoField('short_description') and current.setValue('short_description', 'Default'). The rule is ordered to run at 500. However, a second business rule on the same table with order 100 also sets the short_description. What will be the final value of short_description?
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
'Default'
Option A is correct because business rules execute in ascending order based on their 'order' field. The rule at order 100 runs first and sets the short_description. Then the rule at order 500 runs and overrides that value with 'Default' using current.setValue(). Since both are 'before' insert rules, the final value written to the database is the one set by the last-executed rule, which is order 500.
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.
- ✓
'Default'
Why this is correct
The rule with order 500 runs last and sets the value to 'Default'.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Both values will be concatenated
Why it's wrong here
Only one value is stored; the last set value wins.
- ✗
The value set by the rule at order 100
Why it's wrong here
The rule at order 500 runs after and overwrites the value.
- ✗
The field will be empty because gotoField() clears it
Why it's wrong here
gotoField() does not clear the field; it just moves the cursor.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates mistakenly think current.gotoField() clears the field or that rules execute in reverse order, when in fact the rule with the highest order number runs last and its setValue() takes precedence.
Detailed technical explanation
How to think about this question
Business rules in ServiceNow execute in order from lowest to highest order value. The current.gotoField() method is used to set the current field context for operations like getValue() or setValue() but does not modify the field itself. In 'before' insert rules, all changes are applied to the record before it is committed to the database, so the last setValue() wins. This ordering behavior is critical when multiple business rules modify the same field, and understanding execution order prevents data overwrite issues.
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 small business has 20 workstations on the 192.168.1.0/24 network and one public IP from its ISP. The router uses PAT (NAT overload) so all 20 devices share one public address using different source ports. NAT questions test whether you understand the four address terms and which direction each translation applies.
What to study next
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FAQ
Questions learners often ask
What does this SNOW-CAD question test?
Automating application logic with business rules and scripts — This question tests Automating application logic with business rules and scripts — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: 'Default' — Option A is correct because business rules execute in ascending order based on their 'order' field. The rule at order 100 runs first and sets the short_description. Then the rule at order 500 runs and overrides that value with 'Default' using current.setValue(). Since both are 'before' insert rules, the final value written to the database is the one set by the last-executed rule, which is order 500.
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.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 11, 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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