This PCAP practice question tests your understanding of strings. 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.
Refer to the exhibit. path = r"C:\Users\John\Documents" print(len(path))
Given the code above, what is printed? Note: each backslash is a single character.
Refer to the exhibit. path = r"C:\Users\John\Documents" print(len(path))
21
Why wrong: If backslashes were interpreted as escape sequences, some might be treated as single characters, but that is not the case with raw string.
23
Counting each character: C, :, \, U, s, e, r, s, \, J, o, h, n, \, D, o, c, u, m, e, n, t, s -> total 23.
22
Why wrong: Incorrect count.
24
Why wrong: Incorrect count.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
23
Option D is correct. The raw string r"..." treats backslashes as literal characters. The path has: C, :, \, U, s, e, r, s, \, J, o, h, n, \, D, o, c, u, m, e, n, t, s. That's 23 characters. Option A counts standard string escape sequences (e.g., \U would be interpreted as Unicode if not raw). Option B and C are other miscalculations.
Key principle: NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
21
Why it's wrong here
If backslashes were interpreted as escape sequences, some might be treated as single characters, but that is not the case with raw string.
23
Why this is correct
Counting each character: C, :, \, U, s, e, r, s, \, J, o, h, n, \, D, o, c, u, m, e, n, t, s -> total 23.
Related concept
Static NAT maps one inside address to one outside address.
22
Why it's wrong here
Incorrect count.
24
Why it's wrong here
Incorrect count.
Common exam traps
NAT is not only about the public address. The inside/outside interface roles and the ACL or rule that matches traffic are just as important.
Detailed technical explanation
NAT questions usually test address translation, overload/PAT behaviour, static mappings and whether the right traffic is being translated. Read the interface direction and address terms carefully.
Key takeaway
NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Real-world example
A cloud solutions architect for a retail company is evaluating services for a new workload. The correct answer here reflects best practice for the specific scenario described — not a general cloud recommendation. NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated. Cloud exam questions reward reading the constraint carefully: the same technology can be right or wrong depending on the use case.
What to study next
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related PCAP NAT questions on configuration and troubleshooting.
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FAQ
Strings — This question tests Strings — Static NAT maps one inside address to one outside address..
The correct answer is: 23 — Option D is correct. The raw string r"..." treats backslashes as literal characters. The path has: C, :, \, U, s, e, r, s, \, J, o, h, n, \, D, o, c, u, m, e, n, t, s. That's 23 characters. Option A counts standard string escape sequences (e.g., \U would be interpreted as Unicode if not raw). Option B and C are other miscalculations.
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related PCAP NAT questions on configuration and troubleshooting.
Static NAT maps one inside address to one outside address.
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Last reviewed: Jun 24, 2026
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