The answer is explorer.exe because it shows the highest memory usage value in the Task Manager’s Memory column, which displays the current working set in megabytes for each running process. In Windows, the working set represents the amount of physical memory actively assigned to a process, and when an application runs slowly, the process consuming the most memory is often the culprit. On the CompTIA ITF+ FC0-U61 exam, this question tests your ability to interpret Task Manager’s performance data, a core objective in understanding operating system resource management. A common trap is confusing the CPU or Disk columns with memory; always look for the column labeled “Memory” and compare the numeric values, not the process name alone. Memory tip: think “MB for Memory” — the bigger the number in that column, the more RAM that process is hogging.
FC0-U61 Applications and Software Practice Question
This FC0-U61 practice question tests your understanding of applications and software. 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.
Exhibit
C:\Users\Tech>tasklist
Image Name PID Session Name Session# Mem Usage
========================= ======== ================ =========== ============
System Idle Process 0 Services 0 8 K
System 4 Services 0 1,452 K
smss.exe 344 Services 0 388 K
csrss.exe 568 Services 0 2,552 K
winlogon.exe 604 Console 1 1,876 K
services.exe 648 Services 0 4,524 K
lsass.exe 660 Services 0 6,204 K
svchost.exe 832 Services 0 12,376 K
svchost.exe 904 Services 0 10,264 K
svchost.exe 976 Services 0 6,756 K
explorer.exe 1232 Console 1 30,456 K
notepad.exe 1340 Console 1 3,512 K
Refer to the exhibit. A user reports that an application is running slowly. Based on the exhibit, which process is using the most memory?
C:\Users\Tech>tasklist
Image Name PID Session Name Session# Mem Usage
========================= ======== ================ =========== ============
System Idle Process 0 Services 0 8 K
System 4 Services 0 1,452 K
smss.exe 344 Services 0 388 K
csrss.exe 568 Services 0 2,552 K
winlogon.exe 604 Console 1 1,876 K
services.exe 648 Services 0 4,524 K
lsass.exe 660 Services 0 6,204 K
svchost.exe 832 Services 0 12,376 K
svchost.exe 904 Services 0 10,264 K
svchost.exe 976 Services 0 6,756 K
explorer.exe 1232 Console 1 30,456 K
notepad.exe 1340 Console 1 3,512 K
A
explorer.exe
explorer.exe uses 30,456 K, the highest memory usage in the list.
B
svchost.exe (PID 832)
Why wrong: That svchost instance uses 12,376 K, less than explorer.exe.
C
notepad.exe
Why wrong: Notepad uses only 3,512 K, which is relatively low.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
explorer.exe
The exhibit shows that explorer.exe is using the highest memory value (e.g., 1,234 MB) among the listed processes. In Windows Task Manager, the 'Memory' column displays the current working set in megabytes, and explorer.exe's memory consumption exceeds that of the other processes, making it the correct answer.
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.
✓
explorer.exe
Why this is correct
explorer.exe uses 30,456 K, the highest memory usage in the list.
Related concept
Read the scenario before looking for a memorised answer.
✗
svchost.exe (PID 832)
Why it's wrong here
That svchost instance uses 12,376 K, less than explorer.exe.
✗
notepad.exe
Why it's wrong here
Notepad uses only 3,512 K, which is relatively low.
✗
System
Why it's wrong here
System uses only 1,452 K.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often assume svchost.exe or System always consume the most memory because they host critical OS services, but the question requires reading the actual numeric values in the exhibit rather than relying on general assumptions.
Detailed technical explanation
How to think about this question
Windows Task Manager's 'Memory' column reflects the private working set, which is the amount of physical memory exclusively assigned to a process. High memory usage by explorer.exe can occur due to accumulated shell extensions, thumbnail cache, or memory leaks in third-party context menu handlers. In real-world troubleshooting, you would use Resource Monitor or Performance Monitor to identify which specific handles or threads within explorer.exe are consuming memory.
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 FC0-U61 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.
Applications and Software — This question tests Applications and Software — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: explorer.exe — The exhibit shows that explorer.exe is using the highest memory value (e.g., 1,234 MB) among the listed processes. In Windows Task Manager, the 'Memory' column displays the current working set in megabytes, and explorer.exe's memory consumption exceeds that of the other processes, making it the correct answer.
What should I do if I get this FC0-U61 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.
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 →
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
This FC0-U61 practice question is part of Courseiva's free CompTIA 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 FC0-U61 exam.
Question Discussion
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
Sign in to join the discussion.