Detailed Lesson Plan in Computer System Servicing

Grade Level: 12

Section: TECHNOVATE

Quarter: 4th

Domain: Maintaining and Repairing Computer Systems and Networks (MRCN)

I. OBJECTIVES

At the end of the lesson, the students are expected to:

  1. Cognitive: Analyze system performance data to identify maintenance needs. (HOTS)
  2. Psychomotor: Execute software optimization procedures (Disk Cleanup, Virus Scanning, Startup) using standard ICT tools.
  3. Affective: Value the role of a CSS professional in extending hardware lifespan through preventive maintenance, recognizing that technical excellence applies to all genders equally (GAD Integration).

PPST Indicators (2026 Cycle):

  • 1.1.2 Content Integration
  • 1.3.2 Positive Use of ICT
  • 1.4.2 Literacy and Numeracy
  • 1.5.2 HOTS (Critical/Creative Thinking)
  • 1.7.2 Communication Strategies
  • 2.3.2 Meaningful Hands-on Activity
  • 2.6.2 Positive Behavior Management
  • 3.1.2 Differentiation
  • 4.5.2 Organized Resources

II. SUBJECT MATTER

  • Topic: Software Maintenance and Optimization
  • Concept: Preventive Maintenance (PM) for extended PC longevity.
  • Materials: PC Units, Task Manager, Antivirus Software/Windows Security, LMS App (Live Quiz Feature), Projector, Unified Performance Rubric.

III. PROCEDURES (4A's Method)

PRELIMINARY ACTIVITIES

  1. Prayer:A student leads a short prayer to set a solemn tone.
  2. Greetings & Classroom Conditioning Ind. 2.6.2: Teacher: "Good morning, Technovate! Before you take your seats, please check if there are any pieces of paper under your chairs and ensure your workstations are aligned."
  3. Attendance Check: The class monitor reports the attendance for the day.
  4. The "Technovate Live Quiz Challenge" (Review & Motivation Ind. 1.3.2):
    • The Lobby: Students open the LMS App on their phones and click "Join Live Quiz." They enter the game lobby and wait for their classmates to join.
    • The Game (Integrated Content): The teacher starts a 5-item quiz designed to bridge the old and new lessons.
      • Questions 1-2 (The Review): Focus on previous networking concepts.
      • Questions 3-5 (The Motivation & GAD/Local Integration): Introduce "teaser" questions featuring local scenarios and diverse characters to spark curiosity.
  5. The Results Ind. 2.6.2: The teacher displays the live leaderboard, acknowledges the top performers, and encourages everyone, setting a positive tone for the "Surprise Race" coming up next.

A. ACTIVITY: "The 100-Meter Boot Race"

  • 1. The Surprise Race (HOTS Trigger):
    • Setup: Introduce two laptops. Laptop A has a huge 500GB HDD. Laptop B has a tiny 120GB SSD.
    • Prediction: Ask the class: "Which one do you think is faster just because it has more space?"
  • 2. Numeracy/Literacy Hook Ind. 1.4.2:
    • Students use stopwatches to time the "Boot-to-Desktop" speed.
    • The Twist: The tiny 120GB SSD wins significantly against the 500GB HDD.
    • Math Task: Calculate the percentage difference in speed between the two units.
    • Literacy Task: Write one "Technical Diagnosis" sentence explaining why "Size is NOT always equal to Speed."

B. ANALYSIS: "SSD vs. HDD: The Ultimate Choice"

  • 1. HOTS Ind. 1.5.2: Teacher: "We saw the 120GB SSD win the race, but notice that the 500GB HDD can hold four times more data. If you are a student on a budget, which one would you prefer: a computer that is super fast but has small space (SSD), or a computer that is slower but stores everything (HDD)? Why? And how does Disk Cleanup help the fast SSD stay fast if it starts getting full of trash?"
  • 2. Across-Curriculum & GAD Ind. 1.1.2:
    • Math: Comparing ratios and storage capacities.
    • Science: Discussing physical disks spinning (HDD) vs. electrical chips (SSD).
    • Entrepreneurship (GAD Integration): Roleplay as a PC Salesperson. Which drive would you recommend to Sarah, a freelance Video Editor (needs space), vs. Miguel, an e-Sports Gamer (needs speed)? (Breaks gender stereotypes by featuring a female in a high-tech editing role).
  • 3. Communication Ind. 1.7.2: Use the "Think-Pair-Share" method to allow students to discuss their preference before answering in front of the class.

C. ABSTRACTION: "The Optimization Trinity" (Interactive Simulation)

  • 1. ICT Use & Student Participation Ind. 1.3.2: The teacher uses a projector to display the Windows environment. To promote inclusive participation, the teacher calls one male and one female "Student Technician" to perform the following:
    • Disk Cleanup: Demonstrate finding and deleting "Digital Trash" (temporary files).
    • Virus Scanning: Demonstrate running a "Quick Scan" using Windows Security.
    • Startup Apps: Open Task Manager to "Disable" apps that slow down the "Boot Race."
  • 2. Verbal Strategy Ind. 1.7.2: Use the "Pause Technique"—ask the student to explain why they are clicking a specific button, giving them time to process.

D. APPLICATION: "The Technovate System Clinic"

Differentiation & Instructional Management Ind. 3.1.2: Each team is provided with a Technical Activity Sheet tailored to their specific technical task. (Localization context applied).
Tier A: The Clean-up Crew (Psychomotor/Numeracy Focus)
  • Task: Perform actual Disk Cleanup and record current size vs. size after cleanup.
  • Calculation: Total amount of disk space gained.
Tier B: The Virus Defense Analyst (HOTS/Evaluation Focus)
  • Context: Imagine you are Lead IT Specialists (like Engr. Elena or Tech Juan) managing the local school network here in Pagadian City.
  • Task: Perform a Quick Virus Scan and record the "Total Files Scanned" and "Time Taken."
  • Analysis: Calculate the "Average Speed" and explain why regular scanning is essential to protect local school data.
Tier C: The Boot-Time Specialists (Measurement/Analysis Focus)
  • Task: Record "Before" boot time, disable 3 startup apps, and record "After" boot time to calculate seconds saved.
Hands-on Monitoring Ind. 2.3.2 Ind. 2.6.2: The teacher circulates to monitor safety, ensure meaningful engagement, and provide positive reinforcement to each group.

IV. EVALUATION

  • Performance Observation Ind. 4.5.2: The teacher evaluates the students based on their completion of the Technical Activity Sheets during the "Technovate System Clinic" using the Unified Performance Rubric.
  • Formative Reflection: A quick "Exit Ticket" where students must write down the most important tool they learned to use today.

V. ASSIGNMENT / AGREEMENT

Digital Citizen Task: Perform Disk Cleanup on a computer belonging to a male or female family member (e.g., your brother, sister, mother, or father) to promote digital literacy across all genders at home. Record their reaction to the performance change.

APPENDIX A: UNIFIED PERFORMANCE RUBRIC

(For Application Phase: The Technovate System Clinic)

Criteria 4 - Excellent
(Professional) 		3 - Proficient
(Skilled) 		2 - Developing
(Apprentice) 		1 - Beginning
(Novice)
Accuracy & Completion
(Psychomotor/Numeracy) 		Completed all assigned tasks with 100% accuracy. Calculations on Activity Sheet are completely correct. Completed all tasks with minor errors. Calculations are mostly correct. Completed some tasks, but needed assistance. Activity Sheet has several calculation errors. Did not complete the task. Activity Sheet is mostly blank or incorrect.
Analysis & Justification
(HOTS/Literacy) 		Provided a deep, clear, and logical justification/analysis using correct technical terminology. Provided a clear justification/analysis, but lacked some technical terminology. Justification was vague or incomplete. Showed basic understanding but struggled to explain it. Did not provide a justification or the analysis was completely incorrect.
Time Management & Efficiency Finished the task well before the time limit and double-checked their work. Finished the task exactly within the time limit. Needed a few extra minutes to finish the task. Was unable to finish the task within the given timeframe.
Teamwork & Lab Safety
(Affective/Management) 		All members actively participated. Followed all lab safety rules and maintained a perfectly clean workstation. Most members participated. Followed lab rules and kept the workstation clean. Some members did not participate. Minor lab safety or cleanliness issues observed. Group was disorganized. Did not follow lab rules or left the workstation messy.
Scoring Guide:
  • 14 - 16 pts: Excellent
  • 11 - 13 pts: Proficient
  • 8 - 10 pts: Developing
  • 4 - 7 pts: Beginning

APPENDIX B: TECHNOVATE LIVE QUIZ CHALLENGE

(For Preliminary Activities: Review & Motivation)

Instructions: Students will answer the following multiple-choice questions via the LMS Live Quiz App on their smartphones.

Part 1: The Review (Previous Lesson on Networking)

1. In our previous lesson, we learned about network cables. Which type of UTP cable configuration is used to connect two computers directly to each other without using a switch?

  • A. Straight-through Cable
  • B. Crossover Cable (Answer)
  • C. Fiber Optic Cable
  • D. Coaxial Cable

2. What is the central device used in a standard Star Topology that connects all computers in a local area network (LAN)?

  • A. Router
  • B. Modem
  • C. Switch (Answer)
  • D. Server

Part 2: The Motivation/Teaser (Current Lesson - Localized & GAD Integrated)

3. (Numeracy/HOTS Hint) True or False: A computer with a massive 500GB Hard Disk Drive (HDD) will always boot up and load applications faster than a computer with a smaller 120GB Solid State Drive (SSD) simply because it has more storage space.

  • A. True
  • B. False (Answer)

* Note to Teacher: This directly sets up the "Surprise Race" hook.

4. (Literacy/Localization/GAD) A client comes to your computer shop near Plaza Luz in Pagadian City, complaining to Senior Technician Ana that their PC takes 5 minutes just to show the desktop after pressing the power button. Which Windows tool should Ana check to disable programs that open automatically?

  • A. Disk Management
  • B. Device Manager
  • C. Startup Apps (Task Manager) (Answer)
  • D. Windows Defender

5. (HOTS/Concept/GAD) If a Solid State Drive (SSD) is like a "Young Enthusiast Server (Waiter/Waitress)" with a magic tablet, which maintenance action is the equivalent of "cleaning the trash off their tables" so they can work at maximum speed?

  • A. Defragmentation
  • B. Disk Cleanup (Answer)
  • C. Buying a new monitor
  • D. Unplugging the keyboard