Tag Archives: Networking and Operating Systems

Section 3.3 Lab – PC Hardware Disassembly, Inventory & Reassembly

Objective:

  • I can demonstrate my understanding of PC Hardware fundamentals by disassembling a PC, inventorying the parts and successfully reassembling the PC so that I can better understand the internal hardware architecture of a common PC.

Links:

Topics Discussed:

  • Introduction to Information Technology
  • PC Hardware Fundamentals

Assignment:

  1. This week, we will visit the lab, where each student will be allowed to pick out a PC to use in their lab activities throughout the year.
  2. Each student should first assemble their PC, connect it to power, boot to the Windows operating system and confirm that it is in working order.
  3. Examine the computer and peripheral components, front and back.
    • In a Google Doc or Form, create an inventory list of the external components. Provide the component name, manufacturer, description, characteristics and any identification numbers available (serial #, part #, model #).
  4. Observe the boot process and determine the following information:
    • What is the speed of the CPU?
    • How much RAM is installed?
  5. Next, each student will open up their PC, and remove and inventory (record any available information such as manufacturer, model, serial # and capacity) all easily removable components:
    • Hard Drive
    • Optical Drive (DVD-Rom)
    • RAM sticks
    • Power Supply Unit
    • Motherboard
  6. Acquire a philips head screwdriver from the tool cabinet and proceed to carefully remove the heatsink assembly, exposing the CPU.
  7. Use the cleaning equipment provided to remove the old thermal paste from the CPU and the heatsink assembly, and will acquire a tube of thermal paste to apply fresh thermal paste to the CPU. Use the How to Apply Thermal Paste video as a guide on the correct method for the application of thermal paste, and take care not to waste the provided materials.
  8. Proceed to carefully remove the motherboard and power supply.
  9. Use canned air to clean the PC case of lint and debris to ensure optimal airflow.
  10. Reassemble the PC and its external peripherals, and reboot it to test its operation.
  11. Submit the completed PC Inventory document to the Google Classroom assignment labeled “Section 3.3 Lab” by Friday, February. 2nd.

Assigned: January 30th, 2024
Due Date: February 2nd, 2024

AZ CS Standard: Hardware and Software – HS.CS. HS.1

IT Fundamentals, Section 3.4: Input and Output – TestOut

Objective: 

This section introduces and explains common input and output devices. After finishing this section, you should be able to:

  • Identify common peripheral devices by sight.
  • Identify common ports and connectors by sight.
  • Connect cables and peripherals to a computer system.
  • Select appropriate cables and hardware devices for a given scenario.
  • Troubleshoot common problems when installing external devices to a computer system.
  • Identify the proper cable to connect a computer to an Ethernet port.
  • Set up a desktop computer system, including peripherals, power cables, and networking cable.
  • Describe how touchscreens are used as input devices.
  • Choose the most appropriate printer for a given scenario.
  • Describe how a camera works.

Links:

Key Terms:

  • Peripheral
  • Touch screen
  • Inkjet printer
  • Laser printer
  • Scanner
  • Universal Serial Bus (USB)
  • FireWire
  • Video Graphics Array (VGA) connector
  • Digital Visual Interface (DVI) connector
  • High-Definition Multimedia Interface (HDMI) connector
  • Registered Jack 45 (RJ-45) connector
  • Thunderbolt
  • Infrared
  • Bluetooth
  • Camera lens
  • Photosensitive material
  • Camera shutter

Topics Discussed:

  • How are input and output similar on desktop computers and mobile devices? How are they different?
  • How many ways can you input information into your computer?
  • How many ways can you output information from your computer?

Assignment:

  1. Access the TestOut Courseware through the provided link.
  2. Study 3.4: Input and Output, and complete the 10 question Exam to complete the Section.

Assigned: January 25th, 2024
Teacher Pacing Due Date: January 26th, 2024

IT Fundamentals, Section 3.3: Internal Components – TestOut

Objective: 

This section introduces and explains common internal PC components. After finishing this section, you should be able to:

  • Describe the most common internal components of a typical computer system, including processor, RAM, motherboard, power supply, GPU, NIC, and cooling system.
  • Distinguish between the two main types of consumer-level CPUs.
  • Describe how computer processors execute instructions.
  • Follow guidelines to reduce electrostatic discharge when working with computers.
  • Identify various types of expansion slots on a motherboard.
  • Install a single memory module on the motherboard.
  • Disconnect a monitor from the video card and remove the card from the computer.
  • Install a video card with an HDMI connection and connect the PCIe power connector to the video card.
  • Connect a computer to a monitor using an HDMI cable.
  • Configure a monitor’s display resolution for full HD content

Links:

Key Terms:

  • Bus
  • Central processing unit (CPU)
  • Random access memory (RAM)
  • Motherboard
  • Power supply
  • Graphics processing unit (GPU)
  • Network interface card (NIC)
  • Cooling system
  • Electrostatic discharge
  • The fetch-execute cycle
  • x86 processors
  • Advanced RISC Machines (ARM) processors
  • Expansion card
  • Heat sink
  • Air cooling
  • Water cooling
  • Active-liquid heat sink
  • Immersion cooling

Topics Discussed:

  • Which components are involved with each of the following: input, output, processing, and storage?
  • How do individual components work together?
  • How would a malfunction in each component affect the system as a whole?

Assignment:

  1. Access the TestOut Courseware through the provided link.
  2. Study Section 3.3: Internal Components, and complete the 10 question Exam to complete the Section.

Assigned: January 23rd, 2024
Teacher Pacing Due Date: January 24th, 2024

IT Fundamentals, Section 3.2: Computing Devices – TestOut

Objective: 

This section describes different types of computing devices. After finishing this section, you should be able to:

• Compare and contrast the features of various computing devices, including cost, screen size, computing power, portability, storage capacity, cases and form factors, and digital cameras.
• Recommend computing devices based on user requirements.

Links:

Key Terms:

  • Desktop
  • Notebook/Laptop
  • Mobile Device

Topics Discussed:

  • How are desktops, laptops, and mobile devices similar? How are they different?
  • What kinds of tasks are best done on each kind of device?

Assignment:

  1. Access the TestOut Courseware through the provided link.
  2. Study Section 3.2: Computing Devices, and complete the 10 question Exam to complete the Section.

Assigned: January 22nd, 2024
Teacher Pacing Due Date: January 23rd, 2024

IT Fundamentals, Section 2.5: Digital Media Careers – TestOut

Objective: 

This section describes common careers in digital media creation. After finishing this section, you should be able to:

  • Describe common careers in digital media, including video production, graphic design, and digital audio production.
  • Identify skills and educational requirements for digital media careers.

Links:

Key Terms:

  • Video Production Specialist
  • Graphic Designer
  • Digital Audio Producer

Topics Discussed:

  • How does the work of digital media professionals affect my daily life?
  • How can I prepare for a career in digital media?

Assignment:

  1. Access the TestOut Courseware through the provided link.
  2. Study Section 2.5: Digital Media Careers, and complete the 5 question Exam to complete the Section.

Assigned: January 19th, 2024
Teacher Pacing Due Date: January 19th, 2024

IT Fundamentals, Section 2.4: Media Formatting – TestOut

Objective: 

This section explains how digital media is encoded, compressed, and stored in different file formats. After finishing this section, you should be able to:

• Describe how audio and video are stored digitally.
• Distinguish between raster and vector images.
• Select the best format for digital images.
• Describe how RGB values determine pixel color.
• Compare common image file types.
• Describe the most common digital audio and video file formats.
• Describe how 3D modeling is used for computer graphics.
• Describe the difference between lossless and lossy compression algorithms.
• Discuss how sampling rate and bit depth impact the quality of digital audio.
• Discuss how file compression and image resolution impact the quality of digital images.

Links:

Key Terms:

  • Sample
  • Bit Depth
  • Sampling Rate
  • Frame Rate
  • Resolution
  • Color Depth
  • RGB Display
  • Raster Images
  • Vector Images
  • File Compression
  • Lossless Compression
  • Lossy Compression
  • Run-Length Encoding
  • Compression Artifact
  • Bitrate
  • Video Codecs
  • Wireframes
  • Rendering
  • Ray Tracing

Topics Discussed:

  • How are pictures and sounds encoded as ones and zeros?
  • Where have I seen raster images in my daily life? Where have I seen vector images?
  • When is having a small file size more important than having pristine quality? When is quality important enough to justify large file sizes?

Assignment:

  1. Access the TestOut Courseware through the provided link.
  2. Study Section 2.4: Media Formatting, and complete the 10 question Exam to complete the Section.

Assigned: January 18th, 2024
Teacher Pacing Due Date: January 19th, 2024

IT Fundamentals, Section 2.3: Digital Data – TestOut

Objective: 

This section explains the basics of how computers work, including their use of the binary number system and the translation of physical signals into digital information. After finishing this section, you should be able to:

• Describe the binary number system used by computers to process data.
• Describe how binary numbers can be translated into hexadecimal form.
• Define bits and bytes.
• Explain how physical signals are translated into digital information.
• Describe the most common character encoding standards, including ASCII and Unicode.
• Describe the most common units of measurement used for storage, throughput, and processing speed.

Links:

Key Terms:

  • Decimal System
  • Binary System
  • Hexadecimal System
  • Bit
  • Byte
  • Digital Data
  • Encoded Integers
  • Encoded Text
  • Processor Speed
  • Storage Space
  • Throughput
  • ASCII
  • Unicode

Topics Discussed:

  • How are digital and analog data similar? How are they different?
  • How are words and numbers encoded as ones and zeros?
  • What is the relationship between the binary number system and computer hardware?

Assignment:

  1. Access the TestOut Courseware through the provided link.
  2. Study Section 2.3: Digital Data, and complete the 10 question Exam to complete the Section.

Assigned: January 17th, 2024
Teacher Pacing Due Date: January 18th, 2024

IT Fundamentals, Section 2.2: Introduction to Computers – TestOut

Objective: 

This section provides a brief history of computers and explains the basic principles of human-computer interaction. After finishing this section, you should be able to:

• Recall significant developments in the history of modern computing.
• Identify uses of computers in today’s world.
• Identify the basic functions of computers.
• Describe various roles for today’s supercomputers.
• Describe the basic principles of human-computer interaction.

Links:

Key Terms:

  • Input
  • Processing
  • Output
  • Storage
  • Hollerith’s Tabulating Machine
  • Transistor
  • Microchip
  • World Wide Web
  • Smartphone
  • Supercomputers
  • Human-computer Interaction

Topics Discussed:

  • How are modern computers similar to early computers? How are they different?
  • What is the relationship between input, processing, output, and storage?

Assignment:

  1. Access the TestOut Courseware through the provided link.
  2. Study Section 2.2: Introduction to Computers, and complete the 10 question Exam to complete the Section.

Assigned: January 16th, 2024
Teacher Pacing Due Date: January 17th, 2024

IT Fundamentals, Section 1.2 – What Is Information Technology? – TestOut

Objective: 

This section defines three overlapping disciplines: Information Technology, Information Systems, and Computer Science. It then provides a detailed overview of the entire course. After finishing this section, you should be able to:

• Recall key moments in the history of information technology.
• Define Information Technology, Information Systems, and Computer Science.
• Describe why “systems thinking” is important in designing information systems.
• Describe the main objectives of the course.
• Identify new concepts and skills that you will master after completing this course.
• Explain how this course will help you achieve your career goals.
• Conduct online research on a career that interests you in information technology.

Links:

Key Terms:

  • Information Technology
  • Information Systems
  • Computer Science

Topics Discussed:

  • How will understanding IT help me achieve my goals in life?
  • What do I already know about computers? What do I wish I knew?
  • How have advances in technology impacted my own life?

Assignment:

  1. Access the TestOut Courseware through the provided link.
  2. Study Section 1.2: What Is Information Technology?, and complete the 5 question Exam to complete the Section.

Assigned: January 11th, 2024
Teacher Pacing Due Date: January 12th, 2024

IT Fundamentals, Section 1.3 – Technology and Ethics – TestOut

Objective: 

This section introduces various ethical issues associated with computer technology. After finishing this section, you should be able to:

• Describe ethical considerations related to evolving forms of technology, including artificial intelligence, workplace automation, personal privacy, and green computing.
• Identify health and productivity issues related to technology, including ergonomics, blue light exposure, cyberloafing, and employee monitoring.
• Distinguish between the legal and ethical aspects of issues such as security breaches, criminal use of data encryption, and the dark web.
• Discuss the arguments for and against net neutrality.

Links:

Key Terms:

  • Ethics
  • Artificial Intelligence
  • Intellectual Property
  • Dark Web
  • Green Computing
  • Ergonomics
  • Blue Light
  • Cyberloafing
  • Employee Monitoring
  • Net Neutrality
  • Predictive Policing
  • Hacktivism
  • Doxing

Topics Discussed:

  • Why is it important for me to live by a code of ethics?
  • How have I seen technology used for good? How have I seen it misused?
  • To what degree should governments use technology to monitor their citizens?

Assignment:

  1. Access the TestOut Courseware through the provided link.
  2. Study Section 1.2: Technology and Ethics, and complete the 5 question Exam to complete the Section.

Assigned: January 11th, 2024
Teacher Pacing Due Date: January 12th, 2024