PC Components Quiz

Liquid crystal display (LCD), Light-emitting diode (LED), Organic LED (OLED)

VR completely encases the upper portion of users’ faces, not allowing in any ambient light from their surroundings, while AR usually does not close off ambient light to users, allowing them to see their real life surroundings.

Digital Light Processing

<p>Inkjet, impact, thermal, laser, and 3D printers</p> Signup and view all the answers

<p>All printers require printing material (such as ink, toner, liquid plastic, etc.)</p> Signup and view all the answers

<p>Printers use a driver to communicate with OS.</p> Signup and view all the answers

<p>Exchanging AC adapters with a different type of laptop or device may cause damage to both the AC adapter and the laptop due to mismatched power requirements and specifications.</p> Signup and view all the answers

<p>ESD is the sudden flow of electricity between two electrically charged objects caused by contact. It can damage computer equipment by creating a surge of electricity that exceeds the safe limits of the components, leading to potential malfunctions or permanent damage.</p> Signup and view all the answers

<p>At least 3,000 volts of static electricity must build up before a person can feel ESD.</p> Signup and view all the answers

<p>To prevent ESD damage to computer components, it is recommended to keep all components in antistatic bags until installation, use grounded mats on workbenches, use grounded floor mats in work areas, and use antistatic wrist straps when working inside computers.</p> Signup and view all the answers

<p>Following electrical safety guidelines can help prevent electrical fires, injuries, and fatalities by ensuring that proper precautions are taken to avoid electrical hazards, such as checking for high-voltage components and using the correct power requirements for electrical devices.</p> Signup and view all the answers

<p>In the lab scenario, common safety procedures while building and/or servicing computer hardware include following electrical safety guidelines, using antistatic measures to prevent ESD damage, and being aware of potential electrical hazards.</p> Signup and view all the answers

<p>The different types of RAM mentioned are DRAM, SRAM, SDRAM, DDR SDRAM, DDR2 SDRAM, DDR3 SDRAM, DDR4 SDRAM, GDDR SDRAM, and DDR5.</p> Signup and view all the answers

<p>The different types of cache memory mentioned are L1 cache (integrated into CPU), L2 cache (integrated into CPU), and L3 cache (used in high-end workstations and server CPUs).</p> Signup and view all the answers

<p>The error checking methods mentioned are Nonparity, Parity, and ECC (Error-Correcting Code).</p> Signup and view all the answers

<p>Examples of adapter cards mentioned are sound adapter, NIC, wireless NIC, video adapter, capture card, TV tuner card, USB controller card, and eSATA card. They enhance computer functionality by providing additional capabilities such as audio processing, network connectivity, video processing, data capture, TV tuning, USB connectivity, and eSATA connectivity.</p> Signup and view all the answers

<p>The different expansion slots for adapter cards mentioned are PCI, Mini-PCI, PCI-X, PCIe, Riser card, and AGP.</p> Signup and view all the answers

<p>Storage devices are classified by media as magnetic (HDD, tape drive), solid-state (SSD), and optical (CD, DVD).</p> Signup and view all the answers

<p>Power supplies provide different voltages such as $3.3$ volts, $5$ volts, and $12$ volts. These voltages are used by digital circuits and to run motors in disk drives and fans.</p> Signup and view all the answers

<p>The major components found on a motherboard include CPU, RAM, expansion slots, chipset, BIOS chip, and SATA connectors. The chipset controls system hardware interaction with the CPU and motherboard, consisting of Northbridge and Southbridge integrated circuits.</p> Signup and view all the answers

<p>Common PC case form factors include horizontal, full-size tower, compact tower, and all-in-one. Common motherboard form factors are ATX, Micro-ATX, and ITX. These form factors determine component attachment, power supply type, and case shape.</p> Signup and view all the answers

<p>Modern CPU sockets and processor packages are built in PGA and LGA architectures.</p> Signup and view all the answers

<p>Active and passive cooling solutions are used to keep computer components cool. Passive solutions involve heat sinks, while active solutions require power, like case fans.</p> Signup and view all the answers

<p>Memory chips include Read-Only Memory (ROM) and Random Access Memory (RAM). RAM is volatile and used as temporary working storage, enhancing system performance when added.</p> Signup and view all the answers

<p>SSHDs are a compromise between magnetic HDDs and SSDs. They are faster than HDDs and less expensive than SSDs. SSHDs combine a magnetic HDD with onboard flash memory as a cache, providing improved performance over traditional HDDs.</p> Signup and view all the answers

<p>The NVMe specification facilitates a standard interface between SSDs, PCIe bus, and operating systems, allowing SSDs to attach to the PCIe bus without special drivers. It enables faster data transfer and improved performance for SSDs.</p> Signup and view all the answers

<p>Optical media types include Compact Disc (CD), Digital Versatile Disc (DVD), and Blu-ray Disc (BD). DVD and BD media can be single layer (SL) or dual layer (DL), doubling the capacity of a single disc.</p> Signup and view all the answers

<p>I/O ports include PS/2, audio and game ports, network, SATA, IDE, and USB, among others.</p> Signup and view all the answers

<p>Adapters and converters, such as DVI to VGA adapter and USB to Ethernet adapter, facilitate the connection between different technologies, allowing devices with different interfaces to communicate with each other.</p> Signup and view all the answers

<p>Output devices convert binary information from the computer into a user-understandable form. Examples include monitors, projectors, printers, speakers, and headphones.</p> Signup and view all the answers

<p>3,000 volts</p> Signup and view all the answers

<p>Keeping components in antistatic bags until ready to install them</p> Signup and view all the answers

<p>Both the AC adapter and the laptop may be damaged</p> Signup and view all the answers

<p>Damage to computer equipment</p> Signup and view all the answers

<p>Location of high-voltage components</p> Signup and view all the answers

<p>To reduce static electricity buildup</p> Signup and view all the answers

<p>DDR4 SDRAM</p> Signup and view all the answers

<p>SRAM</p> Signup and view all the answers

<p>ECC</p> Signup and view all the answers

<p>Parallel ATA (EIDE)</p> Signup and view all the answers

<p>L1 cache</p> Signup and view all the answers

<p>SODIMM</p> Signup and view all the answers

<p>Re-recordable CD</p> Signup and view all the answers

<p>Faster data transfer rate</p> Signup and view all the answers

<p>VGA</p> Signup and view all the answers

<p>Connect multiple input devices to a computer</p> Signup and view all the answers

<p>Stylus</p> Signup and view all the answers

<p>Convert binary information into user-understandable form</p> Signup and view all the answers

<p>Virtual Reality (VR)</p> Signup and view all the answers

<p>VR headsets create a simulated environment, while AR headsets superimpose images over the real world.</p> Signup and view all the answers

<p>Digital Light Processing (DLP)</p> Signup and view all the answers

<p>3D printers</p> Signup and view all the answers

<p>Number of lumens</p> Signup and view all the answers

<p>Liquid Crystal Display (LCD)</p> Signup and view all the answers

<p>Horizontal, full-size tower, compact tower, and all-in-one</p> Signup and view all the answers

<p>Advanced Technology (AT), AT Extended (ATX), ATX12V, and EPS12V</p> Signup and view all the answers

<p>20-pin or 24-pin slotted connector, SATA keyed connector, Molex keyed connector, Berg keyed connector, 4-pin to 8-pin auxiliary power connector, and 6/8-pin PCIe power connector</p> Signup and view all the answers

<p>ATX, Micro-ATX, and ITX</p> Signup and view all the answers

<p>Active and passive cooling solutions</p> Signup and view all the answers

<p>Read-Only Memory (ROM) and Random Access Memory (RAM)</p> Signup and view all the answers

<p>The steps in the troubleshooting process mentioned in the text are: 1. Identify the Problem 2. Establish a Theory of Probable Cause 3. Test the Theory to Determine the Cause 4. Establish a Plan of Action to Resolve the Problem and Implement the Solution 5. Verify Full Functionality and, If Applicable, Implement Preventive Measures.</p> Signup and view all the answers

<p>Before beginning troubleshooting problems, it is important to follow the necessary precautions to protect data on a computer.</p> Signup and view all the answers

<p>Troubleshooting requires an organized and logical approach to problems with computers and other components, and it is a skill refined over time.</p> Signup and view all the answers

<p>Establishing a theory of probable cause helps in systematically identifying and testing potential causes of the problem, leading to a more efficient troubleshooting process.</p> Signup and view all the answers

<p>Storage device problems are often related to loose or incorrect cable connections, incorrect drive and media formats, and incorrect jumper and BIOS settings. Examples of storage device problems include loose SATA or power cables, incorrect partition format, and outdated BIOS settings.</p> Signup and view all the answers

<p>Problems related to motherboards and internal components are often caused by incorrect or loose cables, failed components, incorrect drivers, and corrupted updates.</p> Signup and view all the answers

<p>Power problems in PCs are often caused by a faulty power supply, loose connections, and inadequate wattage.</p> Signup and view all the answers

<p>Processor and memory problems are often caused by faulty installations, incorrect BIOS settings, inadequate cooling and ventilation, and compatibility issues.</p> Signup and view all the answers

<p>Display problems are often caused by incorrect settings, loose connections, and incorrect or corrupted drivers.</p> Signup and view all the answers

<p>Examples of personal reference tools include troubleshooting guides, manufacturer manuals, quick reference guides, and repair journals.</p> Signup and view all the answers

<p>The journal should include descriptions of the problem, possible solutions that have been tried, steps taken to repair the problem, configuration changes made, and any replacement parts used.</p> Signup and view all the answers

<p>Suggested internet reference tools include search engines, news groups, manufacturer FAQs, online computer manuals, online forums and chat, and technical websites.</p> Signup and view all the answers

<p>The lab focuses on teaching how to use and handle a multimeter and a power supply tester.</p> Signup and view all the answers

<p>The text mentions advanced problems and solutions for hardware.</p> Signup and view all the answers

<p>Using grounded mats and antistatic wrist straps helps to prevent electrostatic discharge (ESD) damage while working inside computers.</p> Signup and view all the answers

<p>Maintaining a history of repairs allows a technician to determine what work has been performed on a specific computer in the past, which can be valuable for future reference.</p> Signup and view all the answers

<ol> <li>Identify the Problem</li> <li>Establish a Theory of Probable Cause</li> <li>Test the Theory to Determine the Cause</li> <li>Establish a Plan of Action to Resolve the Problem and Implement the Solution</li> <li>Verify Full Functionality and, If Applicable, Implement Preventive Measures</li> </ol> Signup and view all the answers

<p>Before beginning troubleshooting problems, always follow the necessary precautions to protect data on a computer.</p> Signup and view all the answers

<p>Troubleshooting requires an organized and logical approach to problems with computers and other components.</p> Signup and view all the answers

<p>Establishing a theory of probable cause helps in narrowing down the possible reasons for the problem and guides the testing phase to determine the actual cause.</p> Signup and view all the answers

<p>Some common hardware problems related to storage devices include loose or incorrect cable connections, incorrect drive and media formats, and incorrect jumper and BIOS settings.</p> Signup and view all the answers

<p>Common hardware problems related to motherboards and internal components include incorrect or loose cables, failed components, incorrect drivers, and corrupted updates.</p> Signup and view all the answers

<p>Power problems in PCs are often caused by a faulty power supply, loose connections, and inadequate wattage.</p> Signup and view all the answers

<p>Common problems related to CPUs and memory include faulty installations, incorrect BIOS settings, inadequate cooling and ventilation, and compatibility issues.</p> Signup and view all the answers

<p>Display problems in PCs are often caused by incorrect settings, loose connections, and incorrect or corrupted drivers.</p> Signup and view all the answers

<p>Personal reference tools recommended for troubleshooting and repair include troubleshooting guides, manufacturer manuals, quick reference guides, and repair journals.</p> Signup and view all the answers

<p>Internet reference tools recommended for troubleshooting computer components and peripherals include internet search engines, news groups, manufacturer FAQs, online computer manuals, online forums and chat, and technical websites.</p> Signup and view all the answers

<p>The purpose of a technician's journal is to make notes during troubleshooting and repair processes, include descriptions of problems and solutions, note any configuration changes and replacement parts used, and maintain a history of repairs for future reference.</p> Signup and view all the answers

<p>The focus of the lab involving a multimeter and a power supply tester is to learn how to use and handle these tools for troubleshooting hardware.</p> Signup and view all the answers

<p>Storage devices are classified by media as magnetic, optical, and solid-state.</p> Signup and view all the answers

<p>The recommended contents for a technician's journal include descriptions of problems and repairs, date, replacement parts, customer information, and a detailed list of past repairs.</p> Signup and view all the answers

<p>The steps in the troubleshooting process include finding, documenting findings, taking actions, and recording outcomes.</p> Signup and view all the answers