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Hardware
Midterms
| Question | Answer |
|---|---|
| The address bus is used to communicate with the____ CPU MCC Hard Drive Memory | Memory |
| Which of the following best describes a mult-core processor A CPU with integrated graphics A CPU with a higher clock speed A CPU with multiple processing units A CPU with a larger cache | A CPU with multiple processing units |
| In a process known as ____, a CPU can slow itself down in low-demand times or if it gets too hot. Liquid cooling Overclocking Throttling IMC | Throttling |
| What do 64-bit processors expand beyond what 32-bit processors have? Registers System Bus Address bus Frontside bus | Address bus |
| The system bus enables communication between the CPU and ____ Memory External devices Hard drive MCC | Memory |
| If you go to the store to purchase some new RAM, which units will the packaging most likely use to describe the RAM’s capacity? Gigabits Gibibits Gibibytes Gigabytes | Gigabytes |
| Which of the following is not a function of the memory controller chip? Data processing Data transmission Data storage Data retrieval | Data processing |
| What does CPU stand for? Central Programming Unit Central Processing Unit Central Power Unit Central Performance Unit | Central Processing Unit |
| Which bus enables the CPU to communicate with the memory? Frontside bus System bus Address bus External data bus | System Bus |
| What enables different parts of the CPU to work on different tasks at the same time? Multiplier Cores Bus Speed Hyper Threading | Cores |
| You see a fire in a server room, what type of fire extinguisher should be used to put out the fire? Class C Class D Class B Class A | Class C |
| Which of these are Form Factors of a Desktop PC? Mini-Tower SFF Full-Tower Mid-Tower | All of them |
| What is the primary extinguisher agent in a Class C fire extinguisher? Carbon dioxide Water Foam Dry chemical powder | Carbon dioxide |
| What does ESD stand for? Energy Saving Device Electro-Static Discharge Environmental Service Detection Electrical Safety Device | Electro-Static Discharge |
| Which of the following is not a consequence of static electricity? Heard Felt Smelled Tasted | Tasted |
| What is the primary function of Power Supply Unit (PSU) in a computer? To store data and programs To process information and execute instructions To convert AC power from the wall outlet to DC power for the computer's components To display visual o | To convert AC power from the wall outlet to DC power for the computer's components. |
| What happens if the slot covers are left off the expansion slots? The computer will run faster The computer will not boot The computer will be quieter. The computer may overheat | The computer may overheat |
| What is the effect of exceeding the wattage capabilities of a power supply by inserting too many devices? It has no effect on the system's performance. It can improve the lifespan of the devices connected. It can cause overheating, damage to the power | It can cause overheating, damage to the power supply, and instability in the system. |
| The function of the PSU (Power Supply Unit) is to convert AC to DC. True False | True |
| A typical US wall outlet has 110v and a frequency of 60 Hz. True False | True |
| What is the purpose of a power supply fan? To enhance graphics performance To provide basic cooling for the PC To reduce noise To increase the power output | To provide basic cooling for the PC |
| What is a defining characteristic of the ATX standard for PSUs in desktop computers? Exclusive use of liquid cooling for heat dissipation Standardized dimensions and mounting for interchangeability Operation at a fixed voltage of 240V AC only Wirel | Standardized dimensions and mounting for interchangeability |
| An ATX form factor power supply attaches to the motherboard with which connector? SATA connector Molex connector P1 power connector PCIe connector | P1 power connector |
| What are the 2 types of main power connectors for an ATX system? (select 2) 20-pin 24-Pin 9-Pin 12-Pin | 20-PIN 24-PIN |
| What is the primary goal of establishing a theory of probable cause? Implementing a solution immediately Verifying full system function Forming a hypothesis about the root cause of the problem Escalating the issue to a higher-level support team | Forming a hypothesis about the root cause of the problem |
| Why is it important to document the troubleshooting process? To complicate the process To avoid taking notes To waste time To aid in future troubleshooting and knowledge sharing | To aid in future troubleshooting and knowledge sharing |
| What should you do if your initial theory of probable cause is incorrect? Revise the theory and test again Blame the user Give up and escalate the issue Ignore the issue | Revise the theory and test again |
| What is the 1st step in the compTIA troubleshooting process? Restart the computer Identify the problem Update the software Check the network connection | Identify the problem |
| What is the final step in the compTia Troubleshooting Process? Implement the solution Test the theory to determine the cause Verify full system functionality and implement prevention measures Establish a theory of probable cause | Verify full system functionality and implement preventive measures |
| After identifying a problem, what is the next step in the CompTIA A+ troubleshooting process? Test the theory to determine the cause Document the findings Implement the solution Establish a theory of probable cause | Establish a theory of probable cause |
| How many steps are there in the CompTIA Troubleshooting Process? 7 5 4 6 | 6 |
| Which of the following is a common mistake in troubleshooting? Jumping to conclusions without sufficient evidence Using diagnostic tools Taking a systematic approach Documenting the process | Jumping to conclusions without sufficient evidence |
| It is always a good idea to replace hardware components as soon as a problem arises. True False | False |
| What is the importance of documenting the troubleshooting process? It is not necessary for most troubleshooting tasks. It can lead to additional problems. It makes the process more time-consuming. It helps in future troubleshooting and knowledge shari | It helps in future troubleshooting and knowledge sharing. |
| Your company's mobile workforce reports slow laptop performance, and you are considering replacing their mechanical hard disk drives (HDDs). While solid-state drives (SSDs) offer performance benefits, you are concerned about their potentially lower storag | Hybrid drives |
| You need to disconnect various peripherals from a computer. For which type of device is it crucial to use the "Safely Remove Hardware" or "Eject" option before physically disconnecting it? HDD SSD USB flash drives CD\DVD Drive | USB flash drives |
| Which of the following is an example of solid-state storage? USB flash drive Magnetic tape Optical disc (DVD) Magnetic hard disk drive (HDD) | USB flash drive |
| *A customer wants to upgrade their computer's storage to SATA drives. The system currently uses EIDE drives. What is the most crucial first step in this upgrade process? Install the SATA drivers Purchase new SATA data cables Back up all data from the | Back up all data from the existing EIDE drives |
| Tracks are concentric circles on a hard disk platters where data is magnetically recorded. True False | True |
| You need to implement a RAID level that mirrors data by duplicating a partition on a separate physical disk, providing complete data redundancy. Which RAID level accomplishes this? RAID 5 RAID 0 RAID 1 RAID 10 | RAID 1 |
| RAID 0 offers data redundancy by mirroring data across multiple disks. True False | False |
| RAID 0 offers data redundancy by mirroring data across multiple disks. True False | False |
| A user reports receiving an error indicating a corrupt MBR. Where is the MBR located? CMOS First sector of the hard drive OS partition BIOS | First sector of the hard drive |
| ECC RAM can detect and correct single-bit errors and detect multi-bit errors. True False | True |
| Which of the following statements best describes the primary function of RAM in a computer system? To control the flow of data between the CPU and other hardware components To provide temporary storage for data and instructions that the CPU is actively | To provide temporary storage for data and instructions that the CPU is actively using |
| Jane is upgrading the RAM in her gaming PC. Which two factors are most important to consider before installing new memory modules? Number of pins on the module and color of the module Amount of cache memory on the CPU (Central Processing Unit) and size | Compatibility with the motherboard and matching memory type/speed |
| You need to purchase new RAM for a computer and company policy requires it to detect both single-bit and multi-bit errors Which feature should the RAM include? ECC Non-ECC Parity Registered (Buffered) | ECC |
| Which characteristic of RAM makes it unsuitable for long-term data storage? Direct CPU access High access speed Limited storage capacity Volatility | Volatility |
| You're training a new technician on different RAM Technologies. Which type of RAM fetches 4 bits of data per clock cycle and typically operates at 1.8V? DDR4 DDR2 DDR DDR3 | DDR2 |
| RAM is volatile, meaning it loses its data when power is removed. True False | True |
| Which of the following best describes a DIMM A memory module with separate electrical contacts on both sides, allowing for 64-bit data transfers A memory module with contacts on only one side, requiring matched pairs for 64-bit data transfers A small f | A memory module with separate electrical contacts on both sides, allowing for 64‑bit data transfers |
| You have several RAM modules available for a new build and need to select the fastest option. Which of the following memory speeds indicates the fastest performance? 10 ns 800MHz PC3200 7 ns | 800 MHz |
| While cleaning out old IT equipment you discover several RAM modules with 168 pins Which type of memory module has this pin count? SO-DIMM RIMM SIMM DIMM | DIMM |
| The form factor determines the _______ of the motherboard. expansion slots power supply chipset physical size | physical size |
| What are the two main components of a chipset? Northbridge and Southbridge Hard drive and SSD RAM and ROM CPU and GPU | Northbridge and Southbridge |
| __ is the computer's main circuit board Keyboard RAM Motherboard Hard disk | Motherboard |
| What is a common expansion slot on a motherboard used for adding components like graphics cards or sound cards? SATA port RAM slot USB port PCI Express (PCIe) slot | PCI Express (PCIe) slot |
| What is the most popular expansion bus in use today? AGP PCI Express (PCIe) USB ISA | PCI Express (PCIe) |
| What is a common mistake when installing a new motherboard? Not installing RAM correctly Forgetting to connect the power supply Not installing the CPU correctly Using the wrong case size | Using the wrong case size |
| What are the electrical pathways on a motherboard called that connect different components? Traces Wires Conductors Busses | Traces |
| If the hard drive and power LEDs are not working, one possible issue is that the intern forgot to connect the ______ to the motherboard Hard drive CPU LED leads Power supply | LED leads |
| What is the correct order of steps after installing a new hardware component? Install drivers, troubleshoot, verify functionality Verify functionality, install drivers, troubleshoot Troubleshoot, install drivers, verify functionality Install drivers, | Install drivers, verify functionality, troubleshoot |
| If the computer appears dead, with no beeps or screen responses, you can insert a(n) _______ in an expansion slot to diagnose what is wrong. RAM chip HDD USB stick POST card | POST card |
| After a sudden power outage, Morgan’s PC rebooted, but nothing appeared on the screen. The PC just beeps at him, over and over and over. What’s most likely the problem? The power outage toasted his RAM. The power outage toasted his video card. The powe | The power outage toasted his RAM. |
| What does POST stand for | Power-On-Self-Test |
| Which of the following is a file that contains instructions to support a hardware device? Network protocol OS Application software Device driver | Device driver |
| Unlike RAM, which loses all data when the computer is shut down, a ROM chip is _______. volatile erasable temporary nonvolatile | nonvolatile |
| Which of the following is configured in CMOS? Disk formatting Boot Options Windows Password Desktop settings | Boot Options |
| What can you update in a computer system? HDD Keyboard flash ROM chip Monitor | flash ROM chip |
| What is BIOS? Binary Input/Output Storage Binary Input/Output System Basic Input/Output System Basic Input/Output Signal | Basic Input/Output System |
| Which component is nonvolatile and retains information even when the power is off? CPU RAM ROM chip GPU | ROM chip |
| What is CMOS? Complementary Metal-Oxide-Semiconductor Common Memory Operating System Complementary Memory Output Signal Common Memory Output Storage | Complementary Metal‑Oxide‑Semiconductor |
| When testing an AC outlet, what voltage should the multimeter show between the neutral and ground wires? 60 V 120 V 0 V –120 V | 0 V |
| Select the type of power connector used by an older traditional HDD. SATA P1 Molex Berg | Molex |
| What does the ATX power supply support that the AT does not? Remote access Soft power Reduced size Increased voltage | Soft Power |
| What type of connector did the 24-pin P1 motherboard power connector primarily replace as the standard for ATX motherboards? 6-pin PCIe connector 4-pin Berg connector 4-pin Molex connector 20-pin ATX connector | 20‑pin ATX connector |
| What is the primary use of a 6-pin AUX power connector in a computer system? To connect external devices To power the CPU To provide additional power to the motherboard To power the graphics card | To power the graphics card |
| A volt (v) is stored potential energy. True False | False |
| A standard US wall outlet contains ________ AC power DC power Watts Amps power | AC power |
| *You are performing several hardware upgrades on a computer. Which of the following components generally requires the least amount of time to replace? Motherboard Power Supply RAM CPU | RAM |
| You need to upgrade a system to increase the number of data wires connecting the RAM to the memory controller from 64 to 128 Which type of RAM (Random Access Memory) would facilitate this upgrade? Dual-channel RAM ECC Parity RAM Registered RAM | Dual‑channel RAM |
| Which statement best describes the function of quad-channel memory architecture? A. It doubles the memory capacity compared to dual-channel configurations B. It reduces power consumption of the memory modules C. It provides error checking and correctio | It increases memory bandwidth by using four memory channels simultaneously |
| What unit of measure is used for Internet Speed? MB/s or GB/s GBps or TBps THz or GHz Mbps or Gbps | Mbps or Gbps |
| You're training a new technician on different RAM Technologies. Which type of RAM fetches 4 bits of data per clock cycle and typically operates at 1.8V? DDR2 DDR DDR4 DDR3 | DDR2 |
| RAM retains its data even when the computer is powered off. True False | False |
| Which memory configuration allows for a 256-bit wide memory bus? Triple-channel DDR2 Quad-channel DDR5 Single-channel DDR3 Dual-channel DDR4 | Quad‑channel DDR5 |
| While cleaning out old IT equipment you discover several RAM modules with 168 pins Which type of memory module has this pin count? SIMM SO-DIMM DIMM RIMM | DIMM |
| A small piece of RAM located on the CPU - a cache - can only hold how much data? Kilobytes Gigabytes Megabytes terabytes | Kilobytes |
| Which of the following terms are measures of CPU speed? Frontside bus, backside bus Megahertz and Gigahertz Megahertz and Gigabytes Megabytes and Gigabytes | Megahertz and Gigahertz |
| CPU speed is measured in a(n) _____. A, nano-seconds B. bits/sec C. Bytes per second D. frequency | frequency |
| In a process known as ______, a CPU can slow itself down in low-demand times or if it gets too hot. Throttling Overclocking IMC Liquid cooling | Throttling |
| What unit of measure does a CPU use? Nano-seconds MBps Tbps GHz | GHz |
| If a stock heat-sink and fan assembly can’t handle an overclocked CPU, a solution based on ______ might do the trick. Air cooling Binary system Liquid cooling Throttling | Liquid cooling |
| Which of the following best describes a multi-core processor? A CPU with a larger cache A CPU with integrated graphics A CPU with a higher clock speed A CPU with multiple processing units | A CPU with multiple processing units |
| Sectors are the concentric circles on a hard disk platter where data is magnetically recorded. True False | False |
| A user needs to transfer a 12 GB file using removable storage. Which two media types are suitable for this purpose? DDS-3 (Digital Data Storage 3) and DVD+R CD-ROM and floppy disk Floppy disk and Zip disk DVD and CD-ROM | DDS‑3 (Digital Data Storage 3) and DVD+R |
| The MBR is stored within the BIOS. True False | False |
| RAID 0 offers data redundancy by mirroring data across multiple disks. True False | False |
| *A user wants to install a DVD drive in their desktop computer for system backups and requires the highest possible storage capacity. Which DVD specification should they choose? CD-R Single-layer DVD-R DVD-RAM Dual-layer DVD-R | Dual‑layer DVD‑R |
| A user reports receiving an error indicating a corrupt MBR. Where is the MBR located? A.First sector of the hard drive B. BIOS C. CMOS D. OS partition | First sector of the hard drive |
| Your company's mobile workforce reports slow laptop performance, and you are considering replacing their mechanical hard disk drives (HDDs). While solid-state drives (SSDs) offer performance benefits, you are concerned about their potentially lower storag | Hybrid drives |
| What is the primary function of a chipset on a motherboard? To manage communication between the CPU and other components. To display visual information on the monitor. To store data and programs. To process instructions and perform calculations. | To manage communication between the CPU and other components. |
| The motherboard book is your primary source for _______. RAM specifications critical information about the motherboard processor types power supply details | critical information about the motherboard |
| The form factor determines the _______ of the motherboard. expansion slots power supply chipset physical size | physical size |
| What is a form factor of a motherboard? The physical size and layout of a motherboard. The speed of the motherboard's components. The amount of power a motherboard can consume. The compatibility of the motherboard with different operating systems. | The physical size and layout of a motherboard. |
| What does BIOS provide for the computer? (Choose the best answer.) BIOS provides memory space for applications to load into from the main system RAM BIOS provides the physical interface for various devices such as USB and FireWire ports BIOS provides m | BIOS provides the programming that enables the CPU to communicate with other hardware. |
| To which of the following can a PC boot? HDD USB drive Optical media NIC All of the above | All of the above |
| Which of the following statements is true about CMOS? It is a configuration program that runs from the hard drive during booting It is a low-energy utility that draws power from a battery while the computer is turned off. It includes the power-on self | It is a low‑energy utility that draws power from a battery while the computer is turned off. |
| The function of the PSU (Power Supply Unit) is to convert AC to DC. True False | True |
| What does the ATX power supply support that the AT does not? Soft power Remote access Reduced size Increased voltage | Soft power |
| An ATX form factor power supply attaches to the motherboard with which connector? SATA connector PCIe connector P1 power connector Molex connector | P1 power connector |
| A new user to your high security area calls first thing Monday morning saying her system doesn’t recognize her USB thumb drive. She’s looked at the computer, but it seems normal. What does this tell you about her computer? It doesn't tell you anything ab | Her USB permissions have been turned off in the system setup. |
| You find a disgruntled former employee decided to sabotage her computer when she left by putting a password in CMOS that stops the computer from booting. What can you do to solve this problem? You should try various combinations of the former employee's | You should find the CLRTC jumper on the motherboard. He can move the shunt on the jumper to clear the CMOS information. |
| A new user to your high security area calls first thing Monday morning saying her system doesn’t recognize her USB thumb drive. She’s looked at the computer, but it seems normal. What does this tell you about her computer? It doesn't tell you anything a | Her USB permissions have been turned off in the system setup. |
Created by:
AdriannaQ