TestOut PC Pro A+ Certification Practice Test

These questions are part of the practice quiz. Start practicing

• What is one common reason for a PC not to power on after a hardware change?
• Which memory rating identifies the fastest memory?
• When connecting devices on the SCSI bus, what is the highest SCSI ID you can use?
• What does the term 'multi-core' refer to in processors?
• Which of the following is a common feature of modern USB ports?
• What is the primary purpose of applying thermal paste?
• What is the primary purpose of thermal paste in a computer?
• What function does cache memory serve in a computer system?
• What is the primary role of the CMOS in modern computers?
• What is the primary function of a power supply unit in a computer?
• Which is the most common disk interface used for optical drives?
• What is necessary when installing a PCIe video card that has a fan drawing power separately?
• What is the most important consideration when choosing a rewritable DVD drive?
• To enable a Bluetooth connection for a wireless printer, what is essential for both devices?
• What is the minimum number of hard drives needed to configure RAID 5?
• What should you do if the onboard LAN adapter fails, preventing network connection?
• What occurs when a CPU overheats during operation?
• Which connector is necessary as part of a SATA installation?
• What is the advantage of hot-swapping for storage devices?
• Which of the following are magnetic storage devices? (Choose three)
• What is a ZIF socket?
• You need to clear a BIOS password without affecting other settings. What is the best course of action?
• Which technology allows the use of multiple CPUs in a single machine for multiprocessing?
• What is an advantage of purchasing a computer with video and audio integrated onto the motherboard?
• What is the maximum transmission speed for Bluetooth devices?
• When linking multiple video cards together for increased performance, which statements are true? (select two)
• To resolve a large black border around the screen image, where should you look to adjust settings?
• Which statements are true about the DisplayPort interface for connecting video monitors to computers? (select two)
• What is a notable advantage of SATA over PATA?
• How do you configure a floppy drive to be recognized as the A: drive?
• What should you do to check the compatibility of a SoundMax D1371 audio card with Windows installation?
• You want to upgrade all memory in your system with the fastest memory available. Which of the following would you choose?
• What is the correct order for installation of a new USB device and driver files?
• What component will most likely need to be upgraded when moving to a 64-bit processor?
• Which of the following is a common symptom of failing capacitors on a motherboard?
• When is it necessary to upgrade the system BIOS?
• You have just finished installing a new hard disk in your computer. Now the DVD drive won't work. What should you do first?
• Which optical media offers the highest data storage capacity?
• What is the primary risk associated with removing expansion card slot covers?
• When troubleshooting a sound board issue, what is the first step to take?
• What is a key advantage of Gigabit Ethernet adapters in thin client systems?
• After upgrading the power supply, what should you verify if the hard disk is not functioning?
• To ensure compatibility when adding memory to a system with an existing DDR3 module, what should you do?
• What kind of memory module is primarily used in desktops?
• Which interface should you look for to connect a monitor using a digital interface?
• Which of the following expansion buses are most commonly used for video cards in modern computers?
• Under what circumstance is it still appropriate to continue with the device wizard if a new device isn't discovered?
• In which scenario would you need to update the BIOS?
• What are common voltages produced by a desktop power supply?
• What is typically inserted in an AMR slot to enable sound functions?
• What typically happens to the system upon removal of a terminating resistor from a CPU slot?
• Which method of data storage does an MMC card utilize?
• Which feature on Intel chips allows a single processor to run two threads in parallel, instead of processing single threads linearly?
• How should drives be configured when connecting them to primary and secondary IDE interfaces in a system?
• Which of the following types of SCSI termination uses voltage regulators in conjunction with resistors to terminate the SCSI bus?
• How many pins are on a VGA connector?
• What is the maximum number of IDE devices that can be installed if a system has two IDE channels and a PCI card providing four additional channels?
• What is an essential step when adding a TV tuner card for viewing and recording live TV shows?
• What is the maximum range of the Bluetooth 2.0 specification for Class 1 devices?
• Which device typically uses a high-density (three-row) female DB-15 connector?
• Which port should you use to connect a non-amplified microphone to a sound card?
• When installing a new sound card, if no sound is heard, what is the recommended first step?
• Which of the following terms is used to identify memory modules?
• Which processor size will consume the least amount of power, all other things being equal?
• Where is thermal paste applied during the installation of a processor?
• A system board has four 32-bit RIMM slots. If you installed one RIMM, which actions can you take?
• What frequency do Bluetooth devices operate at?
• Which storage devices typically use magnetic film or aluminum platters?
• Which port would indicate digital audio support on a motherboard?
• What should be ensured when installing an add-on card for digital TV capabilities?
• What are DB-15 connectors on a sound card typically used for?
• If your computer beeps regularly and nothing appears on the screen after upgrading the processor, what should you do first?
• To use a wireless printer at home that will be accessed by two computers in different rooms, which interfaces could be utilized?
• How can you view a list of all IRQs and their associated devices?
• If the BIOS recognizes both memory modules but they are not in dual-channel mode, what should you do?
• What type of cable is typically used for a VGA connection?
• When is a system BIOS upgrade most likely required?
• The PS/2 ports on a computer are used for which types of devices?
• What is the approximate bus speed of DDR2 memory rated at PC2-5300?
• Where should termination be enabled on a SCSI bus with multiple devices connected?
• Which of the following terms refers to increasing the clock speed of a component in an effort to increase performance?
• What technology is commonly used in LED monitors?
• When starting troubleshooting for no audio output, what should you check regarding the volume?
• What should be done first before installing a new component in a computer?
• When experiencing an error reading a DVD-R while other discs work fine, what are the most likely problems? (Select two)
• Which device is most likely to contain SODIMM memory?
• What is a characteristic feature of multi-processor systems?
• If a CD-RW drive advertises speeds of 32x/12x/48x, what is its read speed?
• Which device will allow you to use one keyboard, monitor, and mouse for multiple computers?
• What method does an SDHC card use for storing data?
• Which of the following is a key advantage of DDR3 over DDR2?
• Which processor feature is used to dynamically reduce power consumption based on current operating conditions?
• After installing a new video card, the display shows only 16 colors and 640x480 resolution. What should you do to fix this?
• What is a common cause for random system lockups?
• What is the recommended connection method for using a wireless keyboard and mouse with a laptop?
• What characteristic is a limitation of PATA devices compared to SATA devices?
• What is a necessary step before connecting an external SCSI hard drive to a system?
• What is the typical use of a solid-state drive compared to traditional hard drives?
• What is another recommended action to take before installing a new sound card?
• You are installing a PCIe video card in a new computer. The video card has connectors for two monitors. The card has a fan, but the fan does not draw power from the PCIe bus to operate. Which of the following will be part of the installation?
• What is the typical speed of modern DDR4 RAM?
• Which type of memory is fast and located inside the CPU?
• A D-shaped, 25-pin female port on the back of a computer is known as a:
• What is the most likely cause of a computer spontaneously shutting down after a few minutes?
• What should you check if your PC does not start after replacing the motherboard?
• Which memory technology requires that either all memory slots are populated or a continuity module?
• What should you do if you ordered a mini-ATX motherboard but your existing case uses an ATX form factor?
• If a manager's computer does not have a Serial ATA connector, what should you do to install a Serial ATA HDD?
• When comparing an AMD processor and an Intel processor with the same speed rating, what factor significantly influences performance?
• What type of power connector is used for PATA (IDE) internal HDDs and optical drives?
• What feature distinguishes solid state drives (SSDs) from hard disk drives (HDDs)?
• Which of the following functions is not associated with a CNR?
• If a USB hub connects multiple devices, how many IRQs are required for the devices?
• What should you do if you need to ensure your power supply can support new components added to a desktop?
• Which RAID configuration uses striping without fault tolerance?
• What type of connector does a modern motherboard with a 24-pin power supply require?
• What should you do first if a user cannot save a file to a floppy disk?
• You are trying to connect a new USB device to your computer. What should you do first if the device does not work?
• If a customer complains that their monitor no longer displays a picture and you've confirmed it is powered on with the video cable securely fastened, what should you advise them to do?
• Which component is likely to cause issues if the motherboard supports a different form factor than the case?
• Which motherboard form factor uses a riser card for expansion instead of having expansion slots directly on the motherboard?
• What action should you take if Windows shows less than 4 GB of memory available after installing an OS on a 64-bit system?
• Which interface is primarily used for internal HDDs in modern desktop PC systems?
• Which scenario might lead to loss of power during BIOS flashing?
• Which of the following is NOT an advantage of SSDs over HDDs?
• Which component is typically NOT a focus when upgrading to a dual-processor setup for better performance?
• What happens to the memory speed when installing PC-4000 modules alongside PC-2400 modules?
• Which of the following are considered input devices?
• What should you do to use manufacturer-provided drivers for a Plug-and-Play printer connected via parallel port?
• What type of connector is commonly found on a sound card for legacy devices?
• Which statements are true regarding power supply wattage? (select two)
• What security measure uses a unique key that can be used for hardware system identification?
• What device should you add to a computer if you need to take inventory by scanning UPC symbols?
• Which statements are true of processor cache? (Select two)
• Which memory rating indicates the fastest memory performance?
• In a system with a SCSI bus, which device has the highest priority if the SCSI host adapter is assigned an ID of 7, HDD is 5, tape drive is 3, and DVD drive is 0?
• To connect a new USB scanner to your computer, what should you do?
• Which two components require thermal paste to be applied?
• What tool can help manage and optimize a RAID array once it's set up?
• Which characteristic would most likely identify a laptop processor that uses less power?
• How many devices can a single IEEE 1394 bus support?
• What is the purpose of the small cable that connects an IDE optical drive to the sound card?
• Which advantage does a non-interlaced CRT monitor have over an interlaced one?
• You want to upgrade a single-core processor to a dual-core. What is necessary?
• What is the maximum data transfer rate of an IEEE 1394a device?
• What are two major disadvantages of overclocking the CPU?
• Which device typically includes both Type A and Type B USB ports?
• What is a key advantage of parallel ports compared to serial ports?
• What is the first step to configure a RAID 0 array for the operating system using SATA disks?
• What component is required to save system settings when the computer is powered off?
• What is the correct method for installing a 32-bit version of Windows Vista on a dual core 64-bit processor?
• When upgrading a PC to a faster processor, what should you ensure about the motherboard before ordering?
• What configuration should be checked to ensure a new display has optimal settings?
• To ensure compatibility, what is critical when selecting a new video card for a PC?
• Which component can be used to improve the cooling efficiency of a system?
• Which of the following media types is not hot swappable?
• If a motherboard does not have parallel ports, what is the most cost-effective solution to add these ports?
• What is the difference between UXGA and WUXGA displays?
• Which USB standard allows for data transfer rates up to 480 Mbps?
• A D-shaped 25-pin female port on the back of a computer is a:
• What should you do if your PCI sound card stops working and the onboard sound is not detected in Device Manager?
• When would you need to use the degauss feature on a CRT monitor?
• Upon ordering a new motherboard that uses the ATX form factor for your processor upgrade, what are your options if your existing case is BTX? (Select two)
• For a system using both PATA and SATA drives, which component is essential for compatibility?
• You have a computer with four DDR2 memory slots and two 512 MB modules currently installed. What is the maximum additional RAM you can install without replacing existing modules, if the system has a 4 GB memory limitation?
• When configuring a computer for SLI to improve gaming performance, which component is essential to purchase?
• What is the benefit of a digitally signed driver?
• If troubleshooting sound issues, what jack-related step is important?
• Which feature would indicate when a system case cover is removed?
• How can you improve the performance of a computer upgraded from Windows XP to Windows 7 without hardware upgrades?
• Which device utilizes the IDE interface?
• Which of the following uses Centronics-type connectors?
• In regards to connecting a new audio card, what should be done after verifying connections and volume settings?
• Which ribbon cable is used by an ATA/133 HDD?
• What is the maximum range for Bluetooth 2.0 specs for Class 1 devices?
• What happens if no compatible power supply is connected to a motherboard requiring a 24-pin connector?
• When connecting a new DVD drive, which cable type is essential for audio output?
• Which type of interface is commonly used to connect a keyboard and mouse?
• What object is placed between the system case and the motherboard I/O ports?
• If the mouse cursor appears strange and images are corrupt on a Windows workstation, what is a possible solution?
• When two IDE devices share the same channel, which device should be set to master?
• What is a recommended step before flashing the BIOS?
• What should you do to resolve a display using strange colors?
• What happens to the data on a RAID1 volume when Disk 2 fails?
• When transferring sensitive information wirelessly between devices, which connection type is the best choice?
• Which of the following functions are associated with an AMR riser card?
• Your motherboard has sockets for 184-pin DIMM RAM. Which type of RAM should you install?
• Which component stores important system information related to the startup of a computer?
• Which technology is typically used for large data backups of servers?
• When purchasing a PC system to be used as a file and print server, which hardware selection criteria are most important? (select two)
• What is the maximum data transfer speed for USB 3.0 devices?
• What is the least expensive way to provide an 8-pin PCIe power connector when the power supply lacks this connector?
• Which type of RAM is considered non-volatile?
• What does the term "overclocking" refer to?
• If you move a DVD drive to the secondary IDE channel with no other device, what setting should you configure on the DVD drive?
• Which of the following is NOT a benefit of using SSDs over HDDs?
• Which of the following expansion buses is most commonly used for devices such as sound cards, modems, and NICs?
• Which type of RAM offers the highest bandwidth for current systems?
• Which form factor is most suitable for a portable desktop intended for gaming parties?
• What device would you use to connect multiple USB devices to a single USB port?
• Which component is identified as critical for grounding the motherboard within a computer case?
• Which component should be considered for upgrade if multiple applications cannot run simultaneously?
• If the option to create a RAID 5 array is not available in Disk Management, what should you do?
• What may indicate the need to replace the power supply unit in a computer?
• What is the biggest advantage of 64-bit processors over 32-bit processors?
• USB 3.0 is commonly associated with which color of port?
• Which of the following is not a characteristic of Bluetooth?
• Which standard provides for data transfer rates up to 800 Mbps with a maximum cable length of 100 meters?
• Which devices commonly use a female TRS connector?
• What is one advantage of solid state storage over traditional hard drives?
• When selecting thin client systems for a large organization, which hardware feature is the most important?
• Which statement is true regarding IDE master and slave settings?
• What component in a computer system is responsible for converting AC to DC?
• How many PATA devices can typically be installed on a modern ATX motherboard?
• Which of the following is the best practice when installing a new graphics card?
• Which video card connectors provide digital video output? (Select two)
• Which of the following is NOT an example of wireless networking communications?
• What type of file system is commonly used in modern Windows operating systems?
• What does POST stand for in computer hardware testing?
• Which type of RAM is considered non-volatile?
• Which Blu-ray standard defines rewritable disks?
• Which error detection technique can detect errors with only one bit?
• Which of the following is a primary function of RAM?
• What should you do to require a password before the operating system loads?
• Which of the following objects would you place between the motherboard and the system case during installation?
• If you install memory modules of different speeds, what determines the operating speed?
• What should you do before flashing the BIOS?
• After installing two memory modules, you power on the system to check for errors. You find that the BIOS program recognizes only one of the memory modules. What should you do first?
• You have a video card with a DB-15 connector and a DVI-D connector. Which combination of monitors can you connect without additional conversion units?
• How can you configure a power supply to receive 220 volts AC if it is currently set for 110 volts AC?
• Which benefit is typically associated with using solid state drives?
• After testing a second CPU, what should you replace to correct a boot issue?
• When purchasing a motherboard with built-in digital audio output, which port indicates digital audio support?
• Which type of cards allows expansion cards to plug into them instead of directly into the motherboard?
• Besides testing, what is another benefit of a digitally signed driver?
• You place a new disc in an optical drive and receive an error message stating that the drive is not accessible. What should you do first?
• What are two characteristics of SXGA screen resolution?
• Which type of power supply could be used with a motherboard that requires a 24-pin connector?
• What is the correct order for installing a processor for proper cooling?
• What is the first step to take before installing a new plug-and-play sound card on your Windows system?
• A SCSI HDD with shunts on the first and third jumpers has which SCSI ID assigned?
• What interface is used to manage the configuration of a legacy non-Plug-and-Play device after installation?
• When a computer hangs after requesting the current time and date, what is most likely the cause?
• What should you do when adding a second processor to your dual-processor system?
• Which action will NOT help to cool down an overheating system?
• What is an example of firmware?
• If one corner of an SVGA monitor has more purple tint than the rest, what is the most likely cause?
• What is the max cable length for the IEEE 1394a standard?
• Which of the following statements about DDR3's power consumption is true?
• If your SXGA LCD monitor connected via DVI-I with a DVI-D cable is fuzzy at certain spots, what should you do?
• Which option describes a disadvantage of using older memory types alongside newer ones?
• What must you do if you are installing a SATA drive but lack the necessary drivers for the integrated SATA controller?
• What should be configured to achieve dual-channel memory operation?
• What should you do to ensure Windows recognizes a RAID1 array after installing new SATA drives?
• Which of the following device types is NOT typically compatible with PS/2 ports?
• Which of the following could cause problems while flashing the BIOS?
• What is a common issue with older power supplies when upgrading to new processors?
• How do you configure the parallel port to use ECP mode on a motherboard?
• Which action is not recommended for maintaining system cooling?
• What action should be taken if a device runs in USB 1.1 mode instead of USB 2.0 mode?
• Which of the following are characteristics of CRT monitors?
• What function is not associated with a CNT?
• What is an advantage of serial ports over parallel ports?
• What could be a potential reason for your new sound card not functioning after installation?
• When testing a power supply, if the yellow wire on a Molex hard disk drive connector provides only 10 volts DC, what should you do?
• Which type of printer connection would connect to LPT:1?
• Which power supply configuration would work best with systems requiring high performance?
• What is the maximum number of dedicated IRQs most USB devices typically need?
• Which of the following is a benefit of using SSDs over traditional HDDs?
• What does S/PDIF stand for in relation to audio outputs?
• Which voltages are provided by an ATX power supply?
• What is the most common interface for peripheral devices?
• What is a major difference between the BTX and ATX standards?
• Which CRT monitor type produces a picture with the least amount of flicker?
• What is the primary function of an ATX power supply?
• Which statements are true regarding dual-channel memory bandwidth configurations?
• What is the aspect ratio of most traditional CRT monitors?
• What kind of power connector does a floppy drive use?
• What should you do first when upgrading a Pentium IV processor in a computer system?
• How many PATA devices can typically be installed on a modern ATX motherboard?
• Which of the following is an error detection technique that can also correct the error?
• How many SATA devices can be connected to a motherboard with 4 built-in SATA connectors?
• Which of the following describes the power management capabilities of modern RAM technologies compared to older ones?
• What should be checked before adding a new processor to ensure compatibility?
• You have a desktop PC that you have been using for 3 years in the United States. You are going on a study-abroad program for one semester and want to take your computer with you. After some research, you find that the country where you will be staying uses different voltage than what is used in the United States. What should you do so that the computer can be compatible with the electrical power in Europe?
• What is necessary to configure Crossfire for graphics performance enhancement?
• What term describes a PC card that can be inserted or removed without rebooting the computer?
• After upgrading a CPU, if the system locks up and restarts after 15 minutes, what should you check first?
• After installing a new IDE DVD drive, no sound plays from music CDs. What should you check first?
• Which type of memory provides the fastest performance in a gaming PC?
• Which of the following are optical storage devices? (select three)