CompTIA TestOut Unit 3 Test Review

If a folder exists on an NTFS partition, which permission is needed by a user who needs to set security permissions on the folder? A. Full Control B. Read C. Execute D. Write

A

Tina has accepted a position as a graphic designer. She wants a powerful device that she can connect multiple large screens to. Which device would be the BEST option for her? A. Desktop computer B. Smartphone C. Laptop D. Server

A

Which CPU type would MOST LIKELY be found in a smartphone? A. ARM B. x64 C. IA-64 D. x86

A

Which connector on the back of a computer is used to attach a mouse to a modern PC system? A. USB A B. High-density (three row), female DB-15 C. RJ-45 D. Mini-DIN E. USB B F. Low-density (two row), female DB-15

A

Which of the following careers consists of designing tiny microchips? A. Electrical engineer B. System administrator C. PC technician D. Computer programmer

A

Which of the following companies is a manufacturer of CPUs? A. Intel B. Apple C. nVidia D. DELL

A

Which of the following devices would be easiest to repair? A. Desktop computer B. Smartphone C. Laptop D. Gaming console

A

Which of the following has the ability to store user data even if the power to the computer is off? A. Hard drive B. System memory C. Cache memory D. Firmware/BIOS

A

Which of the following is NOT a long-term storage device? A. RAM B. Flash drive C. Compact disc D. Hard disk

A

Which of the following is the term for a device (usually external to a computer) that is plugged into a computer's communication port or connected wirelessly? A. A peripheral B. A flash drive C. An attachment D. A plug-in

A

Which of the following should an electrical engineer be proficient in using? A. CAD software B. Programming language C. Server operating system D. Game engine

A

You are trying to connect a new USB device to your computer. You install the driver and then connect the device to an open USB port. The device does not work. Which of the following troubleshooting steps is the BEST to try first? A. Make sure the USB device is plugged in properly. B. Install a new USB controller card. C. Replace the USB device. D. Try a different USB cable.

A

Which of the following devices generally include a variety of integrated hardware such as a camera? (Select two.) A. Laptop B. Smartphone C. Desktop computer D. Gaming console E. Server

A & B

A customer has brought a computer in to be repaired. He said he thinks that the sound card has stopped working because no audio is produced when music, video, or DVDs are played. Which troubleshooting step should you take first? (Select two.) A. Verify that the volume isn't muted. B. Download and install the latest sound card drivers. C. Verify that speakers are plugged into the correct jack and are powered on. D. Verify that no IRQ or I/O port address conflicts exist between the card and other devices in the system. E. Replace the sound card with a known-good spare.

A & C

An employee submitted a support ticket stating that her computer will not turn on. Which of the following troubleshooting steps should you take first? (Select two.) A. Make sure the power cord is plugged into the wall. B. Open the computer and replace the power supply. C. Use a multimeter to test the power supply. D. Make sure the keyboard and mouse are plugged in. E. Make sure the surge protector is turned on.

A & E

Match the storage device types on the left with the description and benefits on the right.

A thick magnetic disk made of aluminum platters. Uses read/write heads to access data stored on the platters. - Hard disk drive (HDD) A flash device with storage capacity similar to a small hard drive. - Solid State Drive (SSD) Uses lasers to read and write information stored in the form of pits in their reflective coating. - Optical disc drive Up to several TB in storage capacity and cost per MB is cheap. - Hard disk drive (HDD) Faster than other devices. No moving parts. Last longer than other storage devices. - Solid state drive (SSD) Ideal for music and video. Portable and cheap with a long shelf life. - Optical disc drive

Abby needs a device that she can take to a client's location and show presentations from. Which of the following devices would be the BEST option for her? A. Server B. Laptop C. Desktop computer D. Gaming console

B

The troubleshooting methodology starts by identifying the problem. The first step in identifying the problem is to gather information. Which of the following is the NEXT step? A. Establish a plan of action B. Duplicate the problem, if possible C. Establish a theory of probable cause D. Identify symptoms

B

Which of the following computer components is the MOST important part of any modern computer? A. RAM B. CPU C. BIOS D. NIC

B

Which of the following devices would be the BEST option for a gamer? A. Server B. Desktop computer C. Smartphone D. Laptop

B

Which of the following is a top cause of motherboard failure? A. Liquid damage B. Physical damage C. Corrupted BIOS D. Incompatible chipset driver

B

Which of the following is often the hardest part of troubleshooting? A. Implementing a solution B. Reproducing the problem C. Documenting findings D. Asking the user questions

B

Which of the following would be the MOST LIKELY cause for a computer to perform sluggishly? A. Power supply B. Hard drive C. RAM D. CPU

B

Which type of connector is commonly used for keyboards and mice? A. XLR B. USB C. RCA D. TRS

B

While troubleshooting a problem with a computer, a technician has tested and confirmed a theory on how to fix the problem. Which of the following is the NEXT step the technician should perform? A. Document findings/lessons learned, actions, and outcomes B. Establish a plan of action to solve the problem and identify potential effects C. Implement the solution or escalate as necessary D. Verify full system functionality and, if applicable, implement preventive measures

B

Which of the following devices make use of a battery as its main power source? (Select two.) A. Gaming console B. Smartphone C. Server D. Desktop E. Laptop

B & E

A computer has power, but there are no beeps and the computer does not boot. Which of the following would be the MOST LIKELY cause? A. Hard drive failure B. Outdated BIOS C. CPU failure D. No operating system installed

C

Abby wants a high-end computer system for her home office that can be upgraded. Which of the following should she choose? A. Server B. Gaming Console C. Desktop D. Laptop

C

Anna, a technician, is helping a customer troubleshoot an issue where a server will intermittently become inaccessible to employees. Anna has completed researching the knowledge bases available. What should Anna do NEXT as part of standard troubleshooting methodology? A. Identify the problem B. Establish a plan of action to solve the problem C. Establish a theory of probable cause D. Test the theory to determine the cause

C

Marcus was assigned to troubleshoot a problem with a customer not being able to access a cloud application. Which of the following is the LAST step in the troubleshooting methodology that should be completed? A. Establish a plan of action to solve the problem and identify potential effects B. Verify full system functionality and, if applicable, implement preventive measures C. Document findings/lessons learned, actions, and outcomes D. Implement the solution or escalate as necessary

C

Where are values the computer is directly working with at a particular moment in time stored? A. On the CPU clock B. On RAM C. On the CPU register D. On the hard drive

C

Which hardware component processes data? A. SSD B. HDD C. CPU D. RAM

C

Which of the following components converts AC to DC? A. Surge protector B. Capacitor C. Power supply D. Voltage regulator

C

Which of the following is not an advantage of SSDs over HDDs? A. Low power consumption B. Small and light C. Inexpensive D. Durable

C

Which of the following should be done before working on hardware in a computer system? A. Ensure the system is plugged in B. Touch a plastic part of the case C. Ground yourself using an ESD wrist strap D. Rub your feet on the carpet

C

Which of the following stores data using microscopic light and dark spots? A. RAM B. Hard disk C. Compact disc D. Flash drive

C

Which of the following uses persistent memory chips to store data? A. Compact disc B. RAM C. Flash drive D. Hard disk

C

Which of the following would be the MINIMUM qualification for a PC technician job? A. High school diploma B. Bachelor's degree in Computer Science C. Industry certification D. Master's degree in Computer Science

C

You have just connected a new USB device to your Windows system. You used the installation disc that came with the device to install the drivers needed to support the device. After the installation, the system frequently crashes when you try to access the new device. Which of the following steps would MOST likely resolve this issue? A. Run the Add Legacy Hardware wizard and manually configure the device. B. Remove and then reinstall the device. C. Download and install the latest driver from the manufacturer's website. D. Replace the device itself.

C

Which of the following are optical storage devices? (Select three.) Hint: play movies A. HDD B. USB flash drive C. BD D. SSD E. DVD F. CD G. SDHC

C, E, & F

Becca is working on a program that will store data. The program will need quick access to data and data persistence is not important. Where should the data be stored? A. In flash memory B. In a flat file C. In a database D. In memory

D

Jeff has been asked to replace a monitor on a workstation. Which of the following device interfaces could he use to connect the new monitor? A. USB B. UPS C. SSID D. DVI

D

Which kind of connector is pictured here? Picture: End of charger cable that goes into the cube A. RJ-45 B. LC/SC C. NEMA 5-15R D. USB

D

Which of the following components stores values in short-term memory? A. Hard drive B. Flash drive C. Processor D. RAM

D

Which of the following divides a single physical disk into multiple logical drives called volumes? A. Defragmentation B. Fragmentation C. Journaling D. Partitioning

D

Which of the following is a disadvantage of notebook systems? A. The battery is difficult to replace. B. Productivity apps are difficult to use. C. They require AC power. D. They are more expensive.

D

Which of the following is an example of computer hardware? A. App B. Web browser C. PowerPoint D. Microchip

D

Which of the following is primarily operated by a touchscreen? A. Notebook B. Network C. Desktop D. Tablet

D

Which of the following is the MOST important skill for a PC technician? A. Quick repairs B. Lifting over 100 lbs. C. Organizational skills D. Customer service

D

Which of the following problems would be the MOST difficult to troubleshoot? A. Software error B. Hardware error C. Overheating D. Intermittent problem

D

Which of the following voltages from an ESD discharge would be the minimum to short a computer's hardware components? A. 5 volts B. 12 volts C. 3.3 volts D. 100 volts

D

Which of the following would a PC repair technician work on? A. Server B. Smartphone screen C. Application code D. Laptop

D

You are troubleshooting a malfunctioning notebook computer. Nothing appears on the LED display when the system is powered on. Which of the following is the BEST step to try first? A. Replace the motherboard B. Replace the video card C. Calibrate the battery D. Plug in an external monitor

D

You need a storage device that has very large storage capacity, is fast, and is relatively inexpensive. Which storage device will best suit your needs? A. SSD B. Optical C. USB flash drive D. Hard disk

D

Match each item on the left to its appropriate category on the right. REVIEW ANSWER

Hardware: Monitor Power cable Video game controller Touchscreen RAM Software: Internet browser Video game Operating system