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ITC 190
Quiz 2 (2.1-2, 2.5-7)
| Question | Answer |
|---|---|
| Timothy received approval to upgrade video card. They're ready to begin the upgrade by replacing the old video card with the new one in his workstation. To ensure your personal safety, which of the following should you do FIRST? | Disconnect power |
| Your US based company recently purchased old office building...You come to one location where the nearest wall outlet has only two prongs...which is the best way to proceed with that particular location? | Find a different outlet with three prongs |
| In which of the following situations should you NOT use an ESD wrist strap? | When working with high-voltage components |
| To improve safety of your location and comply with regulations regarding work environments with been assigned to assemble Material Safety Data Sheets for all chemicals used in your shop. How should you obtain these documents? | Download them from the chemical manufacturer's websites |
| Which of the following devices can store large amounts of electricity, even when unplugged? | CRT monitor |
| Jeanette's workstation is overheating. She decides to open the workstation and clean any accumulated overheating issue. Which of following can Jeanette safely do to remove dust? | Use short bursts of compressed air to clean delicate components; Use a special vacuum to clean dust from all hardware componets |
| While it takes 3,000 volts or more of ESD before you can feel it, it takes very little ESD to damage a computer. What is the minimum ESD volt discharge that can actually damage a component? | 10 volts |
| Which of the following is myth regarding electrostatic discharge | If you can't feel ESD, the surge is not sufficient to harm computer components |
| You work for a store that sells and repairs computers. Due to the room's layout, while repairing computer you walk across one side of the carpeted room to the other frequently. Which of the following would best protect you from static electricity buildup? | ESD wrist strap |
| To prevent ESD when replacing internal computer components, you attach an anti-static wrist strap to your wrist and the other end be fastened? | Anti-static mat; Metal area on computer case |
| Large company with 1,000 computers. Each of these computes uses a wireless mouse and keyboard. Therefore, your company goes through a lot of alkaline batteries. Which of the following would be the easiest way to dispose of them? | They can be thrown in the trash |
| Your company has a plan in place to upgrade each employee's laptop computer to a newer model every three years. Often have old laptop batteries. Unless otherwise dictated by local authorities, which of the following is the BEST way to deal with them? | They must be recycled |
| Which of the following components require special disposal procedures to comply with environmental guidelines? | Notebook battery |
| Katy is IT engineer who is responsible for maintaining environment her company data center. While swapping motherboards, she notices signs of corrosion. Which of the following is best solution to resolve the issue? | Decrease the humidity in the data center |
| What is the best way to dispose of printer cartridges? | Return them to the manufacturer for recycling |
| What method is used to ensure proper ventilation in server room? | Hot and cold aisles |
| To perform accurate testing, a large number of computers are required , sometimes numbering in the hundreds. You've noticed lights in testing lab seem dimmer and flicker. What best describes the condition? | Brownout |
| Which of the following device types should be plugged into a surge-protected-only outlet on UPS unit and not battery backup outlet? | Laser printer |
| Besides protecting a computer from under-voltages, a typical USP also performs: | Protects from over voltage; Conditions the power signal |
| Your company has been experiencing several brownouts due to power grid problems. Fearing that your computers, especially servers, could be damaged by brownouts, your manager has asked you to find solution to this problem. Best device to recommended? | UPS |
| New laptop delivered to house and left in the cold outside. You don't know how long it's been there. You want to check to see if it works. Best action? | Let the laptop warm up to room temperature before turning it on |
| Common tools to physically clean computer | Natural bristle brush; Compressed air |
| What should you use to clean inkjet printer's head? | The printers cleaning function |
| Most helpful in keeping a computer cool? | Verifying that the cooling fans are not circulating air in the wrong direction; Vacuum dust from system regularly |
| Which problem can occur if your system case fan blows in the wrong direction? | The flow of air is negated and the system can overheat |
| Complaining that customer data is disappearing from her account management application. Uses both SSD and traditional hard drive. Runs application from SSD drive, but stores data on hard drive. Which of the following types of interference might be causing | Magnetic fields |
| Which of the following statements about cleaning LCD monitors and display devices is true? | You should power off your monitor and clean it with a lint-free dry cloth |
| Which of the following is true about negative pressure systems? | They can bring in airborne particles, such as dust or smoke |
| Which of the following is true about RFI? | RFI is caused by nearby devices, such as cordless phones or microwave ovens |
| Which of the following features should you look for when selecting vacuum cleaner for cleaning kit? | Non-static generation; Blows as well as vacuums |
| One of the employees has a computer that continually reboots. You suspect that the power supply may be failing. Which of the following is BEST initial step to determine whether the power supply is causing the issue? | Use multimeter to test power supply |
| You are removing screws within computer, but several fallen into places you can't reach. What tool can you use to reach small screws? | Extension magnet |
| Which tool would be BEST choice for securing cable wiring to patch panel? | Punch down tool |
| Customer comes in with workstation that randomly shuts down. You suspect that the power supply is failing. What should you do first to troubleshoot the issue? | Use known good spare to swap with existing power supply |
| A printer is behaving erratically; you suspect a faulty parallel port. Which tool can you use to the test the port? | Loopback plug |
| You suspect that the power supply in your desktop PC is failing. You want to use a multimeter to test it. What multimeter setting should you use? | DC volts |
| A technician is troubleshooting computer that doesn't start up correctly. Which of the following could the technician use to troubleshoot the computer? | Known good spares |
| Maintenance worker accidentally nicks bundle of network cables routed to multiple wall jacks. only one is served. Technician is tasked with replacing cable. Which tools would MOST likely use to identify which wall jack connects to served cable? | Tone generator and probe |
| You need to trace route that Cat 6 UTP cable takes through the ceiling and walls of your building. What tool? | Tone generator |
| Your workstation is unable to communicate with any other computer on network. Which of the following test the network card's abilities to send and receive signals? | Loopback plug |
| You are the manager in charge of maintain desktop computers. A user reports that she can't turn her computer on. After some investigation, you find that the power supply is malfunctioning. Which of the following actions should you perform next? | Create an action plan |
| User reports that system is running slowly when saving files. Determine that need to upgrade hard disk. Identify the components that are required and schedule the repair for later. Which of the following steps have you forgotten? | Perform backup |
| Windows domain doesn't seem to be functioning properly. You take the applicable time to gather additional information and to identify what, if anything, has changed. Which of the following is the BEST next step? | Create a hypothesis |
| A user reports that the projector in the conference room has display issues when it's connected to laptop. After identifying the cause and resolving issue, the projector displays the images perfectly both on laptop and on the projector. Next? | Document solution |
| You are a first-line desktop support technician. A user reports that he cannot access several network files. After some investigation, you determine that the problem is with a network server. Which of the following actions should you perform next? | Determine if escalation is needed |
| You've just installed a new USB card reader on your Windows computer. Every time you perform a certain action using the card reader, you get an error message that you've never seen before. Which of the following actions should you perform FIRST? | Check the manufacturer's website for information about the error |
| As an IT technician for your company, you are in the process of setting up several servers in your network. During the process, one of the servers was misconfigured and is having trouble synchronizing information with the other servers. BEST next step? | Gather information |
| User reports that monitor has stopped working. You discover a bad video card in the system. You replace the card and connect the monitor cable to the card. Which of the following actions should you perform NEXT in your troubleshooting strategy? | Test the solution |
| User sends print job to network printer, and prints page after page of random characters. A technician discovers wrong printer driver had been loaded on user's workstation. loads correct driver, verifies system works correctly, and documents resolution | Educate the user as to how the problem was resolved and verify that they are satisfied with the results |
| A user reports that he is unable to access data on an external hard drive. You investigate the problem and determine that the USB cable connection to the hard drive is damaged. You replace the cable. Which of the following actions should you take next? | Test the solution |
Created by:
rparticka