Chapter 4 quiz IT Essentials Latest Update Graded A+

Chapter 4 quiz IT Essentials Latest Update Graded A+ Which cleaning tool should be used to remove dust from components inside a computer case? compressed air Which step in the troubleshooting process is important to help avoid repeating repair processes that were performed previously? documentation of the problem and its solution What task should be completed before escalating a problem to a higher-level technician? Document each test that was tried. Which procedure is recommended when cleaning inside a computer? Hold the CPU fan to prevent it from spinning and blow it with compressed air. After a problem is identified, what is the next step for the troubleshooter? Establish a theory of probable causes. An employee mentions that opening a large document file is taking longer than usual. The desktop support technician suspects that there might be a fault in the hard disk. What should the technician do next? Back up the user data from the workstation. trouble shooting process: The steps of the troubleshooting process.Step 1. Identify the problem. Step 2. Establish a theory of probable cause. Step 3. Test the theory to determine the cause. Step 4. Establish a plan of action to resolve the problem and implement the solution. Step 5. Verify full system functionality and, if applicable, implement preventive measures. Step 6. Document findings, actions, and outcomes. An employee mentions that opening a large document file is taking longer than usual. The desktop support technician suspects that there might be a fault in the hard disk. What should the technician do next? Back up the user data from the workstation. A scientific expedition team is using laptops for their work. The temperatures where the scientists are working range from -13 degrees Fahrenheit (-25 degree Celsius) to 80 degrees Fahrenheit (27 degrees Celsius). The humidity level is around 40 percent. Noise levels are low, but the terrain is rough and winds can reach 45 miles per hour (72 kilometers per hour). When needed, the scientists stop walking and enter the data using the laptop. Which condition is most likely to adversely affect a laptop that is used in this environment? the temperature A customer reports that recently several files cannot be accessed. The service technician decides to check the hard disk status and the file system structure. The technician asks the customer if a backup has been performed on the disk and the customer replies that the backup was done a week ago to a different logical partition on the disk. What should the technician do before performing diagnostic procedures on the disk? Back up the user data to a removable drive. Which task should be part of a hardware maintenance routine? Check for and secure any loose cables. Hardware maintenance procedures: Hardware maintenance tasks include these procedures :• Remove dust from fan intakes; • Remove dust from power supply; • Remove dust from components found inside the computer; • Clean mouse and keyboard; • Check for and secure any loose cables.Maintenance tasks like defragmenting a disk or scanning a hard drive for errors are part of a software maintenance routine. Which task should be performed on a hard drive as part of a preventive maintenance plan? Ensure cables are firmly connected. What is the most important reason for a company to ensure that computer preventive maintenance is done? Preventive maintenance helps to protect the computer equipment against future problems. A user has opened a ticket that indicates that the computer clock keeps losing the correct time. What is the most likely cause of the problem? The CMOS battery is loose or failing. What is a symptom of a failing power supply? The computer sometimes does not turn on. What are two effects of not having a preventive maintenance plan for users and organizations? (Choose two.) 1) increased downtime 2) increased repair costs