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Voltage readings from both the power outlet and power supply would be checked by a multimeter. This would help narrow down the source of any power issues. A power supply tester’s intended use is strict to test the power supply unit.
Bob has had his computer for the moment and was just bragging about how trustworthy it was to his friend. He goes to power on his computer the next morning, and nothing occurs. Bob checks and ensures that he plugs in all cords, but still no luck. What could be the issue?
What might be the issue in Tim's case, given that he is an avid gamer who spends endless hours on his computer playing the latest World of Warcraft installment? (WoW). During this specific game, he has played for an unbelievable 36 hours straight! He gets a whiff of a burning smell coming from his computer and quickly shuts down.
burned out hardware
What could be the cause of this issue in the following case?
Jessica is interning at the IT help desk and while your boss is away on vacation he assigned you to mentor her and provide senior leadership. Jessica asks for your advice when she receives a call from one of the executives, who says her laptop screen is appearing really dim and that she can’t remember making any changes.
The laptop is in power-saving mode.
Why can’t these employees access the Internet in the situation that at your technology company some staff members in the Customer Service department are complaining that they cannot access the Internet? You learn that all of these employees are getting an IP address beginning with 169.254 when upon closer inspection.
using an APIPA address
Mike, who loves music, has recently borrowed a USB drive from his friend to copy over a new album. He leaves the USB drive plugged in the machine and turns it off for the night when he's done. When he tries to boot up his laptop the next day, it shows the code "OS Not Found." What could be the problem in this situation?
incorrect boot sequence
What could this possibly indicate in the situation Jon is a data scientist and consistently plays around with large data files on his desktop computer and he starts to hear a very loud clicking noise while trying to pull up one very large file?
mechanical drive failure
What could be wrong with Tim’s display if he finds that his computer monitor shows no image on the screen after switching it on after coming into work early to assist on a project He checks and validates that he is getting power to both the computer and monitor, so that shouldn’t be an issue.
The VGA connection was not seated completely.
After getting home from the office, you decide to play around with your computer settings before dinner to help prepare you for the new CompTIA A+ exam. While inside the BIOS, you notice that date and time settings are all wrong, even though you just set them last night. Which of the following components causes this issue?
What could be the issue if:
After a long day at work, when getting home Peter plans to just watch Netflix movies for the rest of the night. He sees that it is not connecting to his wireless access point after turning on his tablet. He double-checks and validates that his access point is not included among the available connections.
offline access point
If your business is expanding and your CIO asks if you should set up an extra printer only for the executives, what common item might be used to clean the dust off the old printer? You grab an old printer from the back storage closet, but it's covered with dust from sitting for too long.
What is the name of this service in the case that your printer technician could use your help when troubleshooting the main company printer? He states that he can’t see any mechanical reason why the printer isn’t working and all of the parts appear to be in good shape. He asks you if you can restart the print service that manages the printing in the background.
Which command-line tool could you use to find the information in the following situation?
Your employer has assigned you to work on a new project for your company's firewall administrator. As part of the security protocol updates, the business will receive new firewalls capable of meeting the organization's current targets. The firewall administrator wonders if you can assist him in locating the public IP address of one of your largest customers' websites.
What is the first thing you would tell Ken to check in the situation that on his break, Ken is at the office enjoying some Netflix time when suddenly the sound stops coming out of his new speakers? He contacts you at the IT Help Desk by phone before he checks on anything?
Check to see if anything is unplugged.
What may be the cause for these issues in the case that to troubleshoot a network issue in a separate office, you have been using your laptop. The laptop cannot connect to the Internet when you come back to your desk and you’re receiving an IP conflict error message.
The laptop has an IP address configured manually.