MINDTAP COMPUTING FOR ANDREWS' A+ GUIDE
9th Edition
ISBN: 9781305944558
Author: ANDREWS
Publisher: Cengage Learning
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Chapter 3, Problem 17RTB
Explanation of Solution
Given:
Power-on Password
Supervisor Password
To find: The steps to be taken if the power-on password and the supervisor password of the system are forgotten.
Solution:
A jumper contains small posts or metal pins whic...
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Chapter 3 Solutions
MINDTAP COMPUTING FOR ANDREWS' A+ GUIDE
Ch. 3 - Prob. 3TCCh. 3 - Prob. 4TCCh. 3 - Prob. 5TCCh. 3 - Prob. 1RTBCh. 3 - Prob. 2RTBCh. 3 - Prob. 3RTBCh. 3 - Prob. 4RTBCh. 3 - Prob. 5RTBCh. 3 - Prob. 6RTBCh. 3 - Prob. 7RTB
Ch. 3 - Prob. 8RTBCh. 3 - Prob. 9RTBCh. 3 - Prob. 10RTBCh. 3 - Prob. 11RTBCh. 3 - Prob. 12RTBCh. 3 - Prob. 13RTBCh. 3 - Prob. 14RTBCh. 3 - Prob. 15RTBCh. 3 - Prob. 16RTBCh. 3 - Prob. 17RTBCh. 3 - Prob. 18RTBCh. 3 - Prob. 19RTBCh. 3 - Prob. 20RTBCh. 3 - Prob. 21RTBCh. 3 - Prob. 22RTBCh. 3 - Prob. 23RTBCh. 3 - Prob. 24RTBCh. 3 - Prob. 25RTBCh. 3 - Prob. 1TCCh. 3 - Prob. 2TC
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.Similar questions
- A computer's internal fans make a whirring noise whenever the power is turned on. Your computer will keep making that noise as long as you leave it on. When you switched on the computer, however, the volume wasn't what it usually was. This was an improvement, especially since the system unit's rear-mounted fan had stopped working. After this, what are your plans?arrow_forwardWhat is the best way to create a temperature monitoring system?arrow_forwardHow exactly does the procedure of boot strapping work on a computer? Myself, to put it in your own wordsarrow_forward
- Is there a way to get around the BIOS/UEFI password on some systems?arrow_forwardHow do someone proceed if they have forgotten the power-on login and the administrator password on a system?arrow_forwardHow do you see the most obvious signs that a laptop's operating system has been tampered with?arrow_forward
- Each time the start button is pressed, one lamp in the row lights up. 3rd lampWhen the stop button is pressed after it is turned on, all lamps turn off and the operating mode starts over (it will be resolved without using a counter). draw the ladder diagramarrow_forwardA user complains to you that her system hangs for no known reason. After asking her a few questions, you identify these symptoms: The system hangs after about 15–20 minutes of operation. When the system hangs, it doesn’t matter what application is open or how many applications are open. When the system hangs, it appears as though power is turned off: There are no lights, spinning drives, or other evidence of power. You suspect overheating might be the problem. To test your theory, you decide to do the following: You want to verify that the user has not overclocked the system. How do you do that? You decide to check for overheating by examining the temperature of the system immediately after the system is powered up and then again immediately after the system hangs. Describe the steps you take to do this. After doing the first two steps, you decide overheating is the cause of the problem. What are four things you can do to fix the problem? Reply with well thought out…arrow_forwardWhen you turn on your computer, you are welcomed with the churning sound of the fans that are located inside the system. This sound continues for the duration that your computer is on. unit. However, when you turned on the computer, you noticed that the sound wasn't as loud as it had been in the past. This was a welcome change. in addition to the fact that the fan that was situated at the back of the system unit was not functioning properly. What are your next steps going to be after this?arrow_forward
- In the event that a user calls the help desk and says, "My computer won't boot," the technician should be prepared with a list of four pertinent investigative questions to ask.arrow_forwardWhenever a computer is turned on, the user is greeted by the whirring noise of the internal fans. unit. However, when you turned on the computer, you realized that the noise wasn't as intense as it usually was. additionally, the back of the system unit's fan wasn't working. Which way do you intend to go from here?arrow_forward. Design a digital security keypad. Draw the block diagram and state diagrams for your system. Do NOT write Verilog. Your system should include the following functionality: The password (key) is entered on eight switches (SW). After the user has set the switches, they can push Button 1 (BTN1) to check password and try to unlock the system. ● ● O If the user entered key matches the password stored in the system the lock is opened (LOCK=0), and seven segment display shows the message “OPEN”. O If the user entered an incorrect password the message displayed is “Err”, wait 5 seconds, and then go back to the locked state. ● If the user corrected unlocked the system, they can then use Button 2 (BTN2) to save the new value on the switches (SW), as the new password for the system. If the user is unsuccessful three consecutive times in trying to unlock the system, and alarm is sounded (ALARM=1) and the system is locked down. When the user presses BTN1 from the unlocked state the system then…arrow_forward
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