Pc Repair Fundamentals April

PC Repair Fundamentals

Questions 1 - 25

1-6 Chapter 3 Questions

April

1. What is the difference between a hard boot and soft boot?

Answer:

-Hard Boot is turning the power of a computer on or off by the power button.

-Soft Boot is using software to turn the computer on or off. (ctrl/alt/delete)

2. What are the four main parts of the boot process?

Answer:

1. The startup BIOS runs the POST and assigns system resources.

2. The startup BIOS program searches for and loads an OS.

3. The OS configures the system and completes its own loading.

4. Application software is loaded and executed.

3. What memory address is always assigned to the first instruction in the ROM BIOS startup program?

Answer:

FFFF0h

4. How does startup BIOS communicate errors during POST if video is not yet available?

Answer:

Through a series of audio beeps, different numbers of beeps mean different errors depending on your bios manufacturer.

5. Name the program that is needed to locate the beginning of the OS on a drive.

Answer:

Master Boot Record (MBR)

6. List three types of information contained in a hard drive’s partition table.

Answer:

1- Map to the partitions on the hard drive. 2- Information about where each logical drive is located, where it starts and where it ends. 3- Which partition contain the drive to be used for booting. (the active partition)

7-12 Chapter 3 Questions

James

7. What is the name of the windows NT/2000/XP boot

loader program?

Answer

•Ntldr or Io.sys

8. How many startup disks are needed to boot Windows 2000

from floppy disks?

Answer

•4

9. When is troubleshooting a failed boot, if you don’t see any lights or hear any noise, what hardware system do you first

assume is at fault?

Answer

• Power system

10. When booting your computer and you see a blank screen, but hear a single beep, what can you assume worked

with no errors?

Answer

•Power

11. When booting your computer and you see a blank screen, but hear a single beep, what component should you

check first?

Answer

• Video system

12. Using the rule “trade good for suspected bad,”

describe how easily troubleshoot a video

problem?

Answer

• Is the monitor electrical cable plugged in?

• Is the monitor turned on?• Is the monitor cable plugged into the

video port?• Try a different monitor and different

monitor cables.

13-18 CHAPTER 3 QUESTIONS

Nickie

13. Give five possible questions that should be asked of a user who is experiencing computer

problems.

1. Please describe the problem. What error messages, unusual displays, or failures did you

see?2. When did it start?

3. what was the situation when the problem occurred?

4. what programs or software were you using?

5. Has there been a recent thunder storm or electrical problem?

14. What is the best way to document intermittent

problems?

Write down the initial symptoms, the source of the problem, and

what you did to fix it.

15. Using Windows, list the steps to

print a screen that shows an error message.

1. Press Ctrl/p2. Select okay

16. What preventive maintenance measures need to be done inside the case at least

once a year?

1. Make sure all vent are clear2.Use compressed air to blow the

dust out of the case, or use a vacuum to clean vents, power

supply and fan.3. Ensure that chips and

expansion cards are firmly seated.

17. List at least three task you should complete before moving

or shipping a computer.

1. Turn power off to the computer and all other devices.

2. Coil all external cords and secure them with plastic ties or

rubber bands.3. Disconnect power cords from

the electrical outlet and the devices.

18. How do you properly dispose of a battery pack from a notebook computer? A broken monitor? A

toner cartridge from a laser printer?

1. Return them to the original dealer.

2. Check with local county or environmental officials for laws and

regulations in your area.

19-25 Chapter 3 Questions

Alex Coffey

19.) If you are unsure how to properly dispose of a can of contact cleaner, how can you find out the acceptable method of disposal?

Check with local county or environmental officials for laws and regulations in your area for proper

disposal of these items.

20.) What two tools can be used to remove dust from inside a computer

case?

Compressed Air, or Vacuum (Safe to use antistatic vacuum)

21.) What are three types of ribbon cables you might find inside a PC?

1.) 34-pin floppy drive cable with twist

2.) 40-pin IDE cable with 40 wires3.) 40-pin IDE cable with 80 fine

wires (80 conductor cable)

22.) Why is it important to NOT rock an expansion card from side to side

as you remove it from its slot?

Rocking an expansion card from side to side might spread the slot

opening and weaken the connection.

Instead rock it from end to end.

23.) What type of expansion card can have a retention mechanism at

the bottom of the card to help stabilize it in the slot?

Video Card

24.) Name three tools that you can use to protect a system against ESD

as you work on it.

1.) Antistatic Gloves2.) Ground Mats

3.) Ground Bracelet

25.) If you suspect that a USB port is faulty, what tool can you use to test

the port?

Loop-Back Plug