CHAPTER 19 TROUBLESHOOTING THEORY,OS,AND SECURITY

Question 1

T/F Do computers must be ready before they can be used. Ready means the system is ready to accept commands from the user?P938

Answer 1

true

Question 2

What is reseating of memory and cables?P938

Answer 2

Its a form of random hang ups or errors from memory or cables that you have to open the case and press down on each socketed chip to make sure it is seated properley..this remedies chip -creep problem.

Question 3

T/F do you need to be grounded before operating inside of a computer case.?P938

Answer 3

true

Question 4

Restarting the computer clears the —- and starts the computer with a clean slate?P938

Answer 4

memory

Question 5

What is rebooting?P938

Answer 5

It is the powering down of the system completely and then powering it up again.

Question 6

If you are running into software problems on a copmuter , first step(after understanding what the problem is and getting any relevant error message) should always be to —–?P939

Answer 6

reboot

Question 7

making more thane one change to a computer at a time is not recommended for two reasons, and what are they?P939

Answer 7

One is you never sure which change actually worked, and two is by making multiple changes at once, you might actually cause additional problems.

Question 8

Use the —— to look at the manufacture’s website to use as a resource for fixing a computer?p939

Answer 8

internet

Question 9

Once the computer is working , you need to —— what happened and how you fixed it?P940

Answer 9

document

Question 10

Always document your work so that you or someone else can learn from your—–?p940

Answer 10

experience

Question 11

Windows 7 has nearly – million lines of code (and over —– developers worked on it?P941

Answer 11

50, 2,000

Question 12

Window based issues can be grouped in to several categories based on their cause and what are they?P941

Answer 12

boot problems,missing files(such as system files),configuration files, and virtual memory.

Question 13

BSOD is?P942

Answer 13

Blue screen of death

Question 14

NTLDR/BOOTMGR is?P942

Answer 14

Bootsraps the system and then this file starts loading of an OS on the computer.

Question 15

boot.ini is?P942

Answer 15

It hold information about which OSs are installed on the computer,and it also contains the location of the OS files with windows xp, windows 7 and vista.

Question 16

NTDETECT.COM is?p942

Answer 16

it pares( which means to analyze)the system for hardware information each time windows is loaded.

Question 17

NTBOOTDD.SYS means?P943

Answer 17

It is used to recognize and load the SCSI(small computer system interface)interface.

Question 18

NTOSKRNL.EXE means?P943

Answer 18

It is to boot from start up disk and replace the file from the setup media.

Question 19

NTBLOG.TXT means?P943

Answer 19

It hold the information collected if you choose to boot using the Boot Logging start up option.

Question 20

DLL is?P943

Answer 20

Dynamic link library.

Question 21

Each machine has a different startup routine,called —- which is executed by the commands written to the motherboard of the computer?P943

Answer 21

POST(power-on self test)

Question 22

MBR is?P943

Answer 22

Master boot record

Question 23

What does NTLDR processes BOOT.INI.BOOT.INI.?p943

Answer 23

Itis a text file that resides in the root directory, and it specifies what OSs are installed on the computer and where they reside on the disk.

Question 24

Not shutting down properly can result in —— —- from open application or —– operating system files?P944

Answer 24

lost data, corruted

Question 25

When it comes to your own computers, always shut down properly by clicking what?P944

Answer 25

Start,turn off computer,in windows xp or shut down icon on the start menu in windows 7 vista