Lesson 5 - Chapter 3: Making System Changes

Question 1

What is the Registry?

Answer 1

a huge database that stores everything about the PC

Question 2

The Registry is made up of a collection of files called…?

Answer 2

hives

Question 3

What are 3 warnings when working with editing the Registry?

1. it can
2. changes
3. there’s

Answer 3

1. It can cause Windows not to boot
2. Changes are immediately implemented
3. There’s no “Undo” and no “Save”

Question 4

How do you open the Registry editor?

Answer 4

Typing ‘regedit’ in the Start menu search bar

Question 5

What are root keys?

Answer 5

Main subgroups

(a top-level folder tree located in the Registry editor)

Question 6

What are subkeys?

Answer 6

the level below the root key in the hierarchical tree

Question 7

Subkeys can have values. What are values?

Answer 7

they show more aspects of the subkey (subkey has multiple files inside = values)

Question 8

You should always make a ____ of the ____ before you change anything

Answer 8

You should always make a backup of the Registry before you change anything

Question 9

What 2 options do you have when backing up the Registry?

Answer 9

1. Backup full Registry
2. Backup a single root key or subkey (with all subkeys and values underneath)

Question 10

How do you backup the full Registry? 3 steps

Answer 10

1. Highlight “Computer”
2. File > Export
3. Save the file with the extension .reg

Question 11

How do you backup only one key or subkey?What file extension do you save it as? 3 steps

Answer 11

1. Highlight root key or subkey
2. File > Export
3. Save the file with the extension .reg

Question 12

What do you do after making changes to the Registry?

Answer 12

Reboot

Question 13

If you encounter problems after a Registry edit, how do you import a saved Registry backup? 3 steps

Answer 13

1. File > Import
2. Right-click the .reg file in File Explorer
3. Merge

Question 14

All keys have a ____ value

Answer 14

All keys have a (Default) value (inside)

Question 15

What are the 3 common Registry value types?

Answer 15

1. String values (REG_SZ or REG_EXPAND_SZ)
2. Decimal/Hexadecimal values (REG_DWORD)
3. Binary values (REG_BINARY)

Question 16

What type of data do string values store?

Answer 16

REG_SZ and REG_EXPAND_SZ

most flexible and common, any combo of text and digits

Question 17

What type of data do decimal/hexadecimal values store?

Answer 17

REG_DWORD

you choose decimal (base 10) or hexadecimal (base 16)

Question 18

What type of data do binary values store?

Answer 18

REG_BINARY

store only 1s and 0s

Question 19

What utility displays information about hardware resources, components, and the software environment from the Registry?

Answer 19

system information (msinfo32)

useful for troubleshooting, finding system specs

Question 20

How do you access System Information? 2 steps

Answer 20

1. Start Menu
2. Type “System Information” or “msinfo32”

Question 21

How can you view a remote computer’s system information?

Answer 21

in the System Information window, to to View > Remote Computer > Enter the Network Name for computer

(example, \SMITH)

Question 22

In Windows 7 and earlier, what utility was the go-to place for controlling what apps/services load at startup?

Answer 22

System Configuration (msconfig)

(now it’s in Task Manager)

Question 23

What are some common MMC snap-ins? (4)

Answer 23

1. Event Viewer
2. Task Scheduler
3. Local Users and Groups
4. Performance Monitor

Question 24

How many root keys does the Registry have?

Answer 24

5

Question 25

Name the 5 root keys in the Registry 1. H_C_R 2. H_C_U 3. H_U 4. H_L_M 5. H_C_C

Answer 25

1. HKEY_CLASSES_ROOT 2. HKEY_CURRENT_USER 3. HKEY_USERS 4. HKEY_LOCAL_MACHINE 5. HKEY_CURRENT_CONFIG