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Andrews, Computer System Infrastructure > Midterm Review > Flashcards

Midterm Review Flashcards

1
Q

What is the difference between 64bit and 32bit

A

Handles different amount of processes 32 bit processes 4 GB or 64 GB
64 bit processes 16 GB - 192 GB

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2
Q

Boot sequence and POST and BIOS

A

POST - initializes hardware & finds an OS to load

  1. BootMGR loaded and accesses the boot config data store to display boot menu or boot volume
  2. WinLoad - is the OS bootloader that loads the rest of the OS
  3. NTOSKERNL.EXE - Main part of windows → system services, processes and memory management
  4. Boot-class device drivers - implement number of functions that are used in different hardware platforms
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3
Q

What is Windows diagnostic tools

A

Fdisk and Format (formatting tools)
Chkdsk and Scandisk (disk checking tools)
Defrag (disk defragmentation)
Sigverif.exe

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4
Q

How to upgrade operating system, types of upgrades

A

Verify that the current computer will support windows 7
Update your anti-virus program, run it, and then disable it
Back up your files you fools
Connect to the internet

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5
Q

Viewer Event (why and how)

A

Event Viewer stores information about Critical Events and Warnings

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6
Q

What is MMC stand for?

A

Microsoft Management Console

Most Administrative Tools are are MMC

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7
Q

Outline Troubleshooting Methodology

A 
Discover the Problem
Evaluate system configuration
List or track possible solutions
Execute a plan
Check results
Take a proactive approach
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8
Q

What is Registry and it’s functions

A

Central, secure database in which Windows stores all hardware configuration information, software configuration information, and system security policies

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9
Q

What are the Components of registry (machine, users)

A 
Windows Kernel
Device Drivers
Setup programs
Hardware profiles
User Profiles
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10
Q

What is RDP stand for?

A

Remote Desktop Protocol

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11
Q

What is AD stand for

A

Active Directory

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12
Q

What is RDC stand for?

A

Remote Desktop Connection

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13
Q

What is DC stand for?

A

Domain Controller

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14
Q

What is a active directory?

A

AD domain controller authenticates and authorizes all users and computers in a type network

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15
Q

What is Domain Controller?

A

is a server that responds to security authentication requests (logging in, checking permissions, etc.)

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16
Q

What is Class A?

A

0.0.0.0 - 127.255.255.255 /8

17
Q

What is Class B?

A

128.0.0.0 - 191.255.255.255./16

18
Q

What is Class C?

A

192.0.0.0 - 233.255.255.255 / 24

19
Q

What are the private class IP address?

A
  1. 0.0.0 -10.255.255.255 /8
  2. 16.0.0 - 172.31.255.255 /16
  3. 168.0.0 - 192.168.255.255 /24
  4. 254.255.255 - 169.254.255.255 /16
20
Q 
What is the Difference between 
NAT, 
APIPA, 
MAC address, 
DNS, 
DHCP
A 
Network Address Translation
Automatic Private IP Addressing
Media Access Control:
Domain Name Server:
Dynamic Host Configuration Protocol
21
Q

What does Computer Management Console do?

A

One of the primary tools to manage a computer running Windows 7 and includes the most commonly used MMC snap-ins

22
Q

What is Network and Sharing Center?

A

provides real-time status information about your network

23
Q

What is ipconfig for, and switches?

A

Displaying IP configuration on a Windows host
/all - Displays all information

/flushdns - Flushes the DNS cache on local machine

/displaydns - Displays contents of DNS cache on local machine

/registerdns - Initiates manual dynamic registration for DNS names and IP addresses

/release - Releases DHCP/APIPA address

/renew - Requests a new dynamic IP address

24
Q

What does Using ping and nslookup command do?

A

Ping command verifies IP level connectivity to another TCP/IP computer by sending ICMP echo request messages

NS Lookup output the IP address of the host and server name displays an authoritative answer

25
Q

Difference between authorization and authentication

A

Authentication - is the process of identifying an individually usually based on a username and password

Authorization - is the process of giving individual access to system objects based on their identity

26
Q

Difference between permissions and user rights

A

Permission - ability to grant permissions to such things as files, folders, printers, hard drives and many other devices including other computers

User Rights - As an Administrator you can determine which user has the right to access those devices

27
Q

What are Group Policies?

A

Controls the working environment for user accounts and computer accounts.

28
Q

What is DNS?

A 
Domain Name System
Replaces WINS (WINS replaced HOSTS file
Is a hierarchical client/server-based distributed database management system that translate domain/host names to an IP address
29
Q

What is WINS?

A

Windows Internet Name Service translates from NetBIOS to specify network resource.
DNS replaced WINS.
Used NETBIOS

30
Q

What is IRQs, DMAs, I/O addresses

A

IRQ: Interrupt Requests interrupt the CPU, 16 IRQs 0-15, 2 and 9 are cascaded, 2 is unusable. 0 is sys clock.

DMA: 8 DMA channels (0-7) Direct Memory Access device accesses memory by bypassing CPU (Faster)

Input/Output addresses

31
Q

What are two types of NTFS permissions

A

Explicit Permissions: Permissions granted directly to the file or folder.

Inherited Permissions: Permissions that are granted to a folder that flow to child objects

32
Q

What are 6 types of permissions

A
  1. Full Control
  2. Modify
  3. Read & Execute
  4. List Folder Contents
  5. Read
  6. Write
33
Q

Difference between user account and power user account

A

A power user is an administrator, and the other is a normal user.

34
Q

What does Bootrec

A

Perform a manual repair use the BootRec command (bootrec.exe)

Can repair the MBR or the volume boot sector

35
Q

What is Schema?

A

Defines the format of each object and the attribute or fields within each other ex. user accounts has first and last names

36
Q

What is Organization units (OU)

A

Help organize objects within a domain and minimize the number of domains

37
Q

Difference between NTFS vs FAT32

A

FAT32 can only store files up to 4GB

Andrews, Computer System Infrastructure (5 decks)

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