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CompTIA A+220-1002 > Microsoft Command Line Tool > Flashcards

Microsoft Command Line Tool Flashcards

1
Q

File management

A
  • dir
  • List files and directories
  • cd
  • Change working directory
  • Use backslash \ to specify volume or folder name
  • ..
  • Two dots/periods
  • The folder above the current folder
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2
Q

shutdown

A
  • Shutdown a computer
  • And optionally restart
  • shutdown /s /t nn
  • Wait nn seconds, then shutdown
  • shutdown /r /t nn
  • Shutdown and restart after nn seconds
  • shutdown /a
  • Abort the countdown!
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3
Q

dism

A
  • Deployment Image Servicing and Management tool
  • Manage Windows Imaging Format (WIM) files
  • Make changes to your image with DISM
  • Get information about an image
  • Update applications
  • Manage drivers
  • Manage updates
  • Mount an image
  • All command-line based
  • Many different options
  • Easy to automate
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4
Q

sfc

A
  • Scan integrity of all protected system files

* sfc /scannow

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5
Q

Check Disk

A
  • chkdsk /f
  • Fixes logical file system errors on the disk
  • chkdsk /r
  • Locates bad sectors and recovers readable information
  • Implies /f
  • If volume is locked, run during startup
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6
Q

DiskPart

A
  • Manage disk configurations

* diskpart - start the DiskPart command interpreter

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7
Q

TaskList

A
  • Manage tasks from the command line
  • No Task Manager required!
  • tasklist
  • Displays a list of currently running processes
  • Local or remote machine
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8
Q

taskkill

A
  • Manage tasks from the command line
  • No Task Manager required!
  • Terminate tasks by process id (PID) or image name
  • TASKKILL /IM notepad.exe
  • TASKKILL /PID 1234 /T
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9
Q

Group Policy

A
  • Group Policy
  • Manage computers in an Active Directory Domain
  • Group Policy is usually updated at login
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10
Q

Managing Group Policy

A
  • gpupdate
  • Force a Group Policy update
  • gpupdate /target:{computer|user} /force
  • gpupdate /target:professor /force
  • gpresult
  • Verify policy settings for a computer or user
  • gpresult /r
  • gpresult /user sgc/professor /v
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11
Q

Format

A
  • Formats a disk for use with Windows

* format c:

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12
Q

Copy

A

• Copy files from one location to another
•copy (/a, /v, /y)
•/v - Verifies that new files are written correctly
•/y - Suppresses prompting to confirm you want to
overwrite an existing destination file

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13
Q

Xcopy

A
  • Copies files and directory trees

* xcopy /s Documents m:\backups

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14
Q

Robust Copy

A
  • robocopy
  • A better Xcopy
  • Included with Windows 7, 8.1, and 10
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15
Q

ipconfig

A
  • Most of your troubleshooting starts with your IP address
  • Ping your local router/gateway
  • Determine TCP/IP and network adapter information
  • And some additional IP details
  • View additional configuration details
  • DNS servers, DHCP server, etc
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16
Q

ping

A
  • Test reachability
  • Determine round-trip time
  • Uses Internet Control Message Protocol (ICMP)
  • One of your primary troubleshooting tools
  • Can you ping the host?
  • Written by Mike Muuss in 1983
  • The sound made by sonar
  • Not an acronym for Packet INternet Groper
17
Q

tracert

A
  • Determine the route a packet takes to a destination
  • Map the entire path
  • Takes advantage of ICMP Time to Live Exceeded message
  • The time in TTL refers to hops, not seconds or minutes
  • TTL=1 is the first router, TTL=2 is the second router, etc.
  • Not all devices will reply with ICMP Time Exceeded
  • Some firewalls filter ICMP
  • ICMP is low-priority for many devices
18
Q

Flavors of traceroute

A
  • Not all traceroutes are the same
  • Minor differences in the transmitted payload
  • Windows commonly sends ICMP echo requests
  • Receives ICMP time exceeded messages
  • And an ICMP echo reply from the final/destination device
  • Unfortunately, outgoing ICMP is commonly filtered

• Some operating systems allow you to specify the protocol
Linux, Unix, Mac OS, etc.

  • IOS devices send UDP datagrams over port 33434
  • The port number can be changed with extended options
  • The mechanics of traceroute
19
Q

netstat

A
  • Network statistics
  • Many different operating systems
  • netstat -a
  • Show all active connections
  • netstat -b
  • Show binaries (Windows)
  • netstat -n
  • Do not resolve names
20
Q

nslookup

A
  • Lookup information from DNS servers
  • Canonical names, IP addresses, cache timers, etc.
  • Lookup names and IP addresses
  • Many different options
21
Q

net

A

• Windows network commands

  • View network resources
  • net view \
  • net view /workgroup:
  • Map a network share to a drive letter
  • net use h: \\

• View user account information and reset passwords
•net user
•net user * /domain
Net user loginname /DOMAIN /active:YES

CompTIA A+220-1002 (27 decks)

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