Tools To Troubleshoot And Maintain OS (Chapter 3) Flashcards
Program installation
OS
- programs are OS dependent
System Requirements
- system meets the programs resources requirements
Program File directory
- data files installed to Home or All User directory
System Bit type
- 32-bit systems can only run 32-bit apps
- 64-bit system can run both 32-bit & 64-bit apps
External Hardware Token
An external hardware (USB, Smart Card) that stores some cryptographic user ID data
- 2FA
Programs and Features
- Repair, change or uninstall programs
- Enable or Disables optional windows features
Services
A non-interactive apps that can run in the background that provides windows with functions
-Found under Computer Management
- services.msc
Services Start up types
Automatic
- starts up when windows loads
Automatic Delay
- starts after all automatic starts have loaded
Manual
- service starts up when program opens
Disables
- prevent service from running
Service Recovery
Actions the service takes when failure occurs
- Restart service
- Run Program
- Restart Computer
- take no action
Services dependency
A list of service that is dependent on the main service
Task Manager
Program that allows for the monitoring of system resources in realtime
- End unresponsive applications
- Monitor system resources
- details allow to specify resources priority for apps
Command prompt Task Manager
tasklist
- list all running apps
task list /sv
- shows services
taskkill
- ends process
taskkill /pid
- kills a program by it’s process id
Windows performance
System
- shows a brief overview of hardware that is installed on the system
Advanced System
- allows you to change/modify performance, computer name, user profile and start up & recovery options
Performance
- pagefile space
- processor scheduling
- windows visual effects
Computer name
- allows PC to join a domain
Resources Monitor
Shows detailed version for resources utilisation
Reliability Monitor
Shows a log of system stability events of applications
Control panel\ security & Maintenance\ reliability history
Performance Monitoring
Configured detailed reports on different system statistics (objects) and log performance over time
- use the ‘+’ to add objects and instances of an object
Object
A data structure in windows that represents system resources
- CPU, Physical disks, Memory, Pagefile
Counter for objects
Are built in components of a system resources
- cache
Data Collector Sets
Windows log files that records information for viewing in real time or later
- allows the creation of a baseline
Counter logs
Windows log files that allows you to collect statistics about resources and can be used to determine system health & performance
Trace logs
Windows log files that allows you to collect statistics about services, including extensions to Event Viewer to log data that would be inaccessible
ODBC
Open Database Connectivity
A translation tool for databases that translates easy to use & understand tools like access into a hardware efficient language like SQL
Task scheduler
Microsoft utility that allows a user to run programs/batch file on scheduled intervals
Event viewer
A database of logs containing detailed information regards issues
- eventvwr.msc
Application
- logs of any errors caused by an program
Security
- logs of any security concerns
System
- logs of any hardware componet issues
System Configuration Utility
Used to modify and effect how the system boots and loads windows
General
- overall setting
Boot
- shows bootable OS
- OS boot options
Services
- enable/disable services on boot
Tools
-
Boot process
Firmware-controlled
- POST
Boot Manager
- boots OS
Windows Load
- loads kernel & drivers
- Starts services and winlogon
Time Drift
An issue with the system time which can cause synchronization, service and event issues.
