Introduction to IT - C182 WGU

What are core components of IT? - Answer- Hardware Software People What are some visions and goals of IT? - Answer- Communication, both internal and external Sharing of resources Facilitating the integration of Departments Management of Information Ensuring that the organization runs according to ethical practices Why is IT viewed as a system? - Answer- A system is a combination of independent parts all working together to accomplish a goal. What are some skills needed by IT personnel? - Answer- Troubleshooting and problem solving. Knowledge of operating systems. System level programming. System security Hardware Describe trouble shooting (IT Skill) - Answer- Detect and diagnose a problem, then find a solution. Examples: Poor processor performance, full hard drive, virus or other malware. Describe knowledge of OS's (IT Skill) - Answer- Operating system installation, application software installation, user account creation, system monitoring. Examples: versions of Windows, Mac OS, Linux, Unix, etc. Describe system level programming (IT Skill) - Answer- Shell scripts to automate processes, manipulating configuration files for system services. Examples: Bash, Csh scripts, Ruby scripts, C/C++ programs Describe system security (IT Skill) - Answer- Ensuring proper system security is in place. Following or drafting policies for users. Monitoring for threats. Examples: Keeping security patches up to date, configuring a system firewall, installing anti-malware software, examining log files of evidence of breaches or attacks. Describe hardware (IT Skill) - Answer- Installing and configuring new hardware. Troubleshooting, repairing, or replacing defective hardware. Examples: replacing CPUs and disk drives, connecting network cables to network hubs, switches, routers. What are some System Administrator duties? - Answer- Account management: creating new user accounts and deleting obsolete user accounts. Password management: making sure that all users have passwords that agree with the security policy. File protection management: making sure that files are appropriately protected (for instance, making sure that important documents are not writable by the outside world) and performing timely backups of the file system Installing and configuring new hardware and troubleshooting hardware including the network. Installing and configuring new software including updating new operating system (OS) patches, and troubleshooting software. Providing documentation, support, and training for computer users. Performing system-level programming as necessary (usually through scripting languages rather than writing large-scale applications or systems software). Security: installing and maintaining a firewall, examining log files to see if there are any odd patterns of attempted logins, and examining suspicious processes that perhaps should not be running. What are some Network Administrator duties? - Answer- physically laying down cable. making connections. working with the network hardware (for instance, routers and switches). like the system administrator, the network administrator will edit configuration files, install software (related to the network), and so forth. Troubleshooting the network may combine physical troubleshooting (e.g., is a cable bad?) and softwa