Computer-Systems

Here you will learn how to basic html codes, unix commands , shell scripting, powershell scripting.

Lectures

The lecture focuses on the following ideas:

• Get to know the bases of the computer architecture.
• Be able to make a difference between the most important computer systems (microcontrollers, system with several processors, systems with several cores, data, programs, implementation)
• Know the base building elements of a computer (motherboard, processor (Cisc,Risc), memory, input/output periferies)
• Know the different logical and physical levels of computer building elements (CPU memory, I/O – motherboard, processor, memory, videocard /
• Have a clear understanding of the working mechanism of the base building computer elements (instruction, operating, memory handling, cache memory, cache, interrupt, DMA)
• Get to know the main commands and possibilities of the operating systems
• Be aware of the idea of computer programs and the tools to create one.
• Know the idea of the file systems, it's structure, role, some base types!
• Be able to make a difference between the tasks of a user and a system administrator, to know the main elements of them.
• Know the fundamentals of connecting a computer to a network(local network-LAN, switch, router, etc.)
• Be able to write base script programs on Linux and on Windows platforms.
• Understand that script programs are the best friend for users and administrators as well!

Practice

Practices are dealing with:

• Know the base elements of computers, for example changing a desktop processor!
• Know and use the base commands of UNIX and Windows systems and their possibilities.
• Be able to use the command line and the graphical interface of an operating system
• Use the editor adequate for the purpose (vi, joe, pico, notepad, )
• Know the base file handling commands (ls, cat, tail, head,cd, cp, mv , chmod, mc, meta-characters,etc.)
• Use the possibilities of process handling (ps, kill, fg, bg, nohup, trap, sleep, etc.)
• Know the base filter commands ( wc, cut, grep, sed, awk, etc.), useful commands (tar, zip, unzip, find, etc.)
• Know the base possibilities of a computer connected to the network (browser, mail, telnet, ssh, scp, putty, winscp, ping, traceroute etc.)
• Be able to write command files under Linux and Windows operating systems (variable, parameter, branch, cycle), to use regular expressions
• Know the bases of Powershell, the structure and usage of PS commands
• Be able to write base PowerShell scripts (variable, parameter, branch, cycle, function)