Cursuri

Curs Marketing. INTRODUCERE IN MARKETING

INTRODUCERE IN MARKETINGI. MARKETINGUL INTR-O LUME IN SCHIMBARE:CREAREA VALORII SI SATISFACTIEI CLIENTULUII.1. Conceptul de marketing-Marketingul,- este activitate comerciala, se ocupa de clienti - reprezinta satisfacerea clientului contra unui profit-Scopul dublu al marketingului este - de a

Curs Informatica. BAZELE INFORMATICII

Scurt istoric al dezvoltarii sistemelor de calcul -primul calculator este cel mecanic sub numele de ABAC -in 1920 prima masin electromecanic de calcul, care utiliza cartelele perforate -apare dup 1946 apare primul calculator electronic -dezvoltarea calculatoarelor electronice se imparte in mai

Curs PC si internet 15.4 Application Layer Examples

15.4 Application Layer Examples 15.4.1 Telnet Instructor Note One purpose of telnet is described. Another purpose, common as a second semester troubleshooting tool, is to telnet into various routers. As a simple activity, you may want to have the students telnet into another computer via your LAN.

Curs PC si internet cap 15.3 Network Applications

15.3 Network Applications 15.3.1 Internet applications Instructor Note The purpose of this target indicator is to make a subtle distinction between computer applications particularly Internet applications -- and OSI application layer protocols. Computer applications -- Eudora for email, Netscape

Curs PC si internet cap 15.2 Domain Name System

15.2 Domain Name System 15.2.1 Problems with using IP addresses Instructor Note The process of packet transfer depends on IP addresses. This target indicator emphasizes the user-unfriendliness of IP address (which will only get worse when IP addresses are extended, as in IP v. 6). This is why DNS

Curs PC si internet cap 15.1 Basics of the Application Layer

Overview Now that you have seen what happens to data packets as they travel through the presentation layer, its time to look at the last layer in which data packets travel through before reaching its final destination. The last layer or Layer 7 of the OSI model is referred to the application layer.

Curs PC si internet cap 14 The Presentation Layer

Overview Now that you have learned about Layer 5 of the OSI model, it is time to look at Layer 6, the presentation layer. This layer is typically a pass-through protocol for information from adjacent layers and allows communication between applications on diverse computer systems in a manner that's

Curs PC si internet cap 13 The Session Layer

Overview After data packets provided by the four lower layers travel through the transport layer, they are turned into sessions by the layer 5 protocol or OSI session layer. This is done by implementing various control mechanisms. In this chapter, you will learn about these mechanisms including