Embedded Systems Articles-4

Overview of Linux Process:
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A Process is one of the most important fundamental concepts of the Linux operating system. This article focuses on the basics of Linux processes.
Process
A process is an instance of a program running in Linux. This is the basic definition that you might have heard before. Though its simple enough to understand bu

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Data Structures and it's types in C:
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It is a logical way of storing data and it is also define mechanism of retrieving data. To construct an abstract software model of a collection, we start by building the formal specification. The first component of this is the name of a data type this is the type of objects that belong to the collection class. In C, we

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Protocols used every day for Internet Browsing:
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Communication on the Internet network is governed by various protocols. These protocols, or rules, spell out how the participants in various network processes should behave. Application protocol is one such protocol.
Application Protocol
Application protocols govern various processes, such as the process for download

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Predefined and User defined Functions:
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Function is a block of codes which do a specific task. When we have a large line of code, developed for a real time application we divide the program in to small blocks called functions. Every program has minimum 1 function which is our main() function. Every code starts executing from the main() function .
Function

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Connectionless-mode Network Protocol (CLNP):
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Is an OSI protocol deployment. CLNS is the service provided by the Connectionless-mode Network Protocol (CLNP). CLNP is widely used in many telecommunications networks around the world because IS-IS (an OSI routing protocol) is mandated by the ITU-T as the protocol for management of Synchronous Digital Hierarchy (SDH)

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Function call in C from Main:
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All C functions can be called either with arguments or without arguments in a C program. These functions may or may not return values to the calling function. Now, we will see the types of calling.
1. C function with arguments (parameters) and with return value
2. C function with arguments (parameters) and without r

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What is file transfer protocol FTP:
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The file transfer protocol (FTP) is a standard network protocol used to transfer computer files from one host to another host over a TCP-based network, such as the internet
1. FTP is built on a client-server architecture and uses separate control and data connections between the clien

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What is a Pointer in C:
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C Pointer is a variable that stores/points the address of another variable.C Pointer is used to allocate memory dynamically i.e. at run time. The pointer variable might be belonging to any of the data type such as int, float, char, double, short etc.
Syntax : data_type *variableName;
Example : int *p;

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Command to See Processes and Threads in Linux:
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How do I see all running process in Linux operating systems using command line or GUI options?
You need to use the ps command. It provide information about the currently running processes, including their process identification numbers (PIDs). Both Linux and UNIX support the ps command to display information about a



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