Analog data transmission
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Analog data transmission

#Analog #data #transmission The principle of analogue transmission How analog transmission of analog data works Analog transmission of digital data and the Modem The principle of analogue transmission THE analog data transmission consists of circulating information on a physical transmission medium in the form of a wave. The data transmission is done through a simple […]

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Windows Process

#Windows #Process What are Windows processes What the task manager does Some processes What are Windows processes With a concern for modularity, Microsoft Windows was structured in services (processes) that work in the background. You can view the list of processes in progress in the task manager by simultaneously pressing CTRL + ALT + DEL […]

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Binary encoding

#Binary #encoding What is binary encoding What does the bit mean What is the weight of the bits Conversions What does Byte mean What are KiloBytes and MegaBytes How Binary Operations Work How to perform binary addition How to do binary multiplication What is binary encoding In the late 1930s, Claude Shannon showed that with […]

modo L1C1
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Spreadsheet – Cells

#Spreadsheet #Cells The cell concept Cell references Absolute reference Relative reference Mixed reference Named reference How to add a comment The cell concept It’s called cell the intersection between a row (horizontal) and a column (vertical) of the worksheet. Thus, the name of the line combined with the name of the column results in the […]

transmissão para uma porta série
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Serial and Parallel Port

#Serial #Parallel #Port What are the input / output ports Serial Port Parallel Port What are the input / output ports At entry / exit door they are material elements of the computer that allow the system to communicate with external elements, that is, that it can exchange data, hence its name as an input […]

logotipo da tecnologia Bluetooth
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WPAN – Personal wireless network

#WPAN #Personal #wireless #network Wireless Personal Area Network THE wireless personal network, also called the wireless home network, refers to wireless networks with a range of approximately a few tens of meters. This type of network is usually used to connect devices (printers, cell phones, home appliances) or a personal assistant (PDA) to a computer […]

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Windows XP file sharing

#Windows #file #sharing What are the advantages of sharing files How to Name Computers How to do a simple file sharing How are shared administrative and hidden resources How to use advanced mode to share files Using Shared Resources How to run a diagnosis What are the advantages of sharing files Share files consists of […]

Directory Information Tree de LDAP
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The LDAP protocol

#LDAP #protocol Introduction to LDAP Introducing LDAP The information tree (DIT) The attributes of the entries How to query the data The LDIF data exchange format Introduction to LDAP THE LDAP (Lightweight Directory Access Protocol – a protocol for accessing light directories) is a standard protocol that allows managing directories, that is, accessing databases of […]

computador portátil
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Laptop, notebook or laptop

#Laptop #notebook #laptop A portable computer (laptop or notebook) today has processing and storage capacities close to desktops, which ensures high-tech multimedia functions (DVD reading, video games, 3D image processing, etc.). If, on the one hand, its price is higher than a fixed computer, on the other, its use is more varied as it can […]

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Cables and connectors in computing

#Cables #connectors #computing Learn how to identify a connector, pin, and input and output connectors used in computing. What is a connector How are the pins in computing What is the characteristic of the input / output connectors What is a connector Computer connectors, called input / output connectors (I / O or, in English, […]

The IP protocol
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The IP protocol

#protocol What is and what the function of the IP protocol What is a datagram How the datagram appears What do the fields in the IP protocol mean Why the IP datagram is fragmented How IP encryption is done What is and what the function of the IP protocol The protocol IP (Internet Protocol and, […]