synthesis of subjectsthe things that I have learned from the introduction of information technology subjects.the history of a love machine, uses, the development stage of your affection to this day.the concept of information and data -The information is all what brings outto know about the world around them (things, weimagine....) and about people.-data: is the form of the information in the itemstore and handle certain-counting system and the related system count operator counts:The counting system is a collection of signs and rulesprinciple to performers and determine the value of the number.-Each count has a finite number of characters. The total number of signedof each counting system is called base (baseor radix), denoted by boperations related to the system count as multiplication, Division, transfer the body countinformation storage and display information in computers: including text files and binary text files stooloperating system:is the part located between the hardware and the application programoperating system includes the kite system batch processing, spooling, multiprograming, time-sharing, parellel os. real time os, distributed os, embedded osnow there are a lot of high level operating system is the most widely used is microsoft's kite system-computer network:The computer network is a collection ofthe computer information processing equipment or beconnect with each other through the mediatransmission.computer network types are classified by function:+ peer to peer+ client/serversort by date range:+ LAN (local area network)+ MAN (Metropolitan area network)+ WAN (wide area nerwork)Application of the internet: the word wide web, email, file sharing, instant messaging, gaming, remote control, etcvirus: a computer Virus is a program componentsoftware can copy itself from infectious object to object other to sabotage the system.+ the harmful effects:• Decrease the performance of your computer.• Falsify the operation of air computer.• Steal, change, destroy the data in the the computer.• Stolen account information on the network.-text and text: xoạn+ structure and xoạn rules: rules writing down the line, the capitalization rules, rules, rules headline space.+ to xoạn writing on the computer will need to have the xoạn software and the corresponding code tables, The common encoding is Unicode, TCVN3, VNI, andVIQR.+ has the form of xoạn text • Drafted based on the syntax of a compiler:LaTeX (for example using WinEdt for compiling and usingMiKTeX to compile)• Drafted based on the software application helpapproach the "what you see is what you get" (WYSWYG) runon the computer or on the web: MS-Office, OpenOffice, Google Docs, iWork (MAC)• Drafted based on specialized software for a fewthe text file type: Adobe Acrobat Professional for PDF files-presentations and support tools:the step presentations such as:• Identify the target presentation• Prepare the content• Learn the listeners• Training• The Organizationneed to focus on time and how to convey the information, using body language, the images.-compliance with the Convention presentations-processing of spreadsheets: spreadsheets and information technology is a computer program simulationa spreadsheet on paper.+ Microsoft Excel is one of the spreadsheets are widely used now• Spreadsheets are expressed in the form of a grid including the columns and the intersecting lines forming cells (cell). In each of the the file can include multiple tables are shown below the spreadsheet page (sheet).]-structure of the spreadsheet are: • the spreadsheet includes many components and can be divided into into the following groups:-Archive and data-Expressions, the function treats-Database-Chart-Working in partnership-There is also the operations to perform the function on.-has the function to calculate on the spreadsheet:+ Basic function groups: functional Groups on the number of functional Groups, on time, the function of Statistics Group, Group function on the string, the function of the control function, group logic.
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