บทที่8 เครื่องมือเข้าถึงสารสนเทศBeauso English1. Manual library systems used catalog cards and index cards to provide access to information, while automated systems use OPACs, online databases, CD-ROMs, and the internet.
2. Common manual catalog cards included author, title, subject, and call number cards. Automated systems provide access through OPAC interfaces, bibliographic databases, full-text databases, and web search engines.
3. Modern libraries offer access to information through a variety of digital means like institutional web OPACs, e-books, meta search engines, and online library catalogs and databases available on the internet.
บทที่7 การจัดการทรัพยากรสารสนเทศBeauso EnglishThis document provides instructions on how to convert video files to different formats using Blaze Video Magic software. It includes steps to download and install the software, select the input and output formats and paths, and start the file conversion process. Examples of common file types and their descriptions are also listed.
The document also provides several URLs and online resources for additional information on topics like using FTP clients, Wikipedia pages, video tutorials, and university webpages.
บทที่6 ระบบซอฟแวร์Beauso EnglishThis document discusses different types of computer software including operating systems, application software, and system software. It provides examples of operating systems like DOS, Unix, Windows XP, and describes application software for productivity like Excel. It also outlines some hardware components of a basic computer system and provides examples of uses for software in education settings like computer-assisted instruction, video projectors, and search engines.
บทที่5 ระบบเครือข่าย(network)Beauso English1. The document discusses different types of computer networks including local area networks (LANs), metropolitan area networks (MANs), and wide area networks (WANs). It also mentions the Internet as an international network and intranets.
2. Peer-to-peer and client/server models are described as two approaches for distributed systems. Common components of a computer system are also listed including the CPU, memory, storage, input/output devices, and system/application software.
3. Examples of network applications mentioned include video on demand, search engines, and SchoolNet Thailand which aims to support learning. Wireless technologies like WiFi, Bluetooth, and infrared are also briefly covered.
บทที่4 หลักการแนวคิดในการสื่อสารBeauso English1. Data communication networks allow data transmission between a source and a sink using a transmission channel with encoding and decoding. Noise can interfere during transmission.
2. Common transmission methods include serial and parallel data transmission. Synchronous transmission uses timing gaps while asynchronous transmission uses start and stop bits.
3. Components for data transmission networks include servers, clients, modems, hubs, switches, routers, and gateways. Wired connections include twisted pair, coaxial cable and fiber optics, while wireless uses microwave or satellite.
งาȨำสนอ..3Beauso EnglishEn el proceso de comunicación de datos, la fuente codifica los datos para su transmisión a través de un canal, el cual puede introducir ruido durante la transmisión. Al recibir los datos, el destino los decodifica para reconstruir el mensaje original.
บทที่2 ความก้าวหน้าทางทคโนโลยีสารสȨทศBeauso English1. The document discusses the evolution of information technology from batch processing to online processing and databases. It also mentions artificial intelligence and expert systems.
2. Various applications of information technology are listed including barcodes, video projectors, computer-assisted instruction, multimedia, web-based instruction, e-learning, video on demand, and search engines.
3. The world wide web and its basic components like URLs, HTTP, and websites are briefly explained.
บทที่ 1Beauso English1. The document discusses key concepts in information technology including data, information, knowledge, primary and secondary data, quantitative and qualitative data, personal, environmental and behavioral data, and departmental, enterprise, and interorganizational information systems.
2. It also covers ICT components like hardware, software, data, procedures, people, and roles. Communication types and technologies are defined along with management information systems.
3. Examples of early IT systems and components from IBM are provided.
บทที่ 1 ทคโนโลยีสารสȨทศBeauso English1. The document discusses key concepts in information technology including data, information, knowledge, primary and secondary data, quantitative and qualitative data, personal, environmental and behavioral data, and departmental, enterprise, and interorganizational information systems.
2. It also covers ICT components like hardware, software, data, procedures, people, and roles. Communication types and technologies are defined along with management information systems.
3. Examples of early IT systems and components from IBM are provided.
ทคโนโลยีสารสȨทศสำหรับครูBeauso English1. Local area networks (LANs) allow for communication between devices within a small geographic area like a home or office while wide area networks (WANs) connect LANs across cities, countries, or globally.
2. Online public access catalogs (OPACs) provide searchable access to a library's collections through bibliographic descriptions including author, title, publisher, and call number.
3. Search engines help users find relevant information on the internet through keyword searches, with some employing web crawlers to scan content while others aggregate results from multiple sources.