PABSON LALITPUR 2080 PRESEND UP
PABSON LALITPUR 2080 PRESEND UP
Network and Telecommunication Chapter 1
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DBMS (Ms-Access 2007 or above)
Define data and information? The Unprocessed raw information is known as data. It can be number, letter or symbols representing fact and figure may not have significant meaning by itself. The collection of organized related processed data which has significant meaning is called information. What is database? Give some example. The collection of organized interrelated data/information to any subject or purpose is known as database. Telephone directory, mark ledger, attendance register, dictionary etc. are some example of database. Write some objective of database systems. The objectives of database system are: · To provide huge storage or space for relevant data. · To allows many users to access the database at a time. · To maintain integrity in data. · T...
Computer Network and Telecommunication chapter 1
Network and Telecommunicationchapter-1 1. What is communication? The process of transferring data or information between computers is known as communication. 2. What is telecommunication? The communication transferring of data and information over significant distance is known as telecommunication. 3. What is computer network? List any two advantages and disadvantage of it. Computer network is a group of interconnected computer through transmission media in order to communicate and share resource like hardware, data and software. Advantage a. Sharing of hardware devices such as printer, hard disks, CD/DVD drives etc. b. Easy and fast communication. c. Security and fast reliability. Disadvantage a. Data and information may be stolen by computer hackers if the security of network is not reliable. b. Spreading of computer virus. c. Computer on the network has depended on the server computer for resources. 4. Define bandwidth...
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