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Components of Network,Network, personal computer
Network: - A network is an interconnected collection of autonomous computers. Two computers defined as interconnected if they are capable to interchange information. The autonomous computer means that no computer on the network can start, stop or control another computer. The jobs are allotted in the network without users' intervention. Components of Network: - A basic network is made up of the following hardware. ₀ Server • Workstations / Nodes • Interface Cards • Cabling system • Shared resources and peripherals Server:- The server runs the network operating system and offers network services to workstations. These services include the file storage, user management, security, common network commands, system manager commands and much more. Nodes: - When a computer is attached to a network, it becomes a node on the network. It is sometimes referred as workstation. A node can be DOS-based PC or Windows 95/ 2000-based PC. Interface Card:- ...
My Document,Virus Scanners
My Document:- My Document is a folder present in the desktop. Any new file is by default saves in “My Document”. This folder can not be deleted from the computer. Recycle Bin:- IF we delete any file or folder from any location in disk, it just disappears from that location and stored in a folder present in the desktop known as Recycle Bin. Thus, Recycle Bin stores all the deleted matter and act as garbage collector. To remove a file or folder permanently, we have to delete it from Recycle Bin. So, if a file is deleted accidentally, we can recover it from Recycle Bin. System and Hardware Profile:- Generally the profile for the hardware specifications of a personal computer are configured on motherboard, processor, RAM, Hard Disk Drive, Floppy Disk Drive, CD-ROM Drive, Keyboard, Mouse, VDU, other peripherals. To view the hardware profile of the computer system, we have to use Control Panel. In the Control panel window we have open System Icon. Th...
Computer Software,Internet and Intranet
Computer Software Set of Computer programs ,procedures, and associated documents ( flowcharts, manuals, etc) describing the programs and how they are to be used. Types of Software • System Software • Application Software System Software : Set of one or more programs that control operation and extends the processing capability of a computer system. It performs the following functions : 1. Supports development of other application software. 2. Supports execution of other application software. 3. Monitors effective use of various hardware resources such as CPU, memory, peripherals, etc. 4. Communicates with and controls operation of peripheral devices such as printer, disk, tape, etc. Types of System software Operating systems : Acts as an interface between user and the hardware. Eg. Windows, Ubuntu etc. Programming language translators : Transform the instructions prepared by programmers in programming language to a form that can be interpreted and executed by the computer system i...
sapindaceae
9. SAPINDACEAE Distribution:The family with its 92 genera and 900 species is widely distributed in tropical regions of the world. In India, it is fairly represented by 24 genera and 72 species common examples like Litchi sinensis, Aesculus indica, Sapindus muskorossi and species of Acer, mainly found in western Himalayas. Litchi and Sapindusare grown in most part of the country. Salient feature: Plants are trees or herbs rarely Woody Vines (Cardiospermum) climbs by tendrils or modified in inflorescence axes; stem has resin passages with plenty of gum. Description:Stem shows of extra stelar vascular bundles (anamalous condition); leaves are pinnately compound, exstipulate; flower complete and hypogynous; calyx and corolla are free; extra stamina disc is found in form of a gland; placentation is axile. Leaves: Leaves are alternate or rarely opposite (Acer) usually pinnately compound, rarely ternate and very simple (Cardiospermum), palmately lobed (Acer) or digitate (Aescules). Exsti...






































































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