Printer is an output device that prints text or images on paper or other media (like transparencies). By printing you create what is known as a ‘hard copy’. There are different kinds of printers, which vary in their speed and Print quality. The two main types of printers are: 🔹️impact […]
🌟Software refers to a program that makes the computer to do something meaningful. It is the planned, step-by-step instructions required to turn data into information. Software can be classified into two categories : 🔹️System Software 🔹️Application Software 🌟System Software consists of general programs written for a computer. These programs provide […]
🔹️A computer is a machine that can be programmed to accept data (input), and process it into useful information (output). 🔹️It also stores data for later reuse (storage). The processing is performed by the hardware. 🔹️The computer hardware responsible for computing are mainly classified as follows: 🌟Input device 🌟CPU 🌟Main […]
🌟A large numver of computers are interconnected by copper wire, fiber optic cable, microwave and infrared or though satellite. 🌟A system consisting of connected nodes made to share data, hardware and software is called a Computer Network. Application of Network: The following are the areas where computer networks are employed. […]
An input device is used to feed data into a computer. For example, a keyboard is an input device. It is also defined as a device that prob communication between the user and the computer. Input devices are capable of converting data into a form which can be recognized by […]
When two computers are in communication,data transmission may occur in one of the three modes 🔸️one way onlya) Simplex mode 🔸️Both ways but one way at a timeb) Half- duplex mode 🔸️Both ways simultaneouslyc) Full-duplex mode 🌟Simplex mode🌟: In Simplex mode,data can be transmitted in one direction as shown in […]
Memory units are the storage areas in a computer. The team “Memory” usually refers to the main Memory of the computer, whereas, the word “storage” is used for the Memory that exits on disks, CDs, floppies or taps. The main Memory is usually called a physical Memory which refers to […]
🔸️The network topology is the structure or layout of the communication channels that connects the various computers on the network. Each computer in the network is called a node. 🔸️There are a number of factors that determine the topology suitable for a given situation. Some of the important consideration is […]
Process management undertakes the allocation of processor to one program.The operating system controls the job submitted to the system (CPU).Several algorithms are used to allocate the job to the processor.Algorithm is a step-by-step method to solve a given problem. 🌟 FIFO. 🌟 SJF. 🌟Round Robin. 🌟Based on priority. FIFO (First […]
🐅🐯INTRODUC TION🐯🐅: 🌟Tiger in tunnel is short story written by Ruskin Bond. 🌟He was born on May 19,1934. 🌟His important works are The Room on the Roof and The Night Train at Deoli. 🌟He received Sahitya Academic award and padma Shri award for contributions to children’s literature. 🌟In this story […]
🚉INTRODUCTION🚉: 🔹️Karma is a story written by Indian writer Khushwant Singh. 🔹️He was born in 2 February 1915. He is renowned Indian Journalist, Novelist,Lawyer and Politician. 🔹️His notable works are History of Sikhs,Train to Pakistan. 🔹️He died in 20 March 2014. 🚉Journey Of Mohan Lal and Lachmi in a train🚉: […]
🌟John Milton was the most renowned English poet of the 17th century. He was a polemicist, man of letters and civil servant for the commonwealth of England. He is best known for his epic poem Paradise Lost. Milton’s poetry and prose reflect deep personal convictions, a passion for freedom and […]
🔹️Sir Walter Scott was a Scottish historical novelist, playwright and poet. Many of his works remain classics of both English language ligand of Scottish literature. Scott wrote novels and biographies of famous men and contributed to Romanticism and the historical novel. He was Knighted by King George lV In 1820 […]
🔹️Introduction:🔹️ 🌟Sarojini Naidu was born in 1879. 🌟She was the eldest of eight children in the family. She had her school education in Madras. 🌟She passes her matriculation examination in first class. 🌟Because of her father,Her father was Chattopadhya and her mother was Varada Sundari. They came from Eaqst Bengal […]
Classified of thr electronic computers may be based on either their principles of operation or their configuration. By configuration, we mean the size, speed of doing computation and storage capacity of a computer. Based on the principles of operation, computers are classified into three types,🔅Analog computers🔅Digital computers🔅Hybrid computers. 🌟Analog Computer […]
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