What is computer ? Characteristics and Limitations of Computer What is a computer ? The word “computer” comes from the word “compute” which means to calculate. So a computer is normally considered to be a calculating device that performs arithmetic operations at enormous speed. More accurately, a computer may be defined as a device that
Different Types of Computer :Based on Size,Purpose and Working Principal
Different Types of Computer: Based on Working Principal, Purpose and Size Computer can be classified in many ways. The common way is to classify the computer according to working principle, purpose and size. There are different types of computer. 1. Types of Computer- Based on working Principal Analog computer Digital computer Hybrid computer 2. Types of
List of Computer File Extensions and their Meaning
List of Computer File Extensions and their Meaning File extensions indicate the file format or file type. It is start dot (.) symbol and filename. File extensions consist of three or four characters, although in rare cases it could be two .Which are typically letters or digits. Such as .txt, .mp3, .pptx etc. This file extension
Microsoft Word Shortcut Keys and Their Functions
Microsoft Word Shortcut Keys and Their Functions All comparative exams such as as IBPS , SBI, SSC, RRB etc asked two or three questions of MS Word shortcut keys. MS Word shortcut keys very important from the examination point of view. Here list of Microsoft Word shortcut keys and their functions– File Document Keys S.N.
Block Diagram of Computer and its Various Components
Block Diagram of Computer and its Various Components Computer – The word “computer “comes from the word “compute “which means to calculate. So a computer is normally considered to be a calculating device that performs arithmetic operations at enormous speed. A computer is an electronic device which is used to perform operation