BLOCK DIAGRAM OF COMPUTER SYSTEM   Unit-2    INPUT - OUTPUT DEVICES Input-output (I/O) devices are the primary means by whi...

Steps in planning Determination of the objectives The first step in planning is to identify certain objectives. The object...

Introduction to Database DATA Data is a collection of facts – unorganized, but able to be organized into useful information. D...

Computer Storage  Unit-3 Concept of Memory The CPU needs data and instructions to operate the computer. These things must be store...

Introduction to Computer  Unit-1          A computer is an electronic machine, operating under the control of instructions ...