Answer:
Memory-mapped I/O and port-mapped I/O are two complementary methods of performing input/output between the central processing unit and peripheral devices in a computer. An alternative approach is using dedicated I/O processors, commonly known as channels on mainframe computers, which execute their own instructions.
Loop is a control structure that causes a statement or group of statements to repeat.Before entering a loop, the first input, or the accumulator where the total will be kept is retrieved to an initial value, usually zero.
Software-defined infrastructure (SDI) is the definition of technical computing infrastructure entirely under the control of software with no operator or human intervention. It operates independent of any hardware-specific dependencies and are programmatically extensible.
Records, data and tables are terns used in database software.Rows are typically presented by numbers and contain data for individual records. Records are used in database software to organize data. They are stored in tables.
