FUNCTIONS OF COMPUTER •Information or data which is entered into a computer is called input, and it sends data and instructions to the Central processing Unit (CPU). •The sequence of actions taken on data to convert it into meaningful information to the user is called processing, i.e., calculation, comparisons or any decisions. •Then processed […]
Some Important points on Computer Memory or Storage Unit
•A computer system’s memory or storage unit maintains instructions, data, and intermediate outcomes. •It acts as a database that other computer components may access and save data in as needed. •This device has numerous names because of its numerous functions, including internal storage unit, main memory, primary storage, or Random-access Memory (RAM). •The memory unit’s […]
Classification of Memory
The primary memory is further divided into two parts: Random Access Memory (RAM) SRAM and DRAM Characteristics of DRAM SRAM: SRMA (Static Random-Access Memory) is a type of RAM used to store static data in the memory. Characteristics of Static Ram 1. It does not require to refresh. 2. It is […]
How the hardware is used by the software?
Memory Organization
•The memory unit consists of binary cells and two registers named MAR (Memory Address Register) & MDR (Memory Data Register). •The MAR holds the address of the word [each memory location stores 32 bits (8 hexadecimal digits) which we call a word] in the memory to be accessed. •The data read from the memory or […]