What is main memory and word?
Main memory refers to physical memory that is internal to the computer.
The word main is used to distinguish it from external mass storage devices such as disk drives.
Other terms used to mean main memory include RAM and primary storage.
The computer can manipulate only data that is in main memory..
What device controls the main memory?
A memory controller is sometimes also called a memory chip controller (MCC) or a memory controller unit (MCU). A common form of memory controller is the memory management unit (MMU) which in many operating systems, such as Unix, implements virtual addressing.
Is hard disk a main memory?
RAM stands for Random Access Memory. HDD stands for Hard Disk Drive. RAM is also called Primary Memory or Main Memory. HDD is also called Secondary Memory.
What is main memory example?
An example of the main memory is where programs and data are kept. Main memory is the primary, internal workspace in the computer, commonly known as RAM (random access memory). … In contrast, disk or solid state storage capacities in a computer are typically 128GB or 256GB and higher.
Which is main memory RAM or ROM?
Computer memory is of two basic type – Primary memory(RAM and ROM) and Secondary memory(hard drive,CD,etc.). Random Access Memory (RAM) is primary-volatile memory and Read Only Memory (ROM) is primary-non-volatile memory. It is also called as read write memory or the main memory or the primary memory.