Pronunciation: [kəmpjˈuːtə mˈɛməɹˌi] (IPA) 
The spelling of the word "computer memory" follows standard English orthography rules. The word "computer" is spelled as it sounds, with the stress falling on the second syllable. The word "memory" is spelled with the letter "e" after the "m" to indicate the vowel sound in the second syllable, which is a schwa /ə/. Therefore, the IPA phonetic transcription of this word would be /kəmˈpjuː.tər/ /ˈmem.ər.i/.
Computer memory refers to the hardware component and the software framework that enables a computer system to store and retrieve data and instructions. It is an essential part of any computing device, serving as a temporary or permanent storage space for digital information required for processing.
Computer memory is categorized into primary and secondary memory. Primary memory, also known as main memory or random-access memory (RAM), is the computer's immediate working space that allows for quick access and retrieval of data. It stores the operating system, application programs, and data currently being processed by the central processing unit (CPU). Primary memory is volatile, meaning that its contents are lost when the computer is turned off.
Secondary memory, on the other hand, provides long-term storage for programs and data that are not actively being used. This includes hard drives, solid-state drives, and other external storage devices. Secondary memory retains its contents even when the computer is powered off, making it non-volatile.
Memory capacity is typically measured in bytes, with larger capacities measured in multiples of kilobytes, megabytes, gigabytes, terabytes, and beyond. The size and type of memory in a computer determine its ability to handle complex tasks and store large amounts of information.
Computer memory plays a crucial role in a computer system's performance, as it impacts the speed of data access and the number of tasks that can be handled simultaneously. Effective and efficient management of computer memory is vital for overall system performance and a smooth user experience.
The word "computer" comes from the Latin term "computare", which means to calculate or to reckon. "Memory" derives from the Latin word "memoria", which refers to the faculty of retaining and recalling knowledge or information. The term "computer memory" can be traced back to the mid-20th century, when electronic devices capable of storing and retrieving data became known as computers. The combination of "computer" and "memory" signifies the system within a computer that stores and retrieves information for processing.
