The short answer Internal fragmentation is wasted memory inside an allocated block: the allocator hands a process a fixed block bigger than it asked for, so the leftover space sits unused. External fragmentation is wasted memory between blocks: enough total…
In the ever-evolving landscape of technology, the choice between Bluetooth and Wi-Fi is more than a mere decision; it’s a pivotal moment in the digital age. At the crossroads of wireless connectivity, businesses and consumers alike find themselves deciphering the…
The short answer IPv4 uses 32-bit addresses, so it can name about 4.3 billion of them. IPv6 uses 128-bit addresses instead, written in hexadecimal with colons. That bigger space is the reason IPv6 exists, because the global free pool of…
The short answer Logical data independence is the ability to change the conceptual (logical) schema, such as adding an attribute or splitting a table, without changing the external views or the application programs. Physical data independence is the ability to…
The short answer CMM (Capability Maturity Model) is a software-specific framework from the SEI that grades an organisation’s software process across five maturity levels, so it is an improvement model that gives a maturity grade. ISO 9000 is a family…
The short answer A program is a passive, static set of instructions stored on disk as an executable file, so it does nothing on its own. A process is a program in execution, so it is active, holds memory and…
