systems, process and thread identifiers are all multiples of 4, but it is not part of the specification. User identifier (UID) Group identifier (GID) Handle...

identity, identification (the process of identifying), or an identifier (that is, an instance of identification). An identifier may be a word, number, letter...

operating systems identify a user by a value called a user identifier, often abbreviated to user ID or UID. The UID, along with the group identifier (GID) and...

Universally Unique Identifier (UUID) is a 128-bit label used for information in computer systems. The term Globally Unique Identifier (GUID) is also used...

A unique identifier (UID) is an identifier that is guaranteed to be unique among all identifiers used for those objects and for a specific purpose. The...

the 2010 Westmere microarchitecture Intel 64 processors also support 12-bit process-context identifiers (PCIDs), which allow retaining TLB entries for...

persistent identifier (PI or PID) is a long-lasting reference to a document, file, web page, or other object. The term "persistent identifier" is usually...

services (processes) as well as those that were stopped. They can display information about the services, including their process identifier and group...

groups are identified by a positive integer, the process group ID, which is the process identifier of the process that is (or was) the process group leader...

Service also refer to numeric GIDs. The group identifier is a necessary component of Unix file systems and processes. In Unix systems, every user must be a member...