system command

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system command

The user enters a system command to copy a file.

Definition
  1. Noun:
    • A direct instruction given by a user to a computer's operating system: A "system command" is a specific instruction, typically entered via a command-line interface, that requests an immediate action from the computer's core executive or supervisory program. It is a directive from the user, not a pre-written line of code within an application program.
Usage
  • A "system command" is used to directly control or query the operating system's functions, such as managing files, processes, or system settings.
  • It is executed in a command-line environment (e.g., Terminal, Command Prompt).
  • This term distinguishes user-entered instructions from the internal commands executed by application software.
Examples
  • Noun:
    • The administrator entered a system command to restart the network service.
    • Using the correct system command, you can list all files in a directory.
    • Forgetting a parameter in a system command can sometimes lead to an error.
Advanced Usage
  • "to issue/execute a system command": The act of typing and running the command.
    • You need administrator privileges to execute that particular system command.
  • "command-line interface (CLI)": The primary environment where system commands are used.
    • Advanced users often prefer the efficiency of a command-line interface for entering system commands.
Variants and Related Words
  • Command (n): A broader term for any instruction given to a computer. A "system command" is a specific type of command.
    • The program responds to voice commands.
  • Command prompt (n): The symbol or line on a screen indicating where a system command can be entered.
    • Type your command at the prompt and press Enter.
  • Shell (n): A user interface that provides access to system commands and services.
    • The Bash shell is popular for running system commands on Linux.
Synonyms
  • CLI command: An instruction used in a Command-Line Interface.
  • OS command: An operating system instruction.
  • Terminal command: An instruction entered in a terminal emulator program.
Related Phrases
  • Run a command: To execute or carry out a command.
    • You can run the command from this directory.
  • Command syntax: The required structure and rules for formatting a command.
    • The command syntax for copying files is cp source destination.
system command

The user enters a system command to copy a file.

Noun
  1. a computer user's instruction (not part of a program) that calls for action by the computer's executive program