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An operating system can be viewed as a software that manages hardware and software
resources of a computer system.
Increased resource utilization leads to increase in system throughput.
The absolute pathname of a file in UNIX is with respect to the
Root directory on the system
An option argument in a UNIX command modifies the behavior of the option
Dennis Ritchie Ken Thomson C 1969 DEC PDP-7 — What comes to mind?
The predominant mode of interaction with UNIX is text-based.
Machine cycle has three states: fetch decode execute.
The UNIX swap-in decision is based on secondary storage residency time—the longer a process resides on disk the lower its priority.
An editor buffer and a file on disk are exactly the same thing.
The pico editor is distributed free with the pine e-mail system.
Operating systems that allow users to interact with their executing programs are known as
Which keystroke Command Mode command in vi allows you to enter Last Line Mode?
UNIX is a graphics-driven operating system.
UNIX/Linux routines that communicate directly with the hardware are spread throughout the
UNIX does not support password-based protection.
Which character in vi allows you to go from Insert Mode to Command Mode?
The cd .. command makes the following as your new current directory
Parent of your current directory
A space character is optional between the option and the option argument
UNIX is a direct descendent of MULTICS and direct ancestor of LINUX.
System bus consists of three buses: control bus data bus and register bus.
UNIX was written in
Unix 5 commands