UNIT 2A 0PERATING SYSTEM WITH
100% VERIFIED QUESTIONS AND
ANSWERS
hardware - ANSWER✔✔✨---- physical
- does the work
- examples?
software - ANSWER✔✔✨---- lines of code which provide instructions to hardware
- easily modified/edited/corrupted
- system software (for the computer)
- application software (for the users)
operating system - ANSWER✔✔✨---- example of system software
- platform for applications to run
- instructions and drivers for hardware
user interface - ANSWER✔✔✨---- GUI (desktop, window manager, icons, task bar, etc.)
- command prompt (CMD, PowerShell, Terminal, etc.)
security - ANSWER✔✔✨---- password protection
- file encryption
- limited privileges
file system - ANSWER✔✔✨---- organizes data into files, folders, directories, etc.
- segregates user files from system files
- search function and command set (copy, past, delete, etc.)
, - GUI
networking - ANSWER✔✔✨---- provides network connectivity
- incorporates standard network protocols (Ethernet, TCP/IP, etc.)
- GUI for user management
Update - ANSWER✔✔✨---- a mechanism to keep itself updated and patched
- GUI for update management
- automated process or user controlled
kernel - ANSWER✔✔✨---- the core of the OS
- loads first when OS starts
- primary responsibility is resource management
> CPU control and access
> allocates RAM
> I/O device communication
program execution - ANSWER✔✔✨---- compatible environment for applications
- connects applications to hardware
- bridge between applications and users
OS vs BIOS - ANSWER✔✔✨---- OS is system software
- BIOS is firmware
> is BIOS an OS?
> stored on ROM
> programs are small and seldom updated
> basic hardware support for computer during pre-boot
> CMOS user menu for BIOS setting
100% VERIFIED QUESTIONS AND
ANSWERS
hardware - ANSWER✔✔✨---- physical
- does the work
- examples?
software - ANSWER✔✔✨---- lines of code which provide instructions to hardware
- easily modified/edited/corrupted
- system software (for the computer)
- application software (for the users)
operating system - ANSWER✔✔✨---- example of system software
- platform for applications to run
- instructions and drivers for hardware
user interface - ANSWER✔✔✨---- GUI (desktop, window manager, icons, task bar, etc.)
- command prompt (CMD, PowerShell, Terminal, etc.)
security - ANSWER✔✔✨---- password protection
- file encryption
- limited privileges
file system - ANSWER✔✔✨---- organizes data into files, folders, directories, etc.
- segregates user files from system files
- search function and command set (copy, past, delete, etc.)
, - GUI
networking - ANSWER✔✔✨---- provides network connectivity
- incorporates standard network protocols (Ethernet, TCP/IP, etc.)
- GUI for user management
Update - ANSWER✔✔✨---- a mechanism to keep itself updated and patched
- GUI for update management
- automated process or user controlled
kernel - ANSWER✔✔✨---- the core of the OS
- loads first when OS starts
- primary responsibility is resource management
> CPU control and access
> allocates RAM
> I/O device communication
program execution - ANSWER✔✔✨---- compatible environment for applications
- connects applications to hardware
- bridge between applications and users
OS vs BIOS - ANSWER✔✔✨---- OS is system software
- BIOS is firmware
> is BIOS an OS?
> stored on ROM
> programs are small and seldom updated
> basic hardware support for computer during pre-boot
> CMOS user menu for BIOS setting
