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a real time system is a computer system that updates the information at the similar rate it receives itreal time system is of two types- a hard
dos is not a rtos real time operating system though ms dos can be used with certain apis to attain the rtos functionality for example the rt kernel
a shell is a program that presents an interface to several operating system functions and services the shell is so called because it is an outer
binary search search a sorted array by repeatedly in-between the search interval in half start with an interval covering the entire array if the
explain what is the difference among embedded systems and the system in which rtos is runningans embedded system can have rtos and cannot have also
const and volatile keywords should not be used together due to both are opposite in naturea variable is declared as const means its value is not able
describe what happens when recursion functions are declared inlineans inline functions property says whenever it will call it will copy the whole
computer have many type of memory like primary memory auxiliary memory cache memory buffer memory virtual memory the work of all memory
there are situations called hazards that stop the next instruction in the instruction stream from implementing during its designated clock cycle
subroutine are the part of implementing processes like any process can call a subroutine for achieve task whereas the interrupt subroutine never be
virtual memory is a way of extending a computers memory by using a disk file to replicate addl memory space the os remain track of these addl memory
cache coherence refers to the integrity of data stored in local caches of a shared resource cache coherence is a special case of memory coherence
dns cache snooping is not a term the author just made up it is called and discussed by some notabledns execution developers and a few interested dns
a interrupt that can be turned off by the programmer is called as maskable
bios - basic input output systempower on self test post and loading bootloader from the hard disk drive boot sector is being completed by biosit
full form of is dhcp dynamic host control protocolit is mainly used to bound mac addresses of system especially for wireless system
first we must go to bios and should check boot sequencelocal add statusor we should check ram amp check hdd cable check cd writer for cd or
a physical drive is drive the in which you can physically see in the computer system itself that is the gadget itselflogical drive is placed inside
motherboard is called as motherboard because in the world all borned creature is directly attached to her mother amp after it all the relations makes
the efi community has formed an open source shell environment rather than booting directly into a full os on some executions the user can boot to the
an efi boot manager is also used to select and load the operating system removing the require for a dedicated boot loader
the extensible firmware interface efi is a specification that defines a software interface among an operating system and platform firmware efi is
cih also known as chernobyl or spacefiller is a microsoft windows computer virus which first emerged in 1998 it is one of the most damaging
interleaved memory is a method for compensating the relatively slow speed of dram the cpu can access alternative sections instantly without waiting