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define alphabet and stringa finite set of symbols is termed as alphabet an alphabet is frequently signified by sigma yet can be specified any nameb
define terminal symbolsterminal symbols these are literal strings forming the input of a formal grammar and cant be broken down in slighter units
define formal language grammara formal language grammar is a set of formation rules which describe that strings made by the alphabet of a formal
discuss in detail table management techniques an assembler uses the subsequent tablesoptab operation code table consists of mnemonic operation code
is the time required by a sector to reach below readwrite headlatency time is the
nb nb
explain a public key encryption systema public key encryption system permits only the correct receiver to decode the
define file record length file record length must be selected to match the data
which is most general phase structured grammarcontext ndash sensitive is most common phase structured
a grammar for a programming language is a formal description of structure is a formal description for a programming
recognition of basic syntactic constructs through reductions this task is performed byby syntax analysis recognition of fundamental syntactic
virtual memory can be implemented withwith segmentation and paging virtual memory can be
name the language processors areassembler compiler and interpreter are the language
in which page replacement policies baladyrsquos anomaly occursfifo that is first in first
page fault frequency in an operating system is reduced when thewhen locality of reference is appropriate to the process so page fault frequency in an
the memory allocation scheme subject to ldquoexternalrdquo fragmentation issegmentation is the memory allocation scheme subject to ldquoexternalrdquo
to avoid race condition the maximum number of processes that may be simultaneously inside the critical section isthe maximum number of processes is
the total time to prepare a disk drive mechanism for a block of data to be read from is its ans latency plus seek time is the total time to prepare a
what is page stealingans taking page frames other working sets is called page
relocatable programsans relocatable programs can be loaded almost anywhere inside the
resolution of externally defined symbols is performed byans by linker resolution of externally defined symbols is
relocation bits used by relocating loader are specified byans relocation bits utilized by relocating loader are identified by assembler or
where virtual memory is used ans virtual memory is utilized in all main commercial operating
before proceeding with its execution each process must acquire all the resources it needs is called ans hold and wait is requires in each process