Explain parsing, Operating System

Assignment Help:

What is parsing

Parsing is the procedure of analyzing a text, made of a sequence of tokens, to define its grammatical structure regarding to a given formal grammar. Parsing is as well known as syntactic analysis and parser is employed for analyzing a text. The task of the parser is necessarily to determine if and how the input can be derived from the start symbol of the grammar. The input is a valid input along with respect to a given formal grammar whether it can be derived from the start symbol of the grammar.


Related Discussions:- Explain parsing

Semaphore, mention the three problems that mat be caused by wrong initializ...

mention the three problems that mat be caused by wrong initialization and placement of wait() and signal()operations in the use of semaphore

Control the access of the three global variables, Give a brief introduction...

Give a brief introduction about the operation of your program and show that you understand the idea behind threads and mutual exclusion variable. Why do we need to use mutual exclu

System call, how the system call is work?

how the system call is work?

Define criterion for classification of data structures, Define what can be ...

Define what can be used as a criterion for classification of data structures utilized in language processing              Answer: nature of a data structure, lifetime of a dat

What is an i/o subsystem?, What is an I/O subsystem? The control of dev...

What is an I/O subsystem? The control of devices connected to the computer is a main issue while designing operating systems. Since I/O devices differ widely in their function

Implementation of lru, 1. On every access, mark the page with a timestamp. ...

1. On every access, mark the page with a timestamp. Whenever we need to evict a page, we search through memory for the oldest page, the least-recently used page. But we need memory

What is process migration, Question: (a) Describe blocking and non-bloc...

Question: (a) Describe blocking and non-blocking types of inter-process communication. What is easier to implement and why? Discuss their relative advantages and disadvantage

Explain lru page replacement, LRU page replacement In slightest recentl...

LRU page replacement In slightest recently used page replacement algorithm we will replace that page that hasn't been used for the longest period of time. This is similar as an

Crank-nicolson timestepping schemes, For the heat conduction problem, inves...

For the heat conduction problem, investigate the effects on the numerical solution of the following aspects: 1. non-uniform meshes with re?nement at both ends versus a uniform m

Define disadvantages of top down parsing of backtracking, Define Disadvanta...

Define Disadvantages of Top Down parsing of Backtracking The disadvantages of top down parsing of backtracking: (i)  Semantic actions cannot be carried out while making a pr

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd