Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Define Alphabet and String?
A finite set of symbols is termed as alphabet. An alphabet is frequently signified by sigma, yet can be specified any name.
B = {0, 1} here B is an alphabet of two symbols, 0 and 1.
C = {a, b, c} here C is an alphabet of three symbols, a, b and c.
Occasionally space and comma are in an alphabet while other times such are Meta symbols utilized for descriptions. Over an alphabet a language is defined. For illustration binary language is defined over alphabet B.
A finite sequence of symbols from an alphabet is termed as string or word.
From the alphabet strings B above strings are 01110 and 111. aaabccc and b both are strings from the alphabet C above.
A null string is a string without symbols, generally denoted through epsilon has zero length.
Q. Example to show directory in doc? Like a file name, the directory name may also have up to eight alpha-numeric characters. The directory name can also have an extension
Explain difference between Scanning and parsing. Scanning and parsing: Scanning process is the process of recognizing the lexical components in a source string whereas parsin
What is reentrant tasks and functions Tasks and functions without optional keyword automatic are static , with all declared items being statically allocated. These items will b
Explain the differences of casex and casez over the case statement? casex operator has to be used when both high impedance value (z) and unknown (x) in any bit has to be t
Write the HTML code to accomplish the web page to insert an image onto a page using good.gif as image and having "welcome" as the ALT text. The HTML code to accomplish the web
Q. Salient features of direct addressing mode? A number of salient points about this technique are: This scheme offers a limited address space since if address field has
Explain the Paging Unit Paging mechanism functions with 4K - byte memory pages or with a new extension available to Pentium with 4M byte-memory pages. In Pentium, with new 4M-b
The syntax of the assembler directive EQU is ? Ans. The syntax of the assembler directive EQU is as given below: EQU
Asymptotic Notations These notations are used for evaluating functions. Assume we have two functions f(n) and g(n) defined on real numbers, Theta Notation Big Notation
Define UFD and MFD. In the two-level directory structure, every user has own user file directory (UFD). Every UFD has a same structure, but lists only the files of a single u
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!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd