CO OZNACZA SŁOWO CHECK DIGIT
Cyfra kontrolna
Cyfra kontrolna to forma sprawdzania nadmiaru wykorzystywanego do wykrywania błędów na numerach identyfikacyjnych, które zostały wprowadzone ręcznie. Jest to analogiczne do binarnego bitu parzystości wykorzystywanego do sprawdzania błędów w danych generowanych przez komputer. Składa się z pojedynczej cyfry obliczonej przez algorytm z innych cyfr w wejściu sekwencji. Za pomocą cyfry kontrolnej można wykryć proste błędy na wejściu szeregu znaków, takich jak pojedyncza pomyłka lub kilka permutacji dwóch kolejnych cyfr.
Definicja słowa check digit w słowniku
Definicja cyfry kontrolnej w słowniku jest cyfrą pochodzącą i dołączoną do ciągu cyfr danych, używaną do wykrywania uszkodzenia ciągu danych podczas transmisji lub transkrypcji.
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1
Identification Numbers and
Check Digit Schemes
(a) High-Tech, a computer software company, has decided to use the check digit
scheme designed by J. Verhoeff. Each identification number at High-Tech is a
seven-digit number a\a^a^a^a^a^a7 , where aia2a3a4a5a6 is the product
number ...
Check Digit Are check digits used to protect against the transposition or other
transcription errors, e.g., errors arising out of an accidental reversal of digits? A
check digit is a redundant digit(s) derived from and added to a data code (e.g., ...
3
A Mathematical View of Our World
A doctor's office uses a five-digit identification code for filing and retrieving patient
records so that the fifth digit is the check digit. The code will use a mod 7 check-
digit scheme; that is, the check digit is congruent to d1d2d3d4 mod 7. a.
Harold R. Parks, Gary Musser, Lynn Trimpe,
2007
4
Accounting Information Systems
These problems are controlled by using a check digit edit. A check digit is a
control digit (or digits) that is added to the data code when it is originally assigned
. This allows the integrity of the code to be established during subsequent ...
5
Discovering Computers 2009: Complete
CHECK DIGIT A check digit is a number(s) or character(s) that is appended to or
inserted in a primary key value. A check digit often confirms the accuracy of a
primary key value. Bank account, credit card, and other identification numbers
often ...
Gary Shelly, Misty Vermaat,
2008
6
Elementary Number Theory with Applications
This second edition updates the well-regarded 2001 publication with new short sections on topics like Catalan numbers and their relationship to Pascal's triangle and Mersenne numbers, Pollard rho factorization method, Hoggatt-Hensell ...
7
A Transition to Advanced Mathematics : A Survey Course: A ...
We choose the check digit so that [ step (c) + check digit ]mod 10 ≡ 0; in this case
, we have (106+c)mod10≡0 ⇒ c=4. Therefore, the Codabar check digit for the
given identification number is 4, and the complete credit card number is ...
William Johnston Associate Dean of the College and Stodghill Professor of Mathematics Centre College, Alex McAllister Associate Professor of Mathematics Centre College,
2009
8
Discrete Mathematics and Its Applications 7th edition:
What is the check digit for that book? 16. The ISBN-10 of the sixth edition of
Elementary Number Theory and Its Applications is 0-321-500Q1-8, where Q is a
digit. Find the value of Q. 17. Determine whether the check digit of the ISBN-10
for this ...
9
The Heart of Mathematics: An Invitation to Effective Thinking
U.S. Postal Money Orders have a 10-digit serial number and a check digit. The
check digit is the number between 0 and 6 that represents what the 10-digit serial
number is equivalent to using a mod 7 clock. This check digit is the same as the ...
Edward B. Burger, Michael P. Starbird,
2005
9 Check Digit 0 — 20.4% cut to 1 1.7%. 0 Check Digit 1 — 20.4% cut to 11.7%. 9
Check Digit 2 — 14.6% cut to 8.8%. 0 Check Digit 3 — 20.4% cut to 8.8%. I
Check Digit 4 — 20.4% cut to 9.3%. I Check Digit 5 - 20.4% cut to 10.7%. 0 Check
...
WIADOMOŚCI, KTÓRE ZAWIERAJĄ SŁOWO «CHECK DIGIT»
Sprawdź, o czym dyskutuje się w prasie krajowej i zagranicznej oraz jak jest stosowane słowo
check digit w wiadomościach.
SEDOL: Getting to Know This Important Number
The code consists of two parts, a six-place alphanumeric code, and a trailing check digit. Three reasons why SEDOL is important. According to ... «Motley Fool, Maj 15»
iOS Tips and Tricks For For iPhone 4S, 5S, 6 and 6 Plus
The IMEI number consists of 15 decimal digits: (14 digits and a check digit) and it gives you information about your device: origin, model and ... «Press and Update, Maj 15»
5 Tips For Avoiding The Most Frequent Tax Pitfalls
Check and double check digit order, placement and initial accuracy before relying upon a computer system to correctly calculate your tax ... «Nasdaq, Mar 15»
Supply Chain News: New World of Augmented Reality Likely …
With Voice, the picker generally has to speak a product code or at least bar code check digit to do the same confirmation. Either way takes ... «Supply Chain Digest, Lut 15»
Uganda: International Standard Book Number Helps Authors …
... element, which identifies the particular edition and format of a specific title; Check digit, which is the last single digit which validates the ISBN. «Intellectual Property Watch, Sty 15»
Finding book ISBN numbers in Pi
These days they all start 978, then there's another ten digits. The last one's a check digit made by multiplying the others up in a certain way. [via]. «Boing Boing, Sty 15»
Bourses to maintain PAN database of all listed companies' promoters
The last character in a ten-digit PAN is an alphabetic check digit. Besides in dealings with the Tax Department, quoting PAN is mandatory in ... «Economic Times, Lis 14»
U.S. Breeding Stock Needs USDA-Approved Eartags as of Jan. 1
The standardized PIN is a USDA-allocated, seven-character alphanumeric code, with the right-most character being a check digit. For example: ... «National Hog Farmer, Lis 14»
US Breeding Pigs to Require Identifier Tag in January
The standardised PIN is a USDA-allocated, seven-character alphanumeric code, with the right-most character being a check digit. For example: ... «ThePigSite.com, Lis 14»
What Does a VIN Do?
Next up in the ninth spot is something known as the check digit. Curiously this figure has nothing to do with the vehicle, it's simply there to ... «AutoGuide.com, Paz 14»