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Computer Basics for Photographers - Bits and Bytes Explained!
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Apr 13, 2018 21:39:05   #
itsnoelb Loc: Edgewater, FL. Originally: FLINT. MI.
 
Geez. I didn't get it when 1000 bits were a kilo bit, 1000 kb was a byte, the mb...then MB....basically, 1000 of x times 1000 of y equals 1000 of z......infinitely. Now, you guys fried my brain. No, I don't program. I just build the buildings for folks to work in who figure all that out.

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Apr 13, 2018 22:07:32   #
rehess Loc: South Bend, Indiana, USA
 
itsnoelb wrote:
Geez. I didn't get it when 1000 bits were a kilo bit, 1000 kb was a byte, the mb...then MB....basically, 1000 of x times 1000 of y equals 1000 of z......infinitely. Now, you guys fried my brain. No, I don't program. I just build the buildings for folks to work in who figure all that out.

In computer usage, the multiplier is 1024 .... 1024 bytes = 1 KB, etc., but knowing the general concepts is sufficient in general

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Apr 13, 2018 23:11:15   #
bpulv Loc: Buena Park, CA
 
TriX wrote:
Because you have referred to 4 bits as a byte (“...By using hex, programmers are able to form four position bytes so that one byte equals four bits...) ,which is hardly standard or accepted terminology and is actually the confusing statement.

I believe/hope that you know a byte is commonly assumed to be 8 bits. It was simply a bit of trivia, not a criticism. And why do you presume that that people are “confused” and need your instruction? There are a number of members of this forum who are at least as experienced as you (I started with IBM in 1965). What’s with the snarky response? Lighten up...
Because you have referred to 4 bits as a byte (“..... (show quote)


There may be plenty of people that do understand, but judging by the postings and comments I see every day, there are more people that do not understand than do. Yes, a byte is 8 bits, but it is easier for non-technical people to understand 4 bits and 16 possibilities. I did not write this post for a technically adept audience. I wrote it to delete as much of the technicalities as possible and make things more understandable for non-technical people. In fact, I debated whether to use octal rather than hex for simplicity.

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Apr 13, 2018 23:24:07   #
blackest Loc: Ireland
 
bpulv wrote:
There may be plenty of people that do understand, but judging by the postings and comments I see every day, there are more people that do not understand than do. Yes, a byte is 8 bits, but it is easier for non-technical people to understand 4 bits and 16 possibilities. I did not write this post for a technically adept audience. I wrote it to delete as much of the technicalities as possible and make things more understandable for non-technical people. In fact, I debated whether to use octal rather than hex for simplicity.
There may be plenty of people that do understand, ... (show quote)


I don't see your purpose, binary hex octal BCD what relevance to photography does it have? I program and don't have much use for this stuff most of the time. its just a way of representing numbers 2 +2 = 4 in hex and decimal

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Apr 14, 2018 00:21:27   #
bpulv Loc: Buena Park, CA
 
blackest wrote:
I don't see your purpose, binary hex octal BCD what relevance to photography does it have? I program and don't have much use for this stuff most of the time. its just a way of representing numbers 2 +2 = 4 in hex and decimal



Today's photographer needs to understand both camera and computer terminology and relationships because there is a direct interface between the two technologies. A good percentage of Hoggers understand cameras, but are confused by the computer technology they use and depend on. They do not understand relationships between computer and camera terminology and don't understand where and where not there are mathematical relationships. This is especially true when people try to compare such things as computer file size to pixel quantity and density, and sizing of photographs along with other related questions.

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Apr 14, 2018 00:27:30   #
mwsilvers Loc: Central New Jersey
 
Doddy wrote:
Its so easy..I don't know why People find it hard to understand!!

I was in IT for almost 40 years and in my experience for many, if not most people, its not so easy.

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Apr 14, 2018 03:22:02   #
Doddy Loc: Barnard Castle-England
 
mwsilvers wrote:
I was in IT for almost 40 years and in my experience for many, if not most people, its not so easy.


I have an admission to make msilvers..I stand in the same corner as "most people". My attempt at making a joke about understanding bpulv's message was woeful. In future I will keep my nose out of things I don't understand, and concentrate on looking at.. and commenting on Photographs!

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Apr 14, 2018 05:44:07   #
Terrymac Loc: LONDON U.K.
 
Rock on Doddy.


Doddy wrote:
Its so easy..I don't know why People find it hard to understand!!

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Apr 14, 2018 07:51:18   #
tallshooter
 
warrior wrote:
4 bits=1 dollar



0-off

1-on


2 bits, 4 bits, 6 bits, a dollar!

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Apr 14, 2018 07:51:49   #
ceallachain Loc: Cape May, NJ
 
Good to see this update. Been working with both Binary & Octal based systems since 1967 on IBM (360 & 370) and back then Univac (1108). Good basic explanation on the Computer side.

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Apr 14, 2018 07:56:41   #
jerryc41 Loc: Catskill Mts of NY
 
Good one.

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Apr 14, 2018 08:23:51   #
SalvageDiver Loc: Huntington Beach CA
 
Longshadow wrote:
Yup, been working with them since 1972.


You have me beat. I dropped my first card deck in 1976. LOL

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Apr 14, 2018 08:24:33   #
4OX
 
Wow. I wish I had as much time as you guys...very obviously retired. Lucky boys!

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Apr 14, 2018 08:31:44   #
Country Boy Loc: Beckley, WV
 
Now if you got all that, submit your address and you will receive 3 credit hours in the mail next week!

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Apr 14, 2018 08:41:06   #
khumiston
 
I knew computer math was done with binary math but did not know what a hexadecimal system was. Thanks for the explanation

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