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konggo

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incremental back up all data that has been changed within the last full backup ..witout going into deatil..

differentail is the full back up of all data


or is it the other way around?
 

lexii

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Prerna Keshwan said:
hey just reading over notes form hsc online..and was wondering is there a difference between
DIFFERENTIAL BACKUP:
INCRIMENTAL BACKUP:
because they seem the same to me as they both back up changed files????
[Edited]

Actually they are different.

Incremental: Is a back of all files that have been modified since the last back up of ANY type.

Differential: A backup of those files which have changed since the last FULL backup.
 
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stoydgen

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Prerna Keshwan said:
hey just reading over notes form hsc online..and was wondering is there a difference between
DIFFERENTIAL BACKUP:
INCRIMENTAL BACKUP:
because they seem the same to me as they both back up changed files????
Differential backups save all changes made since the last FULL backup

EDIT: just realised that 10 million people have answered it, ah well my answer is the best :p

Incremental backups save all changes since the last partial.
 

konggo

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wht? isnt one saves all data since last full backup and one saves all data changed since last backup?
 

konggo

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stoydgen said:
Differential backups save all changes made since the last FULL backup

EDIT: just realised that 10 million people have answered it, ah well my answer is the best :p

Incremental backups save all changes since the last partial.

you guys are thing about the DIB(defferenatil incrementall bcakup) thats different
 

stoydgen

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Yah thats right konggo, incremental backups saves all data changed since the last backup of any kind (thus normally a partial backup)
 

stoydgen

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konggo said:
you guys are thing about the DIB(defferenatil incrementall bcakup) thats different
Err... im confused lol. Im just thinking my IPT stuff, and thats what the difference is between differential and incremental backups according to IPT.
 

konggo

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no its different just cause they do similar thngs doesnt mean they are the same differentail and incremtal are two differnt things
 

stoydgen

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lolz i'll maintain my confused look. Tried webopedia.com, and couldnt get anything :|

In an I.T context, i think i've outlined the difference between the two methods of backup, and they are different words with different meanings on their own, but in this case... ah forget it lol, we'll see what happens when the exam comes :p

My point is the difference between incremental and differential backup were outlined in my previous post. Sooo i dunno what all the fuss is about.

Cheers.
 

konggo

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Mmmmmm.....baileys...anyway umm yes well we all should relax and play some pool at the pub or for all you youngins.. a game of online pool
 

infirmus

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Full backup - Backs up all specified files and removes the archive attribute from them.

Incremental backup - Backs up all files that have the archive attribute on them. Removes the archive attribute.

Differential backup - Backs up all files that have the archive attribute on them, leaves the archive attribute.
 

konggo

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yes for ppl who understnad that like me thats wht i was on about



oh and question 19 of 2002??? wht are the ports i can name at least 3 or 2

help
 
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stoydgen

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Hmmm i guess that makes sense, i'll try to take that into consideration 2moro. Poor IPT people who dont roam BOS and get a question like that tomorrow... :p


Toodles!
 

stoydgen

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konggo said:
yes for ppl who understnad that like me thats wht i was on about



oh and question 19 of 2002??? wht are the ports i can name at least 3 or 2

help
Can u post the Question?
 

stoydgen

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k thanks
a)
Port A is usb, used for mice, flash storage devices
Port B is firewire, used for portable harddrives and video editing
Port C is Mini ps/2, used for older mice and keyboards
Port H is parralel port, used for printers (someone correct me on that?)

b)Firewire

Firewire (also known as DV or i.Link) is commonly used in video capture and editing because of its high speed. Data is transfered at speeds of up to 400mbps (800mbps can now be achieved with firewire 800), which is fast enough to handle tranfer of high quality video from a video camera to the computer. Other mediums such as USB cannot compete due to their inconsistent speed.

c) Not too sure on this one, someone with a student answers booklet?

EDIT: question C ideas can be found here:

http://forums.whirlpool.net.au/forum-replies.cfm?t=264481&p=-1#bottom
 
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Linda N

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for part c)

Serial data transmission is data transmitted over a single connection, one bit at a time whereas parallel data transmission is data transmitted along more physical connection at a time. That is one byte at a time.

Serial
Adv: low cost, long distance
Dis: slower

Parallel
Adv: faster
Dis: Higher cost, short distanve
 

Linda N

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Kinda confused. What is a device driver and configuration? (Connect hardware peripherals)
 

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