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Disk fragmentation is the process of consolidating data on a hard disk or storage device in order for that device to run better. This process can be done manually on any computer system.

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Q: What is disk fragmentation?
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What two types of fragmentation can arise on a hard disk drive?

Fisk fragmentation, and A.I.R.Y fragmentation.


Which utility program could improve the speed of disk?

Fragmentation


Will changing your file structure affect the fragmentation of the disk?

Changing the structure of a file may or may not affect the fragmentation of the disk. But, in most cases, the computer is going to store the file in the same location after the change.


What does the term disk fragmentation mean?

It's when a disc fragments after extensive use.


What is the debilitating condition in which files are stored as clusters scattered all over a disk?

fragmentation


Why you need to delete unwanted files?

Because unused files accumulate space on hard disk and also causes fragmentation of hard disk.


What is computer program maintenance?

Lots of them, disk clean up, disk fragmentation, that moves the data up front for faster access, check disk for error's, blow out dust from inside


Is used to reduce file fragmentation because a block of contiguous disk storage can be reserved for a file?

journal


What is the similarties between memory management fragmentation and disk fragmentation?

Fragmentation is the result of an inefficient use or allocation of memory space. It is not usually a catastrophic occurrence, but it can cause problems in operating efficiency. In both main memory as well as on disk, data is stored in blocks. The blocks are all uniform in size but the data may or may not be. In other words, data that doesn't fill up the entire block ends up wasting space. This is called internal fragmentation. Alternatively, external fragmentation refers to data that requires multiple blocks to store, but which can't be contiguously located. External fragmentation may cause problems in primary storage, but it's not as big a deal on disk. Data most likely won't load into primary storage if there are not enough contiguous blocks available to house it. A disk on the other hand, will accept data in non-contiguous blocks, but this will cause performance issues. The disk controller will have to look up the address for each block of data, and the moving parts of the drive will have to align in order to use those blocks. This means that seek, latency, and transfer time issues will intensify due to the number of times the blocks must be located in order to read and/or write disk data.


When files stored on the hard drive are broken up and stored in different locations this is known as being?

Fragmentation. You can solve this using a disk defrag program.


What is the difference between volume fragmentation and data fragmentation in relation to disk drives?

Volume fragmentation is where the partition volume is physically split across the drive into variable pieces. This is common on HFS and some other filesystems that do not need to be sequential or single-piece, and virtual filesystems. Data fragmentation is when a file or data portion is physically split across a volume, rather than being in a single sequential piece. This is also called 'fragmentation' and can usually be remedied with a 'defragmenter'. It is usually an undesireable state, as it requires longer to load a fragmented file.


Why does disk fragmentation slow down the operation of the computer?

Fragmentation is when files are stored in small pieces scattered all over the storage medium. In spinning disk technology the read head has to move around to find and read each piece. This fragmentation makes the reading of files take longer. When the data is defragmented it is stored all in a row and the read head can find the data much faster. Note that flash memory technology has no moving parts and doesn't suffer from fragmentation slow down. In most cases the data is actually purposefully fragmented for wear leveling, increasing the durability of each read/write element.