Collision

Look up collision in Wiktionary, the free dictionary.

A collision is an isolated event in which two or more bodies exert relatively strong forces on each other for a relatively short time. This may specifically refer to:

• Automobile collision, two cars colliding
• Mid-air collision, two planes colliding
• Ship collision, two ships colliding

It may also refer to:

Arts

• Collision - A filmed debate between atheist Christopher Hitchens and pastor Douglas Wilson about whether Christianity is good for the world.
• Collision (TV series) is a television show on ITV1
• Collision (White Music album), A 1993 compilation album of New Zealand artists
• A Collision, an album by David Crowder Band
• "Collision" (CSI: Miami), an episode of CSI: Miami
• "Collision" (Lost), an episode of the television show Lost
• "Collision" (Heroes), an episode of the television show Heroes
• Collisions (album), an album by Calla

Computers

• Collision detection, algorithms for detecting collisions in simulations
• Hash collision, a cryptographic hash function returns the same output for two different inputs
• Write collision, a single memory address is attempted written to by multiple entities simultaneously resulting in lost data.

geology: continental collision

Networking and telecommunications

A Collision is the situation that occurs when two or more demands are made simultaneously on equipment that can handle only one at any given instant.^[1] It may refer to:

• collision domain, a physical network segment where data packets can "collide"
  • Carrier sense multiple access with collision avoidance, (CSMA/CA) used for example with wireless LANs
  • Carrier sense multiple access with collision detection, (CSMA/CD) used with Ethernet
• Late collision, a specific type of collision that shouldn't occur on properly operating networks.

References

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