1) What is the difference between TCP and UDP?
The basic
difference is that TCP establishes a connection before sending data and
this allows it to control the dataflow and guarantee that all packets
get delivered. UDP simply chucks datagrams onto the wire and if some get
lost or arrive in bad order there’s no way to request a resend. However
UDP has low network overhead so some services such as DNS resolution,
SNMP, DHCP, RIP and VOIP use UDP for its speed and any errors are
usually dealt with on the application layer rather than network...
Friday, October 18, 2013
Thursday, October 17, 2013
Posted By:Unknown | At:7:20 PM
0
1) What is Linux?
Linux is an operating system based on UNIX, and was first introduced by Linus Torvalds. It is based on the Linux Kernel, and can run on different hardware platforms manufactured by Intel, MIPS, HP, IBM, SPARC and Motorola. Another popular element in Linux is its mascot, a penguin figure named Tux.
2) What is the difference between UNIX and LINUX?
Unix originally began as a propriety operating system from Bell Laboratories, which later on spawned into different commercial versions. On the other hand, Linux is free, open source...
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