Archive for the ‘Notes’ Category

• Satellite Subsystems in Satellite Communication Systems

  Nov 8, 13 • 39714 Views • Notes • Top Coaching Institute • 23 Comments

  Geostationary Communication Satellite are very expensive to purchase and launch. It is very difficult to maintain a communication system 35,800 km out in the space. The life of Communication satellite is 5-10 year. The cost of a satellite is several million

• Memory Management in UNIX

  Nov 7, 13 • 6870 Views • Notes • Nayak Saswat • No Comments

  Unix related systems usually uses very sophisticated memory management algorithms to give an efficient use of memory resources.  This create questions “How much memory do we have?” and “How much memory is being used?” This question is

• Networking Questions and Answers on EIGRP and OSPF

  Nov 6, 13 • 15581 Views • Notes • Nayak Saswat • 6 Comments

  The OSPF routing protocol is now having an increasingly vital role in modern network. Interior Gateway Routing Protocol suite of routing protocols is designed and developed by Cisco Systems. Enhanced interior gateway routing protocol or EIGRP is designed by

• Spanning Tree Protocol Interview Questions and Answers

  Nov 6, 13 • 11712 Views • Notes • Nayak Saswat • 1 Comment

  Spanning Tree Protocol (SPT) is a network protocol which make sure of loop-free topology for any bridged Ethernet local area network. This protocol also allows a network design to include redundant links for providing automatic backup paths. SPT is

• Organic Chemistry Notes on Aldehyde

  Nov 5, 13 • 6223 Views • Notes, Science Notes • Top Coaching Institute • 2 Comments

  Aldehyde is an organic compound which contain formyl group. Formyl group has R-CHO structure, which consists of a carbonyl center bonded to hydrogen and an R group which is in side chain. This group without R is known as aldehyde group. Aldehydes differ from