safety precautions and watchkeeping 2 min read
Engineering watchkeeping under different conditions and in different areas
Restricted visibility 80. The officer in charge of the engineering watch shall ensure that permanent air or steam pressure is…
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Basics 2 min read
GIGABIT ETHERNET
The need for an even higher data rate resulted in the design of the Gigabit Ethernet protocol (1000 Mbps). The…
safety precautions and watchkeeping 7 min read
Duties of Engineer Officers
Performing the engineering watch 1. The officer in charge of the engineering watch shall ensure that the established watchkeeping arrangements are…
Basics 2 min read
FAST ETHERNET
Fast Ethernet was designed to compete with LAN protocols such as FDDI or Fiber Channel (or Fibre Channel, as it…
Basics 2 min read
CHANGES IN THE STANDARD
The 10-Mbps Standard Ethernet has gone through several changes before moving to the higher data rates. These changes actually opened…
Basics 2 min read
STANDARD ETHERNET
The original Ethernet was created in 1976 at Xerox’s Palo Alto Research Center (PARC). Since then, it has gone through…
Basics 2 min read
IEEE STANDARDS
In 1985, the Computer Society of the IEEE started a project, called Project 802, to set standards to enable intercommunication…
Basics 3 min read
CONTROLLED ACCESS
Choose a random number R between oand ZK – I In controlled access, the stations consult one another to find which station…
Basics 4 min read
PROTOCOLS AND STANDARDS
In this section, we define two widely used terms: protocols and standards. First, we define protocol, which is synonymous with…
Basics 3 min read
KEY TERMS in Computer Networks
Following are some important terms, which are frequently used in context of Computer Networks. Terms Definition 1. ISO The OSI…
Basics 2 min read
Comparison of OSI and TCP/IP Reference Model
Now it’s time to compare both the reference model that we have learned till now. Let’s start by addressing the…
Basics 4 min read
The TCP/IP Reference Model
TCP/IP means Transmission Control Protocol and Internet Protocol. It is the network model used in the current Internet architecture as…
