Wednesday, March 25, 2009
RIFF
RIFF (Resource Interchange File Format) is a tagged file structure for multimedia resource files. Strictly speaking, RIFF is not a file format, but a file structure that defines a class of more specific file formats, some of which are listed here as subtypes. The basic building block of a RIFF file is called a chunk. Chunks are identified by four-character codes and an application such as a viewer will skip chunks with codes it does not recognize. The basic chunk is a RIFF chunk, which must start with a second four-character code, a label that identifies the particular RIFF "form" or subtype. Applications that play or render RIFF files may ignore chunks with labels they do not recognize. Chunks can be nested. The RIFF structure is the basis for a few important file formats, but has not been used as the wrapper structure for any file formats developed since the mid 1990s.
Wednesday, March 18, 2009
Virtual private network
A virtual private network (VPN) is a computer network in which a number of of the links between nodes are accepted by open connections or virtual circuits in a few larger networks (e.g., the Internet) in its place of by physical wires. The link-layer protocols of the virtual network are said to be tunneled during the larger network when this is the case. One common application is safe communications through the public Internet, but a VPN require not have explicit security features, such as verification or content encryption. VPNs, for example, can be used to divide the traffic of different user communities over an original network with strong security features.
A VPN may have best-effort performance, or may have a distinct service level agreement (SLA) among the VPN customer and the VPN service provider. Usually, a VPN has a topology more complex than point-to-point.
A VPN allows computer users to emerge to be editing from an IP address location other than the one which connects the real computer to the Internet.
A VPN may have best-effort performance, or may have a distinct service level agreement (SLA) among the VPN customer and the VPN service provider. Usually, a VPN has a topology more complex than point-to-point.
A VPN allows computer users to emerge to be editing from an IP address location other than the one which connects the real computer to the Internet.
Thursday, December 25, 2008
Campus Area Network
A Campus Area Network (CAN) is a computer network complete up of an interconnection of local area networks (LANs) inside a limited geographical area. It can be measured one form of a metropolitan area network, exact to an academic setting.
In the case of a university campus-based campus area network, the network is probable to link a diversity of campus buildings including; academic departments, the university library and student residence halls. A campus area network is larger than a local area network but lesser than a wide area network (WAN), (in some cases).
The major aim of a campus area network is to make easy students accessing internet and university resources. This is a network that connects two or more LANs but that is incomplete to a specific and contiguous geographical area such as a college campus, industrial complex, office building, or a military base. A CAN may be measured a type of MAN (metropolitan area network), but is usually limited to a smaller area than a typical MAN. This term is most often used to discuss the completion of networks for a contiguous area. This should not be puzzled with a Controller Area Network. A LAN connects network devices over a comparatively short distance. A networked office building, school, or home frequently contains a single LAN, though sometimes one building will have a few small LANs (perhaps one per room), and infrequently a LAN will span a group of near buildings. In TCP/IP networking, a LAN is often but not forever implemented as a single IP subnet.
A Campus Area Network (CAN) is a computer network complete up of an interconnection of local area networks (LANs) inside a limited geographical area. It can be measured one form of a metropolitan area network, exact to an academic setting.
In the case of a university campus-based campus area network, the network is probable to link a diversity of campus buildings including; academic departments, the university library and student residence halls. A campus area network is larger than a local area network but lesser than a wide area network (WAN), (in some cases).
The major aim of a campus area network is to make easy students accessing internet and university resources. This is a network that connects two or more LANs but that is incomplete to a specific and contiguous geographical area such as a college campus, industrial complex, office building, or a military base. A CAN may be measured a type of MAN (metropolitan area network), but is usually limited to a smaller area than a typical MAN. This term is most often used to discuss the completion of networks for a contiguous area. This should not be puzzled with a Controller Area Network. A LAN connects network devices over a comparatively short distance. A networked office building, school, or home frequently contains a single LAN, though sometimes one building will have a few small LANs (perhaps one per room), and infrequently a LAN will span a group of near buildings. In TCP/IP networking, a LAN is often but not forever implemented as a single IP subnet.
Friday, December 12, 2008
Mountain
A mountain is a landform that stretches on top of the surrounding land in a limited area, with a peak. A mountain is usually steeper than a hill, but there is no commonly accepted standard definition for the height of a mountain or a hill though a mountain usually has an particular summit. Mountains cover 64% of Asia, 36% of North America, 25% of Europe, 22% of South America, 17% of Australia, and 3% of Africa. As a whole, 24% of the Earth's land mass is hilly. 10% of people exist in mountainous regions. Most of the world's rivers are fed from mountain sources, and more than half of humankind depends on mountains for water. All 50 of the world’s tallest mountains are in Asia.
The adjective montane is used to explain mountainous areas and things linked with them. Orology is its particular field of studies, though the term is mostly replaced by "Mountain studies".
A mountain is a landform that stretches on top of the surrounding land in a limited area, with a peak. A mountain is usually steeper than a hill, but there is no commonly accepted standard definition for the height of a mountain or a hill though a mountain usually has an particular summit. Mountains cover 64% of Asia, 36% of North America, 25% of Europe, 22% of South America, 17% of Australia, and 3% of Africa. As a whole, 24% of the Earth's land mass is hilly. 10% of people exist in mountainous regions. Most of the world's rivers are fed from mountain sources, and more than half of humankind depends on mountains for water. All 50 of the world’s tallest mountains are in Asia.
The adjective montane is used to explain mountainous areas and things linked with them. Orology is its particular field of studies, though the term is mostly replaced by "Mountain studies".
Thursday, November 20, 2008
Targeted Fat Reduction :
Spot reduction is a legend that exercise and training a particular body part will preferentially hut the fat on that part; for example, that doing sit-ups is the most straight way to decrease subcutaneous belly fat. This is false: one cannot reduce fat from one area of the body to the keeping out of others. Most of the energy resulting from fat gets to the muscle through the bloodstream and reduces stored fat in the entire body, from the last place where fat was deposited. Sit-ups may get better the size and shape of abdominal muscles but will not specially target belly fat for loss. Such exercise might help reduce overall body fat and get smaller the size of fat cells.
Spot reduction is a legend that exercise and training a particular body part will preferentially hut the fat on that part; for example, that doing sit-ups is the most straight way to decrease subcutaneous belly fat. This is false: one cannot reduce fat from one area of the body to the keeping out of others. Most of the energy resulting from fat gets to the muscle through the bloodstream and reduces stored fat in the entire body, from the last place where fat was deposited. Sit-ups may get better the size and shape of abdominal muscles but will not specially target belly fat for loss. Such exercise might help reduce overall body fat and get smaller the size of fat cells.
Wednesday, October 22, 2008
Exercise hypertension
Exercise hypertension is an excessive rise in blood pressure during exercise. Many of those with exercise hypertension have spikes in systolic pressure to 250 mmHg or greater.A rise in systolic blood pressure to over 200 mmHg when exercising at 100 W is pathological, and a rise in pressure over 220 mmHg need to be controlled by the appropriate drugs. Similarly, in healthy individuals the response of the diastolic pressure to 'dynamic' exercise (e.g. walking, running) of moderate intensity is to remain constant or to fall slightly (due to the improved blood flow), but in some individuals a rise of 10 mmHg or greater is found.
Exercise hypertension is an excessive rise in blood pressure during exercise. Many of those with exercise hypertension have spikes in systolic pressure to 250 mmHg or greater.A rise in systolic blood pressure to over 200 mmHg when exercising at 100 W is pathological, and a rise in pressure over 220 mmHg need to be controlled by the appropriate drugs. Similarly, in healthy individuals the response of the diastolic pressure to 'dynamic' exercise (e.g. walking, running) of moderate intensity is to remain constant or to fall slightly (due to the improved blood flow), but in some individuals a rise of 10 mmHg or greater is found.
Monday, October 20, 2008
Exciting Exercise is Swimming
Swimming is the movement by human or animals through water. Swimming is the process for recreation, bathing, cooling, fishing and sport. Almost some animals (mammals) are swimming automatically including bats, moles, kangaroos.But human cannot swim automatically. Non aquatic animals also known to swim in these cases of some monkey, dogs are used to swim. Recreational swimming is good for relax, while enjoying with full body workout. Recreational swimming prefers different styles like Breaststroke, side stroke and butterfly stroke. Swimming is the excellent form of exercise. It’s primarily an aerobic because of long time. Swimming is used to give the strong physique.
