Copies of birth certificates and other personal vital records can only be obtained from the state or US possession where the documents were originally filed. Most states provide a centralized source from which birth certificates and other vital records can be ordered.opies of birth certificates and other personal vital records can only be obtained from the state or US possession where the documents were originally filed. Most states provide a centralized source from which birth certificates and other vital records can be ordered.
Tree Topology: This is a hybrid topology that combines characteristics of linear bus and star topologies. In a tree network, groups of star-configured networks are connected to a linear bus backbone cable.
Star Topology. Star Topology is the most common type of network topology that is used in homes and offices. In the Star Topology there is a central connection point called the hub which is a computer hub or sometimes just a switch.