A hashtable or a hash map is a data structure that is used to implement an associative array. It is user-defined reference types. It associates keys with values. The primary operation in hash table is look like: given a key (e.g. a studentâs name), find the corresponding value (e.g. that studentâs ID number).
DRTV is a type of television-based advertising that encourages viewers/consumers to call, visit a website or in some other way make a purchase, register, vote, make an appointment, request more information or take another desired action.
Liquid-crystal-display televisions (LCD TV) are television sets that use liquid-crystal displays to produce images. LCD televisions are thinner and lighter than cathode ray tube (CRTs) of similar display size, and are available in much larger sizes.