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a) In interlaced scan systems, the information for one picture is divided up into two fields. Each field contains one-half of the lines required to produce the entire picture. Adjacent lines in the picture are in alternate fields. b) Half of the horizontal lines (262.5 in NTSC and 312.5 in PAL) needed to create a complete picture.
Artificial intelligence (AI), in its broadest sense, is intelligence exhibited by machines, particularly computer systems.It is a field of research in computer science that develops and studies methods and software that enable machines to perceive their environment and use learning and intelligence to take actions that maximize their chances of achieving defined goals. [1]
Uzbekistan, [a] officially the Republic of Uzbekistan, [b] is a doubly landlocked country located in Central Asia.It is surrounded by five countries: Kazakhstan to the north, Kyrgyzstan to the northeast, Tajikistan to the southeast, Afghanistan to the south, and Turkmenistan to the southwest, making it one of only two doubly landlocked countries on Earth, the other being Liechtenstein.
At the same time, the Aérotrain prototype 02 reached 345 km/h (214 mph) on a half-scale experimental track. In 1969, it achieved 422 km/h (262 mph) on the same track. In 1969, it achieved 422 km/h (262 mph) on the same track.
In a 2014 study, the mass of the entire Milky Way is estimated to be 8.5 × 10 11 M ☉, [139] but this is only half the mass of the Andromeda Galaxy. [139] A recent 2019 mass estimate for the Milky Way is 1.29 × 10 12 M ☉ .
At this time the Maasai, as well as the larger Nilotic group they were part of, raised cattle as far east as the Tanga coast in Tanganyika (now mainland Tanzania). Raiders used spears and shields but were most feared for throwing clubs (orinka) which could be accurately thrown from up to 70 paces (approx. 100 metres).
Between February 2008 and February 2010, the number of people working part-time for economic reasons (i.e., would prefer to work full-time) increased by 4.0 million to 8.8 million, an 83% increase in part-time workers during the two-year period. [184]
The PLATO system was launched in 1960 at the University of Illinois and subsequently commercially marketed by Control Data Corporation.It offered early forms of social media features with innovations such as Notes, PLATO's message-forum application; TERM-talk, its instant-messaging feature; Talkomatic, perhaps the first online chat room; News Report, a crowdsourced online newspaper, and blog ...