Gigahertz, generally abbreviated GHz, refers to frequencies in the billions of cycles per second range. Giga is the standard multiplier for 1 billion, and Hertz is the standard unit for measuring frequencies, expressed as cycles or occurrences per second. One GHz is equivalent to 1,000 megahertz . Most commonly, gigahertz is used when discussing computer performance or radio frequencies. In computers, it most often refers to the clock speed of the central processing unit ; the faster the CPU clock can tick, the faster, in general, the computer can process data and instructions.
In Italy, France, Belgium, and French-speaking areas of Switzerland and Canada, 1 April tradition is often known as April fish (poissons d'avril in French or pesce d'aprile in Italian).This includes attempting to attach a paper fish to the victim's back without being noticed.ome precursors of April Fools' Day include the Roman festival of Hilaria, the Holi festival of India, and the Medieval Feast of Fools. In Chaucer's Canterbury Tales (1392), the  Nun's Priest's Tale  is set Syn March bigan thritty dayes and two.
Northern Italy has some of the biggest lakes in the country, such as Lake Garda, Lake Como, Lake Maggiore and Lake Iseo. Because it is surrounded by the sea, Italy has many kilometers of coast, which brings tourists from all over the world.Tourists also come to see Italy's many historical places.Two very small countries are located within Italy. They are San Marino, which is surrounded by part of Northern Italy, and the Vatican City, which is inside Rome.orthern Italy has some of the biggest lakes in the country, such as Lake Garda, Lake Como, Lake Maggiore and Lake Iseo. Because it is surrounded by the sea, Italy has many kilometers of coast, which brings tourists from all over the world. Tourists also come to see Italy's many historical places.