Computer science questions This is a list of recently added questions about computer science. Play computer science quiz and see all the questions. What does CD stand for?Compact Disc. The compact disc (CD for short) is an optical memory medium, which was introduced in the early 1980s for digital music storage by Philips/PolyGram and Sony, with a view to replacing the vinyl record.Created by: Normaneasy 77% Computer DiscComputer Disc177Clear DiscClear Disc16Compact DiscCompact Disc765Player DiscPlayer Disc23technical riddles » What is the most commonly used programming language?Java. According to TIOBE ranking (based on labour market analysis), Java has been the most popular language since mid-90’s. Many of the world’s largest companies use Java to build desktop apps and backend web systems, it is also used for Android applications.Created by: Tschukahard 40% C++C++504JavaJava442CC96PythonPython42computers riddles » Which computing company dates its roots back to 1894 and Herman Hollerith's creation of the Tabulating Machine Company?IBM. The roots of IBM date back to the 1880s. IBM has described its formation as a merger of three companies: The Tabulating Machine Company, the International Time Recording Company and the Computing Scale Company. Currently, IBM is the largest IT company in the world. It has representative offices in 170 countries.Created by: Tschukahard 49% MicrosoftMicrosoft110Hewlett-PackardHewlett-Packard126IBMIBM304Acer GroupAcer Group69computers riddles » What is the latest write-once optical storage media? Digital paper is an electronic artwork file, often in jpeg or png format, featuring a pattern like those found on traditional printed scrapbook paper. After downloading, the paper can be used to create digital scrapbook pages or printed to create crafts, invites, decorations or anything else that typically uses traditional paper.Digital paper is becoming increasingly popular and is widely available.Created by: Tschukavery hard 33% WORM diskWORM disk78Digital paperDigital paper155Magneto-optical diskMagneto-optical disk152CD-ROM diskCD-ROM disk73trivia riddles » Which inventor has the largest number of patents?Shunpei Yamazaki is a Japanese inventor in the field of computer science and solid-state physics. He is a prolific inventor listed on 5,029 U.S. utility patents, as of December 19, 2017. In 2005 he was named as the most prolific inventor in history by USA Today.Created by: Tschukavery hard 38% Gurtej SandhuGurtej Sandhu29Shunpei Yamazaki Shunpei Yamazaki 154Fujio MasuokaFujio Masuoka102Shuji NakamuraShuji Nakamura113inventors riddles » The first text message (SMS) in history had content ... "merry Christmas". Engineer Neil Papworth sent the first SMS on December 3rd, 1992, when he wrote "merry Christmas" on a computer and sent it to the cellphone of Vodafone director Richard Jarvis. It was a modest start, but it ultimately changed technology and even social norms. Created by: Tschukavery hard 35% "best wishes ""best wishes "48"happy New Year""happy New Year"79"hello""hello"150 "merry Christmas" "merry Christmas"153computer riddles » When was the first computer created and what was its name?In 1939 r - Atanasoff-Berry ABC. Atanasoff and Berry's computer work was not widely known until it was rediscovered in the 1960s, amidst conflicting claims about the first instance of an electronic computer. At that time ENIAC, that had been created by John Mauchly and J. Presper Eckert, was considered to be the first computer in the modern sense, but in 1973 a U.S. District Court invalidated the ENIAC patent and concluded that the ENIAC inventors had derived the subject matter of the electronic digital computer from Atanasoff Created by: Tschukavery hard 24% in 1945 r - Eniacin 1945 r - Eniac84in 1943 r - Colossus in 1943 r - Colossus 68in 1939 r - Atanasoff-Berry ABCin 1939 r - Atanasoff-Berry ABC64in 1941 - Zusego Z3 machinein 1941 - Zusego Z3 machine42computers riddles » Where was the World Wide Web discovered?In Europe. WWW was invented by Tim Berners-Lee at the CERN research center in Geneva, Switzerland.Created by: Tschukavery hard 35% in USin US1355in Japanin Japan184in Europein Europe923In AustraliaIn Australia128history of technics riddles » Which large IT company doesn't have its headquarters in the Silicon Valley?IBM is a company based in New York. The history of IBM is longer than the history of Silicon Valley.Created by: Ninjaivery hard 25% IBMIBM1011AMDAMD1005GoogleGoogle1127AppleApple789California riddles » One of the most known computer hackers, also known under the pseudonym Condor is ...Kevin David Mitnick is an American computer security consultant, author and hacker, best known for his high-profile 1995 arrest and later five years in prison for various computer and communications-related crimes.Created by: Tschukahard 59% Dan FarmerDan Farmer71MafiaBoyMafiaBoy95Kevin David Mitnick Kevin David Mitnick 427Robert Tappan MorrisRobert Tappan Morris129computers riddles » Play computer science quiz and see all the questions.