Telegraph - Study guides, Class notes & Summaries

Radio correct answers First time a message could send itself and required no one to deliver it how did radio begin correct answers The telegraph Radio was built from the idea of a telegraph Designed to be like telegraph without wire Who invented the radio? correct answers Marconi (1900s) When and how did the public become aware of radio? correct answers in 1912 due to Titanic David Sarnoff had a radio set and heard chatter of Titanic sinking When was mass media born? correct...

NLRB v. Mackay Radio & Telegraph Co. correct answers This doctrine clearly establishes the legality of using permanent strike replacements in economic strikes NLRB v. Washington Aluminum Co. correct answers non-unionized workers walk off job and protest due to poor conditions = fired = firing is ruled illegal by NLRB due to activity of mutual aid/ protection Anti-Injunction Act correct answers see Norris- LaGuardia Act of 1932. 1) Outlawed "yellow dog contracts". 2) makes it difficult fo...

Which of the following networks use store-and-forward switching operation? A, Computer networks B, Telegraph networks C, Telephone networks D, Wireless Networks - AB There are similarities between message switching and packet switching. Which of following that applies to packet switching but not to message switching? A, Variable length of information block B, Supporting multiple applications C, Store-and-forward D, All of the above - B Which of the following networks can be connection...

MIS 111: CCR-FE Master Study Guide with Complete Solutions 100% Verified Communications - Correct Answer Data Communications: - The movement of computer information from one point to another by means of electrical or optical transmission systems. - Such systems are called data communications networks. • Telecommunications: Includes the transmission of voice, video and data. Communication Architecture - Correct Answer All communications require: • Transmitters/Senders and receivers ...

NWC203c – Full UPDATED Actual Exam Questions and CORRECT Answers Which of the following networks use store-and-forward switching operation? (2 answers) 2 / 2 points a.Telephone networks b. Wireless Networks c. Computer networks d. Telegraph networks - CORRECT ANSWER- c, d

Which of the following networks use store-and-forward switching operation? (2 answers) 2 / 2 points a.Telephone networks b. Wireless Networks c. Computer networks d. Telegraph networks - correct answer c, d There are similarities between message switching and packet switching. Which of following that applies to packet switching but not to message switching? 2 / 2 points a. Variable length of information block b. Supporting multiple applications c. Store-and-forward d. All of t...

OSP-001 PRACTISE TEST QUESTIONS AND ANSWERS GRADED A+ ### True or False Statements **Is it advisable to place cables at a greater depth in areas where future excavation is anticipated? For instance, if 610 mm (24 in) of dirt removal is planned, would it be wiser to place the cable at 1.2 m (4 ft) instead of the standard 610 mm (24 in)?** True **Should all conduits be installed during the initial conduit system installation?** True **Is it always necessary to build new pathwa...

Signal History Question and answers correctly solved Signal History MAJ Albert J. Myer - correct answer Army surgeon that developed the wigwag system. . Later became the chief signal officer. George W. Beardslee - correct answer Beardslee magneto-electric telegraph. First field telegraph that did not need batteries and used a hand crank instead. May 1862 1861 - correct answer First Signal Officer Class Civil War Communications - correct answer Both sides used wigwags, messe...

Which of the following networks use store-and-forward switching operation? (2 answers) 2 / 2 points a.Telephone networks b. Wireless Networks c. Computer networks d. Telegraph networks - c, d There are similarities between message switching and packet switching. Which of following that applies to packet switching but not to message switching? 2 / 2 points a. Variable length of information block b. Supporting multiple applications c. Store-and-forward d. All of the above - b Which of...

Which of the following networks use store-and-forward switching operation? A, Computer networks B, Telegraph networks C, Telephone networks D, Wireless Networks - AB There are similarities between message switching and packet switching. Which of following that applies to packet switching but not to message switching? A, Variable length of information block B, Supporting multiple applications C, Store-and-forward D, All of the above - B Which of the following networks can be connection...