1-23. How do computer systems exchange data? 1.  Through  local-area  networks 2. Through transfer of software 3.  Through  a  knowledgeable  and  competent operator 4. Through a series of interrupts, requests, and acknowledges 1-24. Which of the following types of data do computers 1-25. 1-26. 1-27. 1-28. exchange? 1. Data words only 2. Status signals only 3. Control signals only 4. Data words, status signals, and control signals How is interfacing between computers and peripherals  accomplished? 1.  Cables  and  connectors 2. Electronic emissions 3. Output devices 4. External disk drives What are the three operational uses of computers by the Navy? 1. Graphical, database, and tactical 2. Nontactical, tactical, and tactical support 3. Tactical support, graphical, and database 4. Word processing, tactical support, and nontactical The number of computers used in a tactical data system depends on which of the following factors? 1. Size of ship 2. Class of ship 3. Mission of ship 4.  Length  of  ship  deployment Tactical support platforms include a variety of systems and normally use which of the following types of computers in their operations? 1.  Minicomputers  only 2.  Microcomputers  only 3.  Mainframe  computers  only 4.  Microcomputers  and  mainframe  computers 1-29. ASW systems use what means as the central point of operation? 1.  A  single  computer  only 2. A data processing subsystem 3.  A  video  processing  subsystem 4.  Multiple  computers 1-30. In a JMCIS system, informational data is provided 1-31. 1-32. 1-33. 1-34. to  designated^-flagships  for  what  purpose? 1. Logistical inventories 2.  Flight  orders  of  shipboard  planes 3. Mobilization and documentation of personnel 4. Battle management of tactical situations In the JMCIS system, how do desktop computers in the data processing and video processing subsystems communicate? 1. By coaxial cable 2. By fiber-optic LANs 3. By disk exchange 4.  By  modems The naval intelligence processing system uses which of the following types of specially modified computers in a LAN configuration as its operational computers? 1. Unisys 44 2. Unisys 101 3.  Zenith  150 4.  DTC/TAC-n  personal  computers The naval intelligence processing system uses which of the following operating systems? 1. OS-2 and UNIX 2. OS-2 and MS-DOS 3. MS-DOS® and UNIX™ 4. DR-DOS and INIX Nontactical systems normally use which of the following types of computers? 1.  Minicomputers  and  microcomputers 2.  Mainframes  and  minicomputers 3.  Microcomputers  and  mainframes 4. Desktop and mainframes 3