Question
What apparatus is used to locate a submerged object?
Solution
Sonar (originally an acronym for Sound Navigation And Ranging) is a technique that uses sound propagation (usually underwater, as in submarine navigation) to navigate,communicatewithordetectobjectson or under the surface of the water, such as other vessels.Twotypesoftechnologysharethename "sonar":passivesonarisessentiallylisteningfor the sound made by vessels; active sonar is emitting pulses of sounds and listening for echoes.
Older computing systems or applications that remain operational despite newer technology replacing them are referred to as:
A computer program that translates source code into object code is:
Which of the following best defines the Internet?
Which attack involves overwhelming a server with excessive traffic to make it unavailable?
Which network translator connects dissimilar protocols?
Text containing clickable links forming the basis of the Web is:
Offline device is:
Which programming language was primarily developed for business data processing applications?
Embedded control software used directly within electronic devices is called:
What distinguishes memory from storage?
