Telesurgery is a form of robot-assisted surgery, in which a robot controlled by a physician operates on the patient, and which typically uses ____ to give the human surgeon an extremely close view of the surgical area.
A. cameras
B. microscopes
C. bright lights
D. magnifying glasses
Answer: A
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Answer the following statements true (T) or false (F)
1. The first SDLC phase that the analyst enters into is that of determining information requirements for the particular users involved. 2. A systems proposal is prepared after the analysis of system needs. 3. During the life cycle of an information system, more time is spent in system maintenance than it took to design and develop the system. 4. CASE tools have the potential of increasing systems analysts' productivity. 5. CASE tools can allow the user to easily draw and modify diagrams.
A huge variety of networking hardware and software appeared. One challenge was to enable these different networks to communicate with each other. ARPA accomplished this by developing the ________, which created a true “network of networks,” the current architecture of the Internet.
a. Web Protocol (WP) b. ARPA Protocol (AP) c. Internet Protocol (IP) d. Newrok Protocol (NP)
What’s wrong with the following statement? Provide the correct statement to accomplish what the programmer was probably trying to do.
``` cout << ++(x + y); ```
The required field in the table that uniquely identifies a record
a. Mainfield b. Primary key c. Key field