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APIs at Work, Second Edition by Ron Hawkins, Doug Pence, Bruce Vining

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Q1:In chapter 12, example FIG12_5 showed how to use data queues to send encrypted passwords from a central system to remote systems. Change this approach so that a client program on the remote system requests the encrypted password information.

Write a new password server, PWDSERVER, with a Function value of three. You will need to modify FIG15_41 to recognize the new Function and develop both the client and server programs that support Function 3. The client will send the user profile name to the server, and the server will send back the encrypted password data. The client program will then update the user profile on the remote system. Information related to errors on the server should be sent to the client.

For possible ...

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