The fflush() function flushes the input buffer of any remaining characters.
Answer the following statement true (T) or false (F)
True
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What is the purpose of a “Hello” packet?
a. It is used to partition a large network into smaller networks. b. It verifies that the link between two routers is active and the routers are communicating. c. It enables VLSM. d. It is assigned to a protocol or route to declare its
Modify rolo from this chapter so that a person running the program can keep their phone book file in whatever directory they prefer. This can be done by requiring that the user have set a variable called PHONEBOOK to be the name of the phone book file. Check to make sure that it's a valid file and default to the phone book file being in their $HOME directory if the variable's not set.
Here is an example: $ PHONEBOOK=/users/steve/personal lu Gregory Gregory 973-747-0370 $ PHONEBOOK=/users/pat/phonebook lu Toritos El Toritos 973-945-2236 $ In the preceding example, we assume that the user steve has been granted read access to pat's phone book file. Solution
Answer the following statements true (T) or false (F)
1. An actual argument of type int cannot be passed to a corresponding formal parameter of type double. 2. Because the following statement is a valid call to function wow, wow must be a void function. num = wow(x, y); 3. Functions are permitted to have only one input argument. 4. After the last statement of a function executes, control is transferred to the next defined function. 5. A function interface comment consists of the function result type or void, the function name, and the formal parameter declaration list.
Design input and output screens for FOLKLORE that facilitate easy entry, and provide prompting so that recall of FOLKLORE elements is immediate.
What will be an ideal response?