COP3363 Final Exam (c++ side) 2025 Updated Guide A+, Exams of Advanced Computer Programming

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COP3363 Final Exam (c++ side) 2025 Updated Guide A+

Formatted Text File - ANSWER--text is made out of readable characters -looks like something cout would print -no extra converting Binary File - ANSWER--unformatted data stored in raw formatt sequential access file structure - ANSWEF-records in files are organized and processed in numerical or sequential order, typically the order in which they were entered random access file structure - ANSWERrecords can be accessed in any order, regardless of their physical locations in storage media. This method of access is fast and very & asmall number of records need Lo be processed daily or weekly What classes arc cin and cout built. from - ANSWER -cin is type istrcam -cout is type ostream How do you declare file stream objects - ANSWER-output: ofstream outl; input: ifstream inl; How to attach files to stream objects - ANSWER-streamName.open(); What are the variations in opening a file? - ANSWER-by default, if you open an existing file, it will be overwritten How to append to a file?- ANSWER-streamname.open("Tile name", ios::app); Willa file sometimes not open?- ANSWEF-Yes, sometimes it wont -do this iff{name of stream) What do you do when you're done with a file? - ANSWER-streamname.close(); After you close a sircam, can it still be roused? - ANSWER-Ycs eofQ member function - ANSWERreturns a bool value on linux/mac type in ctrl-d to enter this char or on windows type ctrl-z putQ - ANSWER-can be used to print a character -returns type ostream -it can be cascaded get - ANSWER-does not skip white space -version with no parameters returns the ascil value chi = cin.get(Q); - ANSWER-no parameter version of get -no white spaces skipped -ofstream inherits all the features of ostream -ostream and istream are the parent functions What class should you use when passing parameters? - ANSWER--using parent types is more versatile, allows you to pass many different children What is a struct- ANSWER-a collection of data elements, encapsulated into one unit How much space do struct blueprints take up? - ANSWER-none How do you define a structure? - ANSWER-strnet structurcName shit } struct variables if you care to do so; How do you define structure variables? - ANSWER-structureName variableName; -declare arrays, ptrs, and different types Just like any other variable How does the syntax vary?- ANSWERif you only want structure variables, you do not need to give the struct a name -you can declare structs within structs How do you access data members of a struct? - ANSWEI-use the dot operator format: structvamame.datavamame; When do you use the arrow operator? - ANSWER-when using struct as a pointer --—Format: structpointer->varname; What do you have to do when declaring new structs? - ANSWER-when you declare on the initialization line, all the values must be in the order in which they were declared in What is another way to use struct pointers? - ANSWER-(*fptr).num = 10; Why are structs and pointers so weird? - ANS WEF-The dot operator has a higher precedence? How do you pass structs in and out of functions? - ANSWEF-use the structname as a parameter type -pass them by address or reference due to their size How do you declare a nested struct? - ANSWER-example: structName structvar("----", “ What are enumerations?- ANSWER-a way to create a new type with finite set of symbols as values What is the significance of values? - ANSWER-they are values, NOT strings What do enums default to for values - ANSWER-they start @ 0 and then increase How do you declare an enum? - ANSWEF-enum typename {list of values};