Question 8 which of the following code segment will open a file called MyFile.dat? A openFile infile; infile.openFile("MyFile.dat"); B ifstream infile; infile.open("MyFile.dat"); © ifstream infile; infile.Read("MyFile.dat"); D readFile infile; infile.readFile("MyFile.dat"); O 49 minutes remaining hp

A student wants to write into a file called myfile, without deleting its existing content. Which one of the following functions should he or she use?   f = open('myfile', 'r') f = open('myfile', 'w+b') f = open('myfile', '+') f = open('myfile', 'a')

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What benefit does using the Open and/or Save As dialog boxes in a file-related application provide?

The header record of a batch file contains totals of items in the file. Each time the file is processed, the totals are also updated. Nightly, after the batch processes, the relevant data fields are summed and compared with the totals. Unbalanced conditions are reported and corrected. This example describes: a) Segregation of duties b) Application output control c) Application edit check d) Applicaiton input control

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When generating a test executable using cmake, header files are required in the ADD_EXECUTABLE() functions in a CMakeLists.txt file. True False

QUESTION 14 [*) filelOtest.cpp #include 2 #include #include #include using namespace std; 3 4 5 6. main() //Declare variables; Step 1 6 ifstream infile; ofstream outFile; double testi, test2, test3, test4, test5; double average; string firstName; string lastName; 10 11 12 13 14 15 16 infile.open("test.txt"); //Step 2 outFile.open("testavg.txt"); //Step 3 outFile > firstName >> 1lastName; //Step 5 outFile > testi >> test2 >> test3>> test4 >> test5; //Step 7 outFile <« "Test scores: " « setw(6) << testi<< setw(6) <« test2 « setw(6) 17 18 19 20 21 22 23 24 25 26 « test3<« setw(6) « test4 « setw(6) <« test5<< endl; //Step 8 27 28 average = (testi + test2 + test3 + test4+ test5) / 5.e; //Step 9 29 30 outFile <« "Average test score: " <« setw(6)<< average << endl; //Step 10 31 infile.close(); //Step 11 outFile.close(); //Step 11 32 33 34 35 return e; 36 37 5 dh Compile Log V Debug Find Results If the file "test.txt" did not exist before you run this program, there will be a syntax error…