Which of the following statements regarding files is true?
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A: Given: Describe the difference between reading a file with the >> operator and thegetline…
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A: file.open("info.dat", ios::in | ios::out); The file info.dat is opened for read or write mode. Both…
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A: State which is true and which is false. If false, explain why ? " Searching all records in a…
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A: The true statements are:
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A: C- close()
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Q: contents
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A: Given: Which file open flag forces all output to occur at the end of the file?
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A: I have provided solution in step2.
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A: SetFilePointer SetFilePointer is built-in function used in Win32 API that adjusts the position (or…
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A: Question. Which one of the following statements should be used to include a file? #include…
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A: This given question is based on Files in Linux.
Q: What command tells cut to output the first five characters of every line from the file practice?
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A: As per our guidelines, we are supposed to answer only one question. Kindly repost the remaining…
Q: Which one of the following statements should be used to include a file? a) #include ‘filename’; b)…
A: Please find the answer below :
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A: A 32-bit API for Windows 95 and later is known as Win32. As with Win16, the API is comprised of…
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A: Code in Python To sort A files: import os def extsort(files): return sorted(files,key=lambda x:…
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A: f = open('myfile.txt', 'a+')
Q: what is Copy to Output Directory property ?
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A: Sequence File help to solve the problems.
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A: The answer is given below.
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A: is_open() Check if a file has been opened. Checks if the stream is currently associated with a…
Q: function is used to close the file in python.
A: close() - This method is used to closes an opened file. This method has no effect if the file is…
Q: Which of the following function is used to close the file in python.? O a. closefile() O b. close()…
A: Given: Correct Option
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A: 1)
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Q: Which Win32 function moves the file pointer to a specified offset in relation to the beginning of a…
A: Introduction: Here we are asked which Win32 function moves the file pointer to a specified offset in…
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A: The given two commands cp and mv are used in Linux and Unix. These commands are used for copying and…
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A: The correct way is
Q: Which of the following are valid file extensions for c++ source files? O.cC .c++ O.CPP .cpp
A: As per our company guidelines we are suppose to answer only one question. Kindly repost other…
Q: Which file open flag causes all output to take place at the end of the file?
A: Append Flag
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- Which of the following opens the employ.txt file and allows the computer to write new data to the end of the files existing data? a. outFile = I0.File.AddText("employ.txt") b. outFile = I0.File.AppendText("employ.txt") c. outFile = I0.File.InsertText("employ.txt") d. outFile = I0.File.WriteText("employ.txt")FILE* inFile = fopen("filenam.txt", "r"); Given the above code segment, which of the following would output "FILE NOT FOUND" if the file could not be opened? Group of answer choices if(inFile == NULL) { printf("FILE NOT FOUND"); } if(inFile) { printf("FILE NOT FOUND"); } if(!inFile->is_open()) { printf("FILE NOT FOUND"); } None of these ============= What does sscanf do? Group of answer choices Reads from a file Reads from a keyboard Reads from a string Writes to a screen =========== What comes first in the software development life cycle? Group of answer choices Algorithm design Identifying the problem Coding TestingWhich of the following statements will write to an output file, assuming that a variable oFile has been declared correctly as in the previous question and that a String variable named s has been created with the appropriate data to write? A oFile.println(s); B oFile.write(s); C oFile.output(s); D oFile.fileWrite(s);
- Which of the following for-loop correctly reads and prints records (one record per line) that are stored in the file which was successfully opened with the file stream fileIn? The file contains a list of student records. Each record is stored in two lines; student name and student age are stored in separate lines. A. for student in fileIn :name = fileIn.readline().rstrip()age = int(fileIn.readline())print(name, age) B. for student in fileIn :name = student.rstrip()age = int(fileIn.readline())print(name, age) C. for student in fileIn :name = student.rstrip()age = int(student)print(name, age) D. for student in fileIn :name = student age = int(fileIn.readline())print(name, age)you will need to create the following textbook specified files. Use vi to create these files: test-file1 test-file2 test-file3 test-g test-sor respected test-u west coast alpha1 alpha2 practice caffeine names.tmp numbers.tmp What command creates a new file chapter consisting of the contents of the files section1, section2, section3, and section4, with all lines numbered?Given a text file opened for reading identified by tfile, which of the following will assign the next five characters from the file to the variable five_ch five_ch = tfile.read_char(5) tfile = five_ch.read_char(5) tfile = five_ch.read_char(6) five_ch = tfile.read_char(6)
- Describe the mode that each of the following statements causes a file to beopened in.fi l e .open("in fo .dat ", io s: :infile.open("info.dat", io s: :infile.open("info.dat", io s: :infile.open("info.dat", io s: :inios: :out);ios::app);ios: :out I ios: :a te );ios::out I ios::binary);Assume the following files are in the working directory: $ ls output.txt notes1 notes2 notestxt notes3 notes4 output.1 output.2 output.3 output-1b output-2b Give commands for each of the following, using wildcards to express filenames with as few characters as possible. a. List all files that begin with output. b. List all files that end in txt. c. List the output. files only. d. List the output.1, output.3, notes1, and notes3 files.you will need to create the following textbook specified files. Use vi to create these files: test-file1 test-file2 test-file3 test-g test-sor respected test-u west coast alpha1 alpha2 practice caffeine names.tmp numbers.tmp A file called empnames contains many employee names, with exactly one name on each line. What command outputs the names in the file in multiple columns, with columns before rows?
- Which of the following is a correct opening of a file for writing to the file? Lütfen birini seçin: a. open(data.txt, "w") b. file = open("data.txt", "write") c. file = open(data.txt, "w") d. file = open("data.txt", "w") e. file = open("data.txt", "r")Python script that uses the os module 1. Display the current working directory. 2. Create a new directory called "test_dir" in the current working directory. 3. Change the current working directory to "test_dir". 4. Verify the current working directory has been changed. 5. Create a new file named "test_file.txt" in "test_dir". a. You must write the following contents to test_file.txt: This is a test file. 6. Verify that "test_file.txt" was created by listing the contents of "test_dir". 7. Display the file size and the last modification time of "test_file.txt". 8. Change the name of "test_file.txt" to "new_test_file.txt". 9. Verify the name change by listing the contents of "test_dir" again. 10. Finally, remove "new_test_file.txt" and "test_dir", verifying each deletion by listing the contents of the parent directory.you will need to create the following textbook specified files. Use vi to create these files: test-file1 test-file2 test-file3 test-g test-sor respected test-u west coast alpha1 alpha2 practice caffeine names.tmp numbers.tmp What command tells cut to output the first five characters of every line from the file practice?