Write Visual basic codes to illustrate how to perform the following in Sequential Access files
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Q: Write Visual basic codes to illustrate how to perform the following in Sequential Access files; a)…
A: I have answered all three subparts of the question in step 2.
- Write Visual basic codes to illustrate how to perform the following in Sequential Access files
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i. |
open a sequential file |
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|
ii. |
Read a sequential file |
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|
iii. |
write to a sequential file |
|
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- (Inventory) Create an ASCII file with the following data, or use the shipped.dat file available on this book’s Web site. The headings aren’t part of the file but indicate what the data represents Using this data file, write a C++ program that reads the file and produces a report listing the shipped date, part number, first name, last name, and company name.(Data processing) Write a C++ program that allows the user to enter the following information from the keyboard for each student in a class (up to 20 students): Name Exam 1 Grade Exam 2 Grade Homework Grade Final Exam Grade For each student, your program should first calculate a final grade, using this formula: FinalGrade=0.20Exam1+0.20Exam2+0.35Homework+0.25FinalExam Then assign a letter grade on the basis of 90100=A,8089=B,7079=C,6069=D, and less than 60=F . All the information, including the final grade and the letter grade, should then be displayed and written to a file.A file from which data is read is referred to as a file.a. datab. writec. readd. input
- PYTHON without def function Problem Statement Assume an input file (called "numbers.txt") contains a number on each non-blank line of the file. Read in the file and then print out the sum of all the numbers read. The sum should be rounded up to 1 decimal. Sample Input (File numbers.txt) 1.0 2.0 3.25 4.0 Sample Output 10.3Time remaining: 01:47:21 Computer Science The file numbers.txt contains integer numbers, one number per line. The contents could look like this: 2 45 108 3 - 10 1100 ...etc... Please write a function named largest, which reads the file and returns the largest number in the filewrite a visual basic code to illustrate how tp perform the following in sequential access files open a sequential file read a sequetial file write asequetial file
- Python program. Write a python program to get the number of lines of a code a file had. You should take file name from userPython Program to Print the Contents of File in Reverse Order The program should take a file name from the user and read the contents of the file in reverse order.File Handling in Python 1. Create a python program that will search string/strings (can use operator such as s* - all that starts with s, sdf etc..) in a txt file and returns something such as # of times the string/strings appears 2. A python program that will search file from a directory or entire drive note: ask user input for directory path
- Algorithm Workbench 1. Write a program that opens an output file with the filename my_name.txt, Writes your name to the file, then closes the file. 2. Write a program that opens the my name.txt file that was created by the program in problem 1, reads your name from the file, displays the name on the screen, then closes the file.What is a file’s read position? Where is the read position when a file is first opened for reading?PYTHON without def function Suppose an input file (called "scores.txt") contains a number on each non-blank line of the file. Read in the file and calculate/print the difference between the highest and lowest score. Sample Input (File scores.txt) 1.0 2.0 3.0 4.0 Sample Output 3.0
