Write a program to calculate the Binomial coefficient using a funcion that calculates factonal of an integer
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Write a program to calculate the Binomial coefficient using a funcion that calculates factonal of an integer. The program should issue the message, Value Error if the wrong inputs are entered.
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- )ios::trunc is used for ?a)If the file is opened for output operations and it already existed, no action is taken.b)If the file is opened for output operations and it already existed, its previous content is deleted and replaced by the new one.c)If the file is opened for output operations and it already existed, then a new copy is created.d)None of aboveSimple SHELL (.sh) script Write a SHELL script (minExF.sh) that takes a csv file ("Comma Separated Values", a text file that can be manipulated by Excel) as an argument containing the grades of the mid-term (called intra) exams with the passing thresholds and calculates the minimum grades that must be obtained in the Final exam by adding them as a column to the initial information in the output file. Note: To manipulate large integers and real numbers use the Unix command bc . Here is an example of how to use of this command to add two non-integer numbers stored in the variables VAR1 and VAR2 : VAR1=5.5VAR2=3.14159RESULT='echo $VAR1+$VAR2 | bc'echo $RESULT The result displayed on the screen will be 8.64159. The first line contains titles (mid-terms, weight mid-term, weight final, treshold). The following lines contain information about the Intra (mid-term) exam scores, exam weights and weighting of the exams and the cut-off points for the two exams, Intra (mid-term) and Final.Bash Shell Script Programming Assignment Question 1. Create a shell script file called q1.sh Write a script that would accept the two strings from the console and would display a message stating whether the accepted strings are equal to each other. Question 2. Create a shell script file called q2.sh Write a bash script that takes a list of files in the current directory and copies them as into a sub-directory named mycopies. Question 3. Create a shell script file called q3.sh Write a Bash script that takes the side of a cube as a command line argument and displays the volume of the cube. Question 4. Create a shell script file called q4.sh Write a Bash script that prompts you for a user name and displays the corresponding user’s id number (UID), group id number (GID), and his/her home directory. Note: this information can be found in the /etc/passwd file. Question 5. Create a shell script file called q4.sh Write a bash script that will edit the PATH environment variable…
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- 3.14 LAB: Detecting Network Change (files and lists) Securing a network from attacks means a network administrator is watching traffic and user activity. Change detection (CD) is a method used to track changes in your network. CD can detect files accessed during off hours to more complex algorithmic detections added to software applications that manage this process. This program is going to manage user login times and attempt to detect any change in a users typical login attempts. It will use an input file to store data and read the file using the csv.reader( ) method. The file will contain a list of login_names, followed by login_time separated by commas. Write a program that first reads in the name of an input file, reads the information stored in that file and determines if the user login has occurred at off hour times. The company employees work from 9 am to 5 pm so any other time would be an off hour login attempt. If the login attempt is made after hours, store the user name…pls check if my unix answers are correct and provide corrections if necessary(commas separate the commands) Move cursor to the last line of the file with one key: G Use one key to move cursor to bottom line of screen: L Move cursor to line 32 with three keys: <32>G Turn on/off line numbers: :set nu , :set nonu Forward/backward one page: ctrl-f , ctrl-b Join the current line with next line: J Replace the whole current line with “abc” with five keys: Append text “abc” at the end of current line: A You just deleted one line by accident. Undo this with one key: u Delete next six lines including current line with three keys: 6dw Delete from cursor to the rest of current line with one key: D Save your changes without quitting vi: :w Delete next five lines from current line and paste them back at the end of the file: 5dd, p Delete next seven characters from cursor with two keys: 7x Swap current char with the next one with just two keys: r<c> Temporarily leave vi as a background…COMPLETE TO DO's (do not copy other responses to this question if you do ill downvote) recv.cpp #include <stdio.h>#include <stdlib.h>#include <string.h>#include <fcntl.h>#include <mqueue.h>#include <sys/stat.h>#include <sys/types.h>#include <sys/mman.h>#include <unistd.h>#include <signal.h> // The name of the shared memory segment#define MSQ_NAME "/cpsc351queue" // The name of the file where to save the received file#define RECV_FILE_NAME "file__recv" #define MQ_MSGSIZE 4096 /*** Receive the file from the message queue*/void recvFile(){ // TODO: Define a data structure // of type mq_attr to specify a // queue that can hold up to 10 // messages with the maximum message // size being 4096 bytes // The buffer used to store the message copied // copied from the shared memory char buff[MQ_MSGSIZE]; // The total number of bytes written int totalBytesWritten = 0; // The number of bytes written int…