Range for loop should be used even the block code needs to access index. Group of answer choices True False
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- (Misc. application) Four experiments are performed, and each experiment has six test results. The results for each experiment are given in the following list. Write a program using a nested loop to compute and display the average of the test results for each experiment. 1stexperimentresults:23.23116.92725.428.62ndexperimentresults:34.845.227.936.833.439.43rdexperimentresults:19.416.810.220.818.913.44thexperimentresults:36.93949.245.142.750.6Form should mentioned write a For loop that iterates through a list of products (any number of products) that are sold in a store and prints them. [examples: fan, fridge, freezer, washer, etc.]. b) copy the code from a) and use the same loop to add more products(any)to the list. You must use list methods to add. c) Copy the code from c), and search for a specific product (any), if the product is found the loop is terminated. Make sure to use else in the for loop. d) Create an empty dictionary, then add 4 entries (the key is a word, the value is word’s frequency in a book). [example: {‘street’: 23}]. e) Create a for loop to access the entries from d) and print the keys and values. f) Copy the code from e) and search for a specific key in the dictionary and prints its value. The program prints a message “ the {key} is not found”, if the key does not exist. Mm.PYTHON ONLY AND PLEASE COMMENT CODE 1. A) write a For loop that iterates through a list of products (any number of products) that are sold in a store and prints them. [examples: fan, fridge, freezer, washer, etc.]. b) copy the code from a) and use the same loop to add more products(any)to the list. You must use list methods to add. c) Copy the code from c), and search for a specific product (any), if the product is found the loop is terminated. Make sure to use else in the for loop. d) Create an empty dictionary, then add 4 entries (the key is a word, the value is word’s frequency in a book). [example: {‘street’: 23}]. e) Create a for loop to access the entries from d) and print the keys and values. f) Copy the code from e) and search for a specific key in the dictionary and prints its value. The program prints a message “ the {key} is not found”, if the key does not exist.
- The foreach loop is intended to function with the __________, a temporary, read-only variable. a. variable element b. variable loop c. variable index d. variable iterationQuestion1 True or False: We can always convert a user-confirmation loop method into a sentinel loop when requesting for data from a user. Choose one: true FalseA ______ value is a special value that is used to terminate a loop when a set of data is being entered. Select one: a. Break b. Marker c. Control d. Sentinel
- True or FalseThe while loop is known as a pretest loop, which means it tests its condition before performing an iteration.1. A common starting point for a for loop usually involves declaring and initializing a variable that will be used as the counter. Select one: True False 2. Arrays cannot be used if you need to search for a range of values. Select one: True FalseCode the following write a For loop that iterates through a list of products (any number of products) that are sold in a store and prints them. [examples: fan, fridge, freezer, washer, etc.]. b) copy the code from a) and use the same loop to add more products(any)to the list. You must use list methods to add. c) Copy the code from c), and search for a specific product (any), if the product is found the loop is terminated. Make sure to use else in the for loop. d) Create an empty dictionary, then add 4 entries (the key is a word, the value is word’s frequency in a book). [example: {‘street’: 23}]. e) Create a for loop to access the entries from d) and print the keys and values. f) Copy the code from e) and search for a specific key in the dictionary and prints its value. The program prints a message “ the {key} is not found”, if the key does not exist. ..?
- L E S S O N S E T5 Loops and Files Working with the while LoopBring in program while.cpp from the Lab 5 folder. (This is Sample Program 5.2from the Pre-lab Reading Assignment). The code is shown below:// PLACE YOUR NAME HERE#include <iostream>using namespace std;int main(){char letter = 'a';while (letter != 'x'){cout << "Please enter a letter" << endl;cin >> letter;cout << "The letter you entered is " << letter << endl;}return 0;}Exercise 1: This program is not user friendly. Run it a few times and explainwhy.Exercise 2: Add to the code so that the program is more user friendly.Exercise 3: How would this code affect the execution of the program if thewhile loop is replaced by a do-while loop? Try it and see.Java: Yellow highlighted columns are outer ‘for’ loop Blue highlighted columns are inner ‘for’ loopCode in C Code in the file IO: /************************************************************* This program prints a degree-to-radian table using a for- loop structure. The results are printed to a file and the the screen. *************************************************************/ #include <stdio.h> #define PI 3.141593 #define FILENAME "tableD2R.dat" int main(void) { /* Declare variables. */ double radians; FILE *fileout; /* Open file. */ fileout = fopen(FILENAME,"w"); if (fileout == NULL) printf("Error opening input file. \n"); else { /* Print radians and degrees in a loop. */ printf("Degrees to Radians \n"); for (int degrees=0; degrees<=360; degrees+=10) { radians = degrees*PI/180; printf("%6i %9.6f \n",degrees,radians); fprintf(fileout,"%6i %9.6f \n",degrees,radians); } /* Exit program. */ }
