1,475 Answered Questions for the topic computer programming

Computer Programming Computer Science

02/19/20

Which of the following file access flags will create a file when an attempt is made to open a file that doesn't exist?
a) ios::trunc b) ios::out c) ios::in d) ios::app e) ios::ate f) ios::binary
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Computer Programming Computer Science

02/19/20

Which of the following character functions will return a non-zero integer when a space is passed into the function? Check all that apply.
a) ischar b) isvalid c) isspace d) ispunct e) isprint f) isalnum
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Computer Programming Computer Science

02/19/20

Which of the following C code segments is syntactically correct?
a) puts("How many red mana do you want to tap?"); scanf("%d", &rmana); b) printf("How many green mana do you want to tap?"); scanf("%i", gmana); c) scanf("How many blue mana do you... more
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Computer Programming Computer Science

02/19/20

Which is true of both recursion and iteration? Check all that apply
a) both have a termination test b) both have high overhead costs c) both based on a control structure d) both could happen infinitely in theory e) both use repetition
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Computer Programming Computer Science

02/19/20

Which error bits can be reset to zero by using the clear() function? Check all that apply.
a) ios::failbit b) ios::clearbit c) ios::badbit d) ios::hardfail e) ios::goodbit f) ios::eofbit
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Computer Programming Computer Science

02/19/20

What type of recursion is illustrated below?
void Player4() { //Player 4's turn //... Player1(); } void Player3() { //Player 3's turn //... Player4(); } void Player2() { //Player 2's turn //... Player3(); } void... more
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Computer Programming Computer Science

02/19/20

What is the output of the code segment below? Assume all necessary libraries have been included.

fstream train; train.open("TTR_Rules.txt", ios::in|ios::out); char ch; train.seekp(10, ios::beg); train.seekg(-2, ios::cur); train.seekp(10 + train.tellg() - 3); train.get(ch); cout... more
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Computer Programming Computer Science

02/19/20

Identify the errors (syntax or logical) in the following code segment. Select all that apply.
char game[10]; getline(game, 9); if (game == "Zombicide") cout << game; a) declaration of the variable game b) checking the value of game c) using getline to read data for game d)... more
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Computer Programming Python Programming

02/17/20

Help with Python Programming homework...

In volleyball, there are 5 matches in a game. My daughter’s volleyball league would like a program that will accept the number of points that each team scored in the 5 matches and print out the... more
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Computer Programming Statistics Computer Gaming

02/17/20

How to apply the empirical rule (68–95–99.7 rule)

How to apply the empirical rule (68–95–99.7 rule) to the following scenario:I have spent a significant amount of time trying to do the impossible (i.e., mathematically beat a game with a negative... more
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Computer Programming Algebra 1 Java

02/15/20

Help is needed writing a simple JAVA class to check to see if a year is a leap year
A student wrote to me asking for help writing a JAVA program to calculate leap year. The assignment specified that the year must be evenly divisible by 4, but not 100. However, years divisible by... more
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Computer Programming Python

02/14/20

In Python how can I reformat list of words with correct commas and the word "and"?
A student asked for assistance with a Python assignment. She was provided with four lists: animalList1 = ['dog', 'cat', 'bird', 'tiger', 'lion', 'camel'] animalList2 = ['elephant', 'alligator']... more
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Computer Programming Statistics Java Mean

02/12/20

Generate random numbers within a range with pre-defined sum
What if I want to generate random numbers within a range with a fixed sum?? For example: I want to generate 50 numbers between 50 - 100 but with a fixed sum of 4650 so that I would produce a mean... more
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Computer Programming Math Science Computer Science

02/12/20

Does an adjacency matrix need to have equal rows and columns?
If it needs to be the same number of rows and columns, then why? If not, then why not?
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Computer Programming Math Science Computer Science

02/12/20

Does an adjacency matrix need to have equal rows and columns?
If it needs to the same number of rows and columns, then why? If not, then why not?
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Computer Programming Statistics Java Mean

02/12/20

How to generate random numbers with specific mean
Is there any formula that I can understand which will allow me to generate random numbers with a specific mean. I'm using java. Thanks
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Computer Programming Computer General Computer Java

02/08/20

Java Programming Question: Intro to Computer Science
I'm working on a project for my computer science class in java and it is a travel agency. In one of the classes, Basket, I need to make an array of objects of type Reservation. But I also have to... more
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Computer Programming Computer Science

01/30/20

Please!!!! help me write this program (Do not hold the auditorium in memory. Utilize random file access to view and modify the auditorium)

Adult - $10Child - $5Senior - $7.50Sample Theatre ABCDEFGHIJKLMNOPQRST 1 ...AA..CSSAC........ 2 ACSAACCA....AAAA..SS 3 .........AS......... 4 C.A.S.A.S.C.S.C.A.A. 5 AACACSSA.CCSSS.AAACC If... more
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Computer Programming Computer Science

01/29/20

Can some help me fix my code
#include <stdio.h>#include <string.h>#include <stdlib.h>//include <conio.h>#define MAX_NAME_LENGTH (20)#define PW_INVALID_SIZE (1)#define PW_MISSING_UPPERCASE_LETTER... more
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Computer Programming Computer Science

01/29/20

Please help me program this
C++Write a program that extracts and displays all vowels in a file.  Prompt the user for the filename of a text file. Read through the entire file and write every vowel to the output file.  Do not... more
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Computer Programming Computer Science

01/26/20

Please help me program the two functions
Write the code using C Write a function that asks for the user's first, middle, and last names. The names will be entered by the user on a single line and will be stored in three different... more
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Computer Programming

01/21/20

Which of the following is the best definition of risk profile

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Computer Programming

01/18/20

computer networking
Why is it important to document the lines of a batch program and how might you do that and why should you document?
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Computer Programming

01/15/20

i need help fast
who is responsible for ethics in a company?
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Computer Programming

01/13/20

Consider a domain of size n = 5000. A: Generate random numbers in the domain [n] until two have the same value. How many random trials did this take? We will use k to represent this value.

Birthday Paradox Consider a domain of size n = 5000.A: Generate random numbers in the domain [n] until two have the same value. How many random trials did this take? We will use k to represent this... more
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