Professor Gig A. Byte needs to store text made up of the characters A with frequency 6, B with frequency 2, C with frequency 3, D with frequency 2, and E with frequency 8. Professor Byte suggests using the variable length codes:
Character Code
A 1
B 00
C 01
D 10
E 0
The professor argues that these codes store the text in less space than that used by an optimal Huffman code. Is the professor correct?
Answer:
This is not true
Explanation:
The optimal Huffman code is used to encrypt and compress text files. It uses fixed-length code or variable-length code for encryption and compression of data.
The professor's character code is similar to Huffman's variable-length coding which uses variable length od binary digits to represent the word strings. The file size of the text file above is;
= 6 x 1 + 2 x 2 + 3 x 2 + 2 x 2 + 8 x 1 = 28 bits
This would be the same for both cases.
The encrypt would be the problem as the encoded and decoding of the characters B and E may cause an error.
WILL MARK BRAINILY!!
Muriel's program is supposed to show flashing lights to test the user's vision, but the lights don't flash for the right
amount of time. What should Muriel do?
O assess the program
O edit the program
O debug the program
O renew the program
Answer: He/she should debug the program
Explanation: If it's not right, it's edit or renew the program.
Answer:
he should edit the program
i need help to answer this question
Answer:
The answer is D.
Explanation:
Adding a flex property denotes to that component to use a flex layout for its children.
From a neural network with 11 input variables, one hidden layer with three hidden units, and one output variable, how many parameters (weights and biases) needs to be estimated by this model?
Answer:
40
Explanation:
Given that:
A neural network with 11 input variables possess;
one hidden layer with three hidden units; &
one output variable
For every input, a variable must go to every node.
Thus, we can calculate the weights of weight with respect to connections to input and hidden layer by using the formula:
= ( inputs + bias) × numbers of nodes
= (11 + 1 ) × 3
= 12 × 3
= 36 weights
Also, For one hidden layer (with 3 nodes) and one output
The entry result for every hidden node will go directly to the output
These results will have weights associated with them before computed in the output node.
Thus; using the formula
= (numbers of nodes + bais) output, we get;
= ( 3+ 1 ) × 1
= 4 weights
weights with respect to input and hidden layer total = 36
weights with respect to hidden and output layer total = 4
Finally, the sum of both weights is = 36 + 4
= 40
Write an if statement assigns 20 to the variable y, and assigns 40 to the variable z if the statemnet x is greater than 100
Answer:
y=20 z=40 x>100
Explanation:
not sure if this is correct but yes
write c++ program from 1to 100 to find prime numbers using statement.
#include <iostream> using namespace std; int isPrimeNumber(int); int main() { bool isPrime; for(int n = 2; n < 100; n++) { // isPrime will be true for prime numbers isPrime = isPrimeNumber(n); if(isPrime == true) cout<<n<<" "; } return 0; } // Function that checks whether n is prime or not int isPrimeNumber(int n) { bool isPrime = true; for(int i = 2; i <= n/2; i++) { if (n%i == 0) { isPrime = false; break; } } return isPrime; }
Which vulnerability can occur if a programmer does not properly validate user input and allows an attacker to include unintended SQL input that can be passed to a database?
Answer:
SQL injection
Explanation:
SQL injection is a vulnerability in databases that occurs when user input is not properly validated. Hackers are able to input SQL query statements to bypass the use of the actual user name and password to gain access to the account.
Using placeholders in programmed SQL statements mitigates the effects of SQL injection.
Assume a file containing a series of integers is named numbers.txt and exists on the computer’s disk. Write a program that reads all of the numbers stored in the file, calculates their total and displays it.
Very Important: The file could have any number of numbers, so you need to use a loop to process the data in the file
#include <iostream>
#include <fstream>
using namespace std;
int main(){
int x, sum=0;
ifstream f("numbers.txt");
while(!f.eof()){
f >> x;
sum +=x;
}
cout << "Sum : " << sum;
}
This is a C++ program.
Next time be more precise on the programming language you want
write the code that writes access granted if the correct password, swordfish is entered and access denied! otherwise
In python 3.8:
if input("Enter password: ") == "swordfish":
print("access granted")
else:
print("access denied!")
Discuss why traits such as teamwork and self representation are necessary for a successful career in the media industry
Because it helps you to be a better you it helps you to believe in yourself and to think about all the things you have in life and to help you to work together with other people through thick and thin.
Because it aids to be a better and also it helps you to believe in yourself and to think about all the things you have in life and to help you to work together with other people.
What is teamwork?Teamwork is a group's collaborative effort to achieve a common goal or complete a task in the most effective and efficient manner.
This concept is seen in the context of a team, which is a group of interdependent individuals who work together to achieve a common goal.
Good teamwork entails a synergistic approach to work, with each individual committed to and working toward a common goal. Teamwork maximizes team members' individual strengths to bring out their best.
Good teamwork entails a synergistic approach to work, with each individual committed to and working toward a common goal. Teamwork maximizes team members' individual strengths to bring out their best.
Thus, traits such as teamwork and self representation are necessary for a successful career in the media industry.
For more details regarding teamwork, visit:
https://brainly.com/question/18869410
#SPJ2
What is the next line?
>>> tupleOne = [2, 5, 10, 23, 5, 1]
>>> tupleOne.index(5,3)
A)2
B)4
C)1
D)3
Answer:
4
Explanation:got it right on edg.
Answer: 4
Explanation: got it right on edgen
A job placement agency helps match job seekers with potential employers. The agency would like to design a simulation in order to help predict the likely job placement outcomes for job seekers based on historical trends and patterns. Which of the following is most likely to be a benefit of the simulation?
A. The computer simulation will be able to include more details and complexity than the real-world job placement process.
B. The computer simulation could be used to test hypotheses about patterns in the job placement process that are costly or time consuming to observe in reality.
C. The computer simulation will be able to precisely predict the real-world outcomes for each job seeker.
D. The computer simulation will remove the bias that may arise in the real-world job placement process.
Answer:
B
Explanation:
The point of simulating would be to eliminate the part of having to go through un patential applications and save time.
The option that is most likely to be a benefit of the simulation is B. The computer simulation could be used to test hypotheses about patterns in the job placement process that are costly or time-consuming to observe in reality.
Computer simulation simply refers to the process through which the behavior or outcome of a physical system can be predicted through modeling.Since the agency would like to design a simulation so that it can forecast the likely job placement outcomes, then it should be noted that computer simulation could be used to test hypotheses about patterns in the job placement process that are costly or time-consuming to observe in reality.In conclusion, the correct option is B.
Read related link on:
https://brainly.com/question/19703126
When multiple architects work on a construction plan, which section of a construction plan will help them keep track of when the changes are made and by whom?
A.
framing plan
B.
schedule
C.
title block
D.
bill of materials
Answer:
I believe that it is . A. framing plan
Explanation:
But I am not certain But I do know that it IS NOT B..
Answer:
the answer is schedule!!!
Explanation:
how do i use a computer (i'm 99999 years old)
Answer:
grandma?
Explanation:
is it you?
Answer:
you use the mouse pad and move it already and go to google and search whatever your trying to find
Explanation
i know how to work a computer
Prompt
Using complete sentences post a detailed response to the following.
Have you ever tried to learn a new language or do you have friends who've had that experience? What are some of the
steps you would take to learn a new language, and what are some challenges that might arise? What are some things that
can help make the process easier?
Have you ever tried to learn a new language or do you have friends who've had that experience?
Yes, I tried to learn Python and I even managed to do two Discord bots which are (somewhat) functional, but I'm far to say that I've managed to lean the language completly. There are lots of things to learn on a language as Python.
I also leant PHP on my own and managed to do a website (somehow) functional.
What are some of the steps you would take to learn a new language, and what are some challenges that might arise?
The first steps in learning any computer language is learning the syntax. If you manage to do that, with the experience you gained from previous projects/languages you might be able to create something working. At times you might feel down if the project doesn't work as expected.
What are some things that can help make the process easier?
Video tutorials, experiments and searching questions and problems on Google is a very important resource.
Write a function that accepts a pointer to a C-string as an argument and returns the number of words contained in the string. For instance, if the string argument is 'Four score and seven years ago,' the function should return the number 6. Demonstrate the function in a program that asks the user to input a string and then passes it to the function. The number of words in the string should be displayed on the screen.
Answer:
To preserve the original format of the answer, I've added it as an attachment
Explanation:
This line defines the function
int countWords(const char ptr){
This line initializes number of words to 0
int words = 0;
The following iteration is repeated until the last character in the argument is reached
while(*(ptr) != \0){
This checks if current character is blank
if(*ptr== ){
If yes, then it increments number of words by 1
words++;
}
This moves the pointer to the next character
ptr++;
}
This returns the number of words in the argument
return words+1;
}
The main begins here
int main() {
This declares user input as a character of 200 length
char userinput[200];
This prompts user for input
cout << Enter a string: (200 max): ;
This gets user input
cin.getline(userinput, 200);
This passes the c-string to the function and also prints the number of words
cout << There are << countWords(userinput)<< words;
PLS I WILL GIVE BRAINLIEST IF CORRECT
Select the correct answer.
Stacy is in the process of creating a storyboard for her personal website, but she is unable to decide which storyboarding technique to use. Which technique would work best for her?
A. hierarchical
B. linear
C. webbed
D. wheel
Answer:webbed
Explanation:
k
Answer:
Webbed
Explanation:
write passage on computer virus
Answer:
A computer virus is a relatively small program that attaches itself to data and program files before it delivers its malicious act. There are many distinct types of viruses and each one has a unique characteristic. Viruses are broken up into to main classes, file infectors and system or boot-record infectors.
hope it helps12. The best method of protecting the residential user with an Internet connection from intruders out on the Internet is to use
Answer:
Updated OS software patches
Explanation:
Firstly we need to know that patches are those software updates as well as operating system updates that addresses the vulnerabilities In a program or a products security. Software operators may decide to roll out new updates which have the power to fix performance bugs in a program as well as providing more enhanced methods of security.
Match the following internet related terms to their definition
Answer:
1st buble goes to web address 2nd goes to browser 3rd goes to chat 4th goes to email
Explanation:
hello hello . please help me
Answer:
#include <iostream>
using namespace std;
int main() {
int num, check=0;
for(int num = 1; num<=100;num++){
for(int i = 2; i <= num/2; i++) {
if(num % i == 0) {
check=1;
break; } }
if (check==0) { cout <<num<<" "; }
check = 0;
}
return 0;
}
Explanation:
This line declares num as integer which represents digits 1 to 100.
A check variable is declared as integer and initialized to 0
int num, m=0, check=0;
This for loop iterates from 1 to 100
for(int num = 1; num<=100;num++){
This iterates from 2 to half of current digit
for(int i = 2; i <= num/2; i++) {
This checks for possible divisors
if(num % i == 0) {
If found, the check variable is updated to 1
check=1;
And the loop is terminated
break; } }
The following if statement prints the prime numbers
if (check==0) { cout <<num<<" "; }
check = 0;
}
How is fraudulent email spread that makes it so difficult to track?
Lynn would like to insert a hyperlink into an email message without using the ribbon. What is the keyboard shortcut to do so?
Ctrl+G
Ctrl+K
Ctrl+C
Ctrl+Shift+G
Answer:
Ctrl+K
Explanation:
Edg 2020
B on edg 2021, hope i could help
What does using nesting in HTML allow you to do?
Style the HTML automatically
Automatically add missing opening or closing tags to the HTML
Prevent any misspelled tag keywords from appearing in the HTML
Improve readability and find and fix problems more easily
Answer:
The answer to this question is given below in the explanation section.
Explanation:
The given options to this question are:
Style the HTML automatically Automatically add missing opening or closing tags to the HTML Prevent any misspelled tag keywords from appearing in the HTML Improve readability and find and fix problems more easilyThe correct option to question is Option 1. i.e.
Style the HTML automatically.
Nesting HTML refers to enlist the HTML tage within HTML tag.
For example, the <p> tag is used to insert paragraph text. You can insert nesting HTML tags within the paragraph tag to style the pragraph.
such as:
<p>
<b>
This is a paragraph
</b>
</p>
The above HTML code bold the paragraph.
While the options are not correct because:
Nesting HTML does not allow to insert missing opening or closing tags to the HTML and also does not prevent appearing the misspelled tag keyword. Nesting HTML does not improve readability and find and fix the problem easily because nesting HTML mostly made the HTML more complex in terms of readability.
Which will you see on the next line 9, 2, 3.5, 7]
Answer:
plenipotentiaries. It was by far the most splendid and
important assembly ever convoked to discuss and
determine the affairs of Europe. The Emperor of
Russia, the King of Prussia, the Kings of Bavaria,
Denmark, and Wurttemberg, all were present in
person at the court of the Emperor Francis I in the
Austrian capital. When Lymie put down his fork and
began to count them off, one by one, on the fingers
of his left hand, the waitress, whose name was Irma,
thought he was through eating and tried to take his
plate away. He stopped her. Prince Metternich (his
right thumb) presided over the Congress, and
Prince Talleyrand (the index finger) represented
France? please let me know if this is the answer you were looking for!!
Answer:
I guess 6.......maybe or 1 kinda.....
I am dumb for this question
Write a program that removes all the occurrences of a specified string from a text file. Your program should prompt the user to enter a filename and a string to be removed.
Answer:
filename = input("Enter file name: ")
rm_word = input("Enter word to remove from file: ")
with open(filename, "r") as file:
mytext = file.read().strip()
replace_word = mytext.replace(rm_word, "")
print(replace_word)
Explanation:
The python program prompt user for the file name and the string word to remove from the text. The file is opened with the 'with' keyword and the file content is read as a string and stripped of white space at the beginning and end of the string. The string's 'replace' method is used to remove the target word.
Write a class that specify the characteristics of a car, like type (sedan, jeep, mini, SUV, etc), gear (auto, manual), maximum speed (mph), average fuel consumption (mpg), etc. Create few objects to illustrate your desired cars.
Answer:
Answered below
Explanation:
This is written in Kotlin programming language.
//Creating the class Car. The primary //constructor declares car's properties which //are initialized when it's objects are created.
class Car(
val type: String,
val gear: String,
val maxSpeed: Double,
val avgFuelConsumption: Double)
//Creating several objects of car.
val sedan: Car = Car("sedan", "auto", 23.4, 500)
val jeep: Car = Car("jeep", "manual", 40, 350)
val mini: Car = Car("mini", auto, 26.7, 86, 234)
Dictionaries You are given a dictionary consisting of word pairs. Every word is a synonym the other word in its pair. all the words in the dictionary are different. after the dictionary there's one more word given . Find a synonym for him. Given a list of countries and cities of each country. then given the names of the cities. for each city specify thr country in which it is located.... python
Answer:
To add values to a dictionary, specify the dictionary name with the key name in quotes inside a square bracket and assign a value to it.
dictionary_name["key_name"] = value
Explanation:
A python dictionary is an unindexed and unordered data structure. It's items a key-value pair separated by a colon and the entire dictionary items are enclosed in curly braces. Unlike a list, the dictionary does not use an index but uses the key to get or add a value to the dictionary.
Answer:
Python answer:
dict = {}
times = int(input())
for _ in range(times):
a = input()
w1, w2 = a.split()
dict[w1] = w2
dict[w2] = w1
print(dict[input()])
Explanation:
Intialize your dictionary.
Ask for how many keys you will be adding to the dictionary.
Over a for loop, take an input of keys and values and split them and add them to the dictionary.
I set the key as a value and a variable due to the fact that we are working with synonyms and if the user inputs a synonym that is only the value, we can't get another synonym out. Therefore it is better if we make each word a key and a value.
Then print a synonym of whatever the user inputs.
Choose the correct term to complete the sentence
The ____ function removes the element with an index of zero.
1)popleft
2)leftremove
3)leftpop
Answer:
popleft
Explanation:
Answer: pop left
Explanation: got it right on edgen
Suppose that the LC-3 instruction LD R1, DATA is located at x3100 in memory and the label DATA is located at x 310F. The machine code (in hex) for the above instruction is
Answer:
The machine code is located at x210F.
Explanation:
The DATA is located at x3100 while the DATA label is located at the x310F (in hex) in the memory which is F address away (8 bits) from the DATA itself. The machine code location is relative to the address of the DATA label.