In the 1940s, computers were programmed using punch cards, or pieces of paper that had holes in them that represented binary code. If a mistake was made using this type of primitive programming, which of the following BEST describes what would need to be done to correct the problem?
A.
The entire program of punch cards had to be re-punched.
B.
The entire program of punch cards had to be loaded again and started over.
C.
The entire program needed to be rewritten and a different set of punch cards were used.
D.
The entire program could be fixed by adding or removing a card for the existing stack of papers.
Answers
Answer:
If a mistake was made using punch cards to program computers in the 1940s, the entire program of punch cards had to be re-punched to correct the problem. This was because punch cards were the primary means of input for the computer, and any changes or corrections to the program had to be physically made by punching new cards or modifying existing ones. Once the program was re-punched correctly, it could be loaded into the computer and executed.
Explanation:
Related Questions
Given string userText on one line and character fourthChar on a second line, change the fourth character of userText to fourthChar.
Ex: If the input is:
cheetah
v
then the output is:
chevtah
Note: Assume the length of string userText is greater than or equal to 4.
Answers
Answer:
# Get the input from the user
userText = input()
fourthChar = input()
# Replace the fourth character of the string with the new character
userText = userText[:3] + fourthChar + userText[4:]
# Print the modified string
print(userText)
Explanation:
This code first gets the input from the user and stores it in the userText and fourthChar variables. It then uses string slicing to replace the fourth character of the string with the new character. Finally, it prints the modified string.
The input string is cheetah, and the fourth character is e. The code replaces this character with the new character v, resulting in the modified string chevtah.
Create a program that calculates the tip and total for a meal at a restaurant. Type the code into an IDLE IDE editor window and save the finished code as a .py source code file. Remember that the text output from the IDLE shell window will be saved to a Word document.
Answers
Missing details:
The formula for calculating the tip amount is:
tip = cost of meal * (tip percent / 100)
The program should accept decimal entries like 52.31 and 15.5.Assume the user will enter valid data.The program should round the results to a maximum of two decimal places.Answer:
In Python:
print("Tip Calculator")
cost_meal = float(input("Enter Cost of Meal: "))
tip_percent = float(input("Enter Tip Percent: "))
tip_amount = cost_meal * tip_percent / 100
total_amount = tip_amount + cost_meal
print("Tip amount: "+str(round(tip_amount,2)))
print("Total amount: "+str(round(total_amount,2)))
Explanation:
This line prints the string "Tip "Calculator"
print("Tip Calculator")
This lime prompts user for cost of meal
cost_meal = float(input("Enter Cost of Meal: "))
This lime prompts user for tip percemtage
tip_percent = float(input("Enter Tip Percent: "))
This line calculates the tip amount
tip_amount = cost_meal * tip_percent / 100
This line calculates the total amount
total_amount = tip_amount + cost_meal
This line prints the tip amount
print("Tip amount: "+str(round(tip_amount,2)))
This line prints the total amount
print("Total amount: "+str(round(total_amount,2)))
Follow these steps to complete the solution
Copy the code in the answer section.Save as .pyRun the programSave the screenshots of the program result in a word document A database designer wants to create three tables: Supplier, Product, and Country. The Supplier table has a Countryld column with values that must appear in the Country table's Countryld column. The Product table has an auto-increment column.
Which table's CREATE TABLE statement(s) must specify a FOREIGN KEY?
a. Supplier
b. Product
c. Country
d. Supplier and Country
Answers
Answer:
(a) Supplier
Explanation:
In database design, two tables are linked together using a FOREIGN KEY. A foreign key is formed from one or more columns of one table that reference or match another key (often called a primary key) in another table. In other words, when a column or a combination of columns on one table points to a primary key of another table, the column(s) will specify the foreign key.
PS: A primary key is used to make each entry of a table unique.
In the given tables - Supplier, Product, Country - since the Supplier table has a column called CountryId referencing the CountryId column of the Country table, then CountryId is a primary key in Country table but a foreign key in Supplier table.
Therefore, the CREATE TABLE statement(s) of the Supplier table must specify a foreign key.
A database management system often reads and writes data in a database, and makes sure there is consistency and availability. The supplier table's CREATE TABLE statement(s) must specify a FOREIGN KEY.
The database system often guards data when a lot of transactions is taking place. it often hinders multiple transactions with the same data at the same time.The Select SQL statement does not alter any database data. A supplier database is made up of different list of service, product or materials providers who can meet orders quickly.
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anyone know?????? help me ASAP
Answers
Answer:
build personal blog
Explanation:
Saving a file requires a secure mechanism such that the server is directly connected and receiving the uploaded file from your computer.
all others also require https except building a personal blog
Print a message telling a user to press the letterToQuit key numPresses times to quit. End with newline. Ex: If letterToQuit = 'q' and numPresses = 2, print:
Answers
You can find in the photo. Good luck!
The following code does sum of the triples of even integersfrom 1 through 10
int total = 0;
for (int x = 1; x <= 10; x++){
if (x % 2 == 0)
{ // if x is even
total += x * 3;
}
}// end of for
Please rewrite the above code using InStream
Answers
Answer:
Explanation:
Using Java, I have recreated that same code using intStream as requested. The code can be seen below and the output can be seen in the attached picture where it is highlighted in red.
import java.util.stream.IntStream;
class Brainly
{
static int total = 0;
public static void main(String[] args)
{
IntStream.range(0, 10).forEach(
element -> {
if (element % 2 == 0) {
total += 3;
}
}
);
System.out.println("Total: " + total);
}
}
HELP ME OUT PLEASE!!!!
Newspapers are forms of digital media.
True False
Answers
A help desk technician determines that a user's issue is caused by a corrupt file on their computer. What is the fastest way to transfer a good file to the computer?
Answers
The fastest way to transfer a good file to the computer is Use the C$ administrative share to copy the file.
How do I copy a file?To copy a file, right-click on the desired file and select Copy. Alternatively, you can use the keyboard shortcut. To copy the item: click Ctrl+C. Navigate to the folder you want to move or copy the item to and click Ctrl+V or right-click and select paste.
To automatically paste the text, you will be inserting the copied content, which is in the clipboard to the desired location by the user, since such an operation only works if something has previously been copied or cut.
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which layout option did sean use to change the chart on the act mngrs 2016 sheet to look like the screenshot below? (note: you may need to hover over the layout for a moment to see the label)
Answers
Sean used the "Stacked Column" layout option to stack the data in the chart for easier comparison.
Stacked Column Layout to Compare DataSean used the "Stacked Column" layout option to change the chart on the ACT MNGRS 2016 sheet to look like the screenshot. This layout option stacks the data in the chart, enabling easier comparison between the different categories. This is especially useful when there are multiple data points that need to be compared in one chart. By stacking the data, it allows the user to see the relative size of each point in the chart, which makes it easier to compare. This layout option also allows the user to see the total value of each category by combining the individual data points together.
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give one major environmental and
one energy problem kenya faces as far as computer installations are concerned?
Answers
One considerable predicament that Kenya encounters pertaining to the utilization of computers is managing electronic waste (e-waste).
Why is this a problem?The mounting number of electronic devices and machines emphasizes upon responsibly discarding outdated or defective hardware in order to avoid environmental degradation.
E-waste harbors hazardous materials such as lead, mercury, and cadmium which can pollute soil and water resources, thereby risking human health and ecosystem sustainability.
Consequently, a significant energy drawback with computer use within Kenya pertains to the insufficiency or instability of electrical power supply.
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The Footnote Text style defines characters as ____________.
a 12 point Times New Roman and paragraphs are as single-spaced and right-aligned
b 10 point Times New Roman and paragraphs as double-spaced and left-aligned
c 12 point Times New Roman and paragraphs as double-spaced and right-aligned
d 10 point Times New Roman and paragraphs as single-spaced and left-aligned
Answers
Answer:
c 12 point Times New Roman and paragraphs as double-spaced and right-aligned
Explanation:
Because they are double spaced
A deferred annuity is an annuity which delays its payouts. This means that the payouts do not start until after a certain duration. Notice that a deferred annuity is just a deposit at the start, followed by an annuity. Your task is to define a Higher-order Function that returns a function that takes in a given interest rate and outputs the amount of money that is left in a deferred annuity.
Define a function new_balance(principal, gap, payout, duration) that returns a single-parameter function which takes in a monthly interest rate and outputs the balance in a deferred annuity. gap is the duration in months before the first payment, payout is monthly and duration is just the total number of payouts. Written in Python code.
Test Case:
new_balance(1000, 2, 100, 2)(0.1)
Output:
1121.0
Answers
Answer:
Explanation:
Here is the requested Python code for the new_balance function:
def new_balance(principal, gap, payout, duration):
def balance(interest_rate):
return principal * (1 + interest_rate)**gap + payout * ((1 + interest_rate)**(gap + duration) - (1 + interest_rate)**gap) / interest_rate
return balance
This function defines a single-parameter function balance which takes in a monthly interest rate and calculates the balance in a deferred annuity based on the given parameters. The balance is calculated using the formula for a deferred annuity, which accounts for the gap between the initial deposit and the start of the payouts, as well as the total number of payouts and the monthly payout amount.
Select the qualification that is best demonstrated in each example.
Clyde explains the equipment installation process to a customer.
Meredith picks up a heavy stereo and puts it in place on a shelf.
Brittney figures out what is wrong with a phone line that is not working
Answers
Answer: The answer is D,A,D
Explanation: DAD just did it earlier
tools used to type text on Ms paint
Answers
Means having a current knowledge and understanding of computer mobile devices the web and related technologies
Answers
Answer:
"Digital literacy" would be the appropriate solution.
Explanation:
Capable of navigating and understanding, evaluating as well as communicating on several digital channels, is determined as a Digital literacy.Throughout the same way, as media literacy requires the capability to recognize as well as appropriately construct publicity, digital literacy encompasses even ethical including socially responsible abilities.Which of the following is the process of writing the step-by-step instructions that can be understood by a computer?
Answers
Answer:
The process should be called an algorithm!
A collection of code makes up which of the following?
O input
O output
O a program
O a device
Answers
Answer:
C. a program
Explanation:
in computers a code is 101101 aka a chain of codes
Hope that helps :) dez-tiny
1. Which of the following does NOT have Artificial Intelligence?
Siri/Alexa
driverless cars
Wireless Speakers
Face Recognition
Answers
Answer:
wireless speakers
Explanation:
siri is a spin-off from a project originally developed by the SRI International Artificial Intelligence Center. Its speech recognition engine was provided by Nuance Communications, and Siri uses advanced machine learning technologies to function. alexa is the same. driverless cars when talking about autonomous cars, it is almost impossible not to discuss artificial intelligence. AI is used to enable the cars to navigate through the traffic and handle complex situations. Also, with a combined AI software and other Iot sensors, such as cameras, it becomes easier to ensure proper and safe driving.face recognition and AI can be discussed as different mechanisms and I do so occasionally to make clear that they are intertwined it is important to note that most any contemporary, powerful face recognition has certainly been developed using some aspect of AI so as it is clearly wireless speakers.
Given the string “supercalifragilisticexpialidocious”.
1. What is the length of the string i.e. write the script to find the length? (2 points)
2. Find the sub-string of first 5 positions and the other sub-string with last 5 positions. (4 points)
3. Find how many times “i” occurs in this word in python
Answers
The string and the three instructions is an illustration of the python strings
The length of the stringThe following instruction calculates the length of the string using the Python script:
len("supercalifragilisticexpialidocious")
The returned value of the above instruction is: 34
The substringsThe following instruction calculates the sub-string of first 5 positions and the other sub-string with last 5 positions
myStr[:5]+myStr[-5:]
The returned string of the above instruction is: "supercious"
The number of occurrence of iThe following instruction calculates the occurrences of i in the string
"supercalifragilisticexpialidocious".count("i")
The returned value of the above instruction is: 7
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Describe the basic function of systems management tools. If you were starting a new company, do you feel like these tools would be a valuable investment? Explain your answer
Answers
Systems are created to connect various departments and components of an organization so they can cooperate to accomplish corporate goals.
What is system?System is defined as a grouping of components or pieces that are arranged for a single function. A computer system is an integrated set of devices that can input, output, process, and store data and information. At least one digital processor is used in modern computer systems.
A management information system makes data more accessible, which lowers uncertainty and enables managers to base their judgments on insightful facts to provide improved ratio quality. The administration of a corporate network's or data center's information technology (IT) systems is known as systems management.
Thus, systems are created to connect various departments and components of an organization so they can cooperate to accomplish corporate goals.
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Write a python program to print the square of all numbers from 0 to 10.
Answers
Answer:
for i in range(11):
print(i**2)
Perform the following for each 8 bit binary addition:
add the two binary numbers
interpret all there 8 bit binary numbers as a signed number (2’s complement)
interpret all three 8 bit binary numbers as unsigned numbers
Binary Number
Signed Decimal Value
Unsigned Decimal Value
Number 1
01111001
Number 2
00011110
Sum
Binary Number
Signed Decimal Value
Unsigned Decimal Value
Number 1
00011011
Number 2
00010100
Sum
Binary Number
Signed Decimal Value
Unsigned Decimal Value
Number 1
11110110
Number 2
10000011
Sum
Answers
Answer:
Where are options?
Explanation:
Use Simulink to simulate the following circuit. Save your slx.file as EE207_StudentID.
Find the power absorbed by the 5 A current source in the circuit in Figure
Answers
Answer:
the correct answer is in the below file
xh5jg5l.com
How does an IPS filter a network?
By checking administrative rulesets
By analyzing traffic patterns
By checking incoming requests
By analyzing specific user groups
Answers
Answer:
All of the options correct, (Intrusion Prevention System) can use a combination of techniques to filter network traffic
Explanation:
By checking administrative rulesets: An IPS may use predefined rules or signatures, set by an administrator, to identify and block known attacks or malicious activity.By analyzing traffic patterns: An IPS may use machine learning or other techniques to analyze the patterns of network traffic in order to identify and block unusual or suspicious activity.By checking incoming requests: An IPS may examine each incoming network request and compare it against a set of rules or signatures to identify and block malicious traffic.By analyzing specific user groups: An IPS may also use information about specific user groups, such as which users or devices are on the network, to identify and block malicious activity.A 3-character string, passCode, is read from input. Replace the second and third characters in passCode with '$' only if both are digit characters. Otherwise, passCode is not changed.
Ex: If the input is 435, then the output is:
4$$
Ex: If the input is 68p, then the output is:
68p
in c++
Answers
Here's the C++ code that implements the given functionality:
#include <iostream>
#include <string>
using namespace std;
int main() {
string passCode;
cin >> passCode;
if (passCode.length() >= 3 && isdigit(passCode[1]) && isdigit(passCode[2])) {
passCode[1] = '$';
passCode[2] = '$';
}
cout << passCode << endl;
return 0;
}
How to explain the programThe program reads a string input passCode from the user and checks if it has at least 3 characters and if the second and third characters are digits. If both conditions are met, it replaces the second and third characters with the '$' character. Finally, it prints the updated passCode string to the console.
Note that the isdigit function from the <cctype> library is used to check if a character is a digit. The string class from the <string> library is used to represent the passCode string.
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Which of the following binary (base-2) numbers is LARGEST?
Answers
Answer:
A. 11000000
Explanation:
A. 11000000 is 192
B. 01111111 is 127
C. 00000001 is 1
D. 10111111 is 191
Therefore, making A the largest.
The base 2 value which is largest from the options given is 11000000
Converting the values to base 10 :
1. 11000000
\((1 \times {2}^{7}) + (1 \times {2}^{6}) + (0 \times {2}^{5}) + (0 \times {2}^{4}) + (0 \times {2}^{3}) + (0 \times {2}^{2}) + (0 \times {2}^{1}) + (0 \times {2}^{0} ) = 128 + 64 = 192\)2. 01111111
\((0 \times {2}^{7}) + (1 \times {2}^{6}) + (1 \times {2}^{5}) + (1 \times {2}^{4}) + (1 \times {2}^{3}) + (1 \times {2}^{2}) + (1 \times {2}^{1}) + (1 \times {2}^{0} ) = 0 + 64 + 32 + 16 + 8 + 4 + 2 + 1 = 127\)3. 00000001
\((0 \times {2}^{7}) + (0 \times {2}^{6}) + (0 \times {2}^{5}) + (0 \times {2}^{4}) + (0 \times {2}^{3}) + (0 \times {2}^{2}) + (0 \times {2}^{1}) + (1 \times {2}^{0} ) = 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 1 = 1\)4. 10111111
\((1 \times {2}^{7}) + (0 \times {2}^{6}) + (1 \times {2}^{5}) + (1 \times {2}^{4}) + (1 \times {2}^{3}) + (1 \times {2}^{2}) + (1 \times {2}^{1}) + (1 \times {2}^{0} ) = 128 + 0 + 32 + 16 + 8 + 4 + 2 + 1 = 191\)The largest base 2 value obtained by comparing the equivalent base 10 values is 11000000Learn more:https://brainly.com/question/23939074
Brainly account. How to open?
Answers
7.8 LAB: Palindrome A palindrome is a word or a phrase that is the same when read both forward and backward. Examples are: "bob," "sees," or "never odd or even" (ignoring spaces). Write a program whose input is a word or phrase, and that outputs whether the input is a palindrome.
Answers
Answer:
word = input("Write a word: ").strip().lower()
without_space = word.replace(" ","")
condition = without_space == without_space[::-1]
print("Is %s palindrome?: %s"%(word,condition))
Which of the following is a document view you can select using Button on the status bar?
a. share view
b, web layout view
Answers
Answer:
la b
Explanation:
The web layout view is the document view that can be selected using the buttons on the status bar. Thus, option b. is correct.
What is web layout view?The web layout view is the feature of Microsoft word, that helps the user to view their document in the form as it could be seen in the webpage if the document is published.
The status bar of the Microsoft word allows the user to view their document in the web layout view simply by clicking a button on the status bar.
Therefore, option b. is correct.
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find different between manocots and dicots clarify with example
Answers
Answer:
hope it's help you..............
