Answer:
o enter an Excel formula into a cell, you start with an equal (=) sign. Excel then knows that the expression that follows should be interpreted as a calculation, not text. After the equal sign, you enter the formula. For example, you can find the sum of the numbers in cells C2 and C3 by using the formula =C2+C3.
Explanation:
hope that helps you
(1010100) convert into hexadecimal number system
will MARK AS BRAINLIEST
Answer:
Dex: 84
Hex: 54
Bin: (1010100)
Explanation:
You keep on dividing by 16 until you get 0 to find the hexadecimal then use the remainders from the last to the first.
Acute exacerbation of addison's disease can lead to ecg changes and cardiovascular collapse as a result of electrolyte imbalance secondary to:_________
Acute exacerbation of Addison's disease can lead to ECG changes and cardiovascular collapse as a result of electrolyte imbalance and also as a consequence of low blood volume due to the K retention and/or Na excretion.
What is Addison's disease?Addison's disease is a disorder associated with the faulty secretion of several hormones, which are fundamental to maintaining the homeostasis of the body (state of equilibrium) in normal conditions.
This disease (Addison's disease) is associated with electrocardiogram (ECG) changes due to arrhythmia caused by electrolyte imbalance issues, which is a process that depends on positive ion particles such as potassium K and sodium Na in normal concentration levels
In conclusion, acute exacerbation of Addison's disease can lead to ECG changes and cardiovascular collapse as a result of electrolyte imbalance and also as a consequence of low blood volume due to the K retention and/or Na excretion.
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Which option demonstrates when Olga will apply deductive reasoning in the following scenario? Olga is conducting an experiment that compares the spatial reasoning abilities of pigs and dogs.
Olga proposes that pigs will outperform dogs on her spatial reasoning test.
Olga administers a test that allows both pigs and dogs to demonstrate spatial reasoning.
Olga is conducting an experiment that compares the spatial reasoning abilities of pigs and dogs
Olga examines the existing literature concerning spatial reasoning in animals.
Answer:
i think a
Explanation:
The FROM clause to the SELECT statement used in SQL indicates: Multiple Choice the name of the column(s) from which to retrieve data. the name of the database(s) from which to retrieve data. the name of the table(s) from which to retrieve data. the name of the query from which to retrieve data.
The FROM clause to the SELECT statement used in SQL indicates the name of the table(s) from which to retrieve data. The SELECT statement in SQL is used to select data from a database.
The FROM clause is one of the clauses used with the SELECT statement. The FROM clause specifies the name of the table from which the data is to be retrieved, and it is mandatory to include the FROM clause in a SELECT statement.
The name of the database(s) from which to retrieve data is not specified in the FROM clause, but rather in the connection string that is used to connect to the database. The name of the query from which to retrieve data is not a valid option for the FROM clause, as the query itself is specified in the SELECT statement.
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What type of loop allows you to indicate the starting value for the loop control variable, the test condition that controls loop entry, and the expression that alters the loop control variable, all in one convenient place
Answer:
I think it's a for loop.
A for loop looks like:
for (starting statement; condition that is true; condition applied to iteration)
Explanation:
When formulating a linear programming model on a spreadsheet, the decisions to be made are located in the data cells.
a. True
b. False
You are applying for jobs in the financial industry, looking for a position applying numerical methods in the field of financial modeling. An interviewer tells you about the 1982 rounding error in the Vancouver Stock Exchange's index, in which the error caused a 50 percent loss of value in 22 months. The interviewer decides to determine your knowledge of floating-point representations with a quick test. You are asked to represent the number y = 6. 59375 in a floating-point system that contains numbers of the form x = (-1)* (1. B1b2b3b4b5)2 x 2", with bị € {0, 1} and exponent m € (-4,5).
Required:
What is the absolute error \y – fl(y)] due to rounding if the floating point system rounds up (towards infinity)?
The absolute error due to rounding, when rounding up (towards infinity), for the number y = 6.59375 is approximately 0.49275.
To calculate the absolute error due to rounding in the given floating-point system, we need to compare the exact value of the number y = 6.59375 with its rounded value, fl(y).
In the floating-point system, the number x = (-1)*(1.B1B2B3B4B5)2 * 2^m represents a value where B1B2B3B4B5 is the binary fraction part and m is the exponent.
To find the absolute error, we subtract the rounded value fl(y) from the exact value y and take the absolute value:
Absolute error = |y - fl(y)|
In this case, the number y = 6.59375. Since the floating-point system rounds up, we need to determine the nearest number in the system that is greater than or equal to 6.59375.
By examining the binary representation of the number 6.59375 (6.1001100), we can see that the rounded value, fl(y), would be 6.1010000 in the given floating-point system.
Now we can calculate the absolute error:
Absolute error = |6.59375 - 6.1010000|
After performing the subtraction, the absolute error is approximately 0.49275.
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Identify the type of error.
print "hello"
num = 5 / 0
Answer:
Syntax error
Explanation:
This is a type of error that occurs when there is a problem with the code that makes it unable to compile and execute.
For example, making a conditional statement without using the correct parameters will result in a syntax error.
Answer:
syntax
runtime
Explanation:
correct on edge
Which of the following is an example of a sales promotion?
Answer:
bird power bird power bird power
Explanation:
cause ik
A form of encryption that uses only one key to encrypt and decrypt a file. This is a less
secure form of encryption
O Wiretapping
Symmetric Encryption
Type 2 Authentication
Asymmetric Encryption
Answer:
symmetric encryption
Explanation:
Asymmetric encryption uses 2 keys.
a company uses dhcp to manage ip address deployment for employee workstations. the it department deploys multiple dhcp servers in the data center and uses dhcp relay agents to facilitate the dhcp requests from workstations. which two udp ports are used to forward dhcp traffic? (choose two.)
DHCP traffic is forwarded on UDP ports 67 (server) and 68. (client). Using these ports, DHCP relay agents transmit DHCP messages from the client to the server.
When does an organization's IT department deploy IP addresses for employee workstations using DHCP?A business manages the IP address distribution for employee workstations using DHCP. In order to facilitate DHCP requests from workstations, the IT department sets numerous DHCP servers in the data centre and makes use of DHCP relay agents.
What is the name of the DHCP process that can give a client machine an IP address?DHCP. DHCP is a mechanism that uses the network to automatically allocate TCP/IP addressing information to workstations (see IETF draught standard RFC 2131, 2132, and 2133).
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What file is used to translate host names to IP addresses?
a) hosts file
b) lmhosts file
c) dns file
d) wins file
The correct answer to the question of what file is used to translate host names to IP addresses is c) DNS file. DNS stands for Domain Name System and it is responsible for translating human-readable domain names (such as www.example.com) into machine-readable IP addresses (such as 192.168.0.1) that are used by computers to communicate with each other over the internet.
The DNS system works by maintaining a database of domain names and their corresponding IP addresses, which is distributed across a network of servers. When a user enters a domain name into their web browser, their computer sends a request to a DNS server to look up the corresponding IP address. The DNS server then searches its database for the IP address and returns it to the user's computer, allowing them to connect to the desired website. The DNS file, also known as the DNS zone file, is a text file that contains the records for a specific domain name and its associated IP addresses. It is maintained by the domain name owner or their web hosting provider and is used by DNS servers to resolve queries for that domain name.
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What is a decision tree
Which address typ e is automatically created by defaukt on a host interface when no ras are received?
Answer:
Which address type is automatically created by default on a host interface when no RAs are received? global unicast address
Explanation:
Can someone help me with Edhesive 8.3 lesson practice question number 5? I can’t figure it out
Answer:
3
Explanation:
An IP fragment has arrived with an offset value of 200. How many bytes of data were originally sent by the source before the data in this fragment
1600 bytes of data were originally sent by the source before the data in the specified fragment.
When a source sends a large IP packet that exceeds the Maximum Transmission Unit (MTU) size of a network, the packet gets fragmented into smaller pieces or fragments. Each fragment carries a portion of the original data and has an offset value that indicates its position in relation to the original packet. In this case, if the offset value of a fragment is 200, it means that 200 bytes of data have been sent before the data in this specific fragment.
Since each fragment typically carries 8 bytes of overhead (IP header), the total amount of data originally sent by the source before this fragment would be 200 bytes + (8 bytes * 200 fragments) = 1600 bytes. Therefore, the original data size sent by the source before this fragment is 1600 bytes.
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What is meaning of lunch bar
A lunch bar is a restaurant where the public may purchase cold meals in containers, cold wrapped sandwiches, drinks, or items retrieved through coin operated compartments for consumption on or off the premises.
2) viruses that load from usb drives left connected to computers when computers are turned on are known as
Viruses that load from USB drives left connected to computers when computers are turned on are known as "USB-based viruses" or "USB-borne viruses."
These types of viruses are designed to spread through USB drives by creating a copy of themselves on the drive and then infecting any other computer that the drive is connected to. When a USB drive infected with this type of virus is left connected to a computer when the computer is turned on, the virus is loaded into the computer's memory and can begin to infect files and spread to other connected drives or devices.
To prevent USB-based viruses, it is recommended to use reputable antivirus software, avoid using unknown or suspicious USB drives, and always scan USB drives with antivirus software before using them. Additionally, it is important to safely eject USB drives before disconnecting them from a computer to avoid any potential data loss or corruption.
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Viruses that load from USB drives left connected to computers when computers are turned on are known as "USB-based viruses" or "USB-borne viruses."
These types of viruses are designed to spread through USB drives by creating a copy of themselves on the drive and then infecting any other computer that the drive is connected to. When a USB drive infected with this type of virus is left connected to a computer when the computer is turned on, the virus is loaded into the computer's memory and can begin to infect files and spread to other connected drives or devices.
To prevent USB-based viruses, it is recommended to use reputable antivirus software, avoid using unknown or suspicious USB drives, and always scan USB drives with antivirus software before using them. Additionally, it is important to safely eject USB drives before disconnecting them from a computer to avoid any potential data loss or corruption.
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Select the three statements that best describe benefits to testing a system.
allows you to capture the required behavior of the system
allowS you to correct inaccurate requirements
allowS you to have a good foundation from which to work
allows you to validate characteristics
allows you to verify the project scope
O allows you to create a prototype
allows you to provide a basis for testing
Answer:
Following are the three statements which best describe benefits to testing a system.
Explanation:
First
Allows you to correct inaccurate requirements
Second
Allows you to validate characteristics
Third
Allows you to capture the required behavior of the system
As a chemical engineer, what would you be most likely to do in your job?
design robots to perform repetitive tasks
sterilize food processing equipment
design sewer treatment plants
combine microorganisms and enzymes to create new medicines
Answer:
The correct option is;
Design sewer treatment plants
Explanation:
Chemical engineers, also known as a process engineer, are involved in the design and development of cost beneficial ways of utilizing energy and materials which can mostly be established as a chemical manufacturing process
The chemical engineer works by applying scientific principles to resolve and provide amicable solutions to the production usage, disposal, and waste management, of chemical and other related materials
Chemical engineers conducts research into the usage of materials and production process.
A person who is good with numbers and problem solving has which type of learning preference?
a) hands-on
b) verbal
c) logical
d) visual
Answer:
I believe it is logical.
Answer: c) logical
Explanation:
:)
What is another term for the type of login credentials provided by a token device?
A) Biometric
B) One-time password
C) Mutual authentication
D) Two-factor authentication
Another term for the type of login credentials provided by a token device is b) One-time password (OTP).
A token device generates a unique and temporary numeric or alphanumeric code that the user enters for authentication, alongside their regular password. This adds an extra layer of security, as the OTP is valid only for a short period of time and is required in addition to the user's standard login credentials.
This method is particularly effective in preventing unauthorized access, as the OTP cannot be easily guessed or reused by potential attackers. In some cases, token devices may also be part of a D) Two-factor authentication process, which combines the OTP with another authentication factor, such as a biometric input or a regular password, for enhanced security.
Therefore, the correct answer is b) One-time password
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Write the technical terms for each of the following:
a. The use of the Internet to buy and sell goods and services.
b. Voice communication through the Internet. C. A program that allows the user to log into a remote computer on the Internet as a user on that system.
d. High speed digital communication network evolving from existing telephony.
e. Software that is used for surfing information through the Internet.
Explanation:
network" (and any subsequent words) was ignored because we limit queries to 32 words.
This graph shows the number of steps Ana and Curtis each took over the course of four days. Which of the following labels best describes the y-axis values? Number of Steps per Day 12000 10000 8000 6000 رااا 4000 2000 0 1 2 3 Ana Curtis
Steps per day
None of the above
Day of the week
Steps by user
Answer:
None of the above
Explanation:
According to Albert Einstein, our very existence is inextricably linked to bees - he is reputed to have said: "If the bee disappears off the surface of the globe, then man would only have four years of life left."
a.
Humans only have 4 years left to live.
c.
Human existence is dependent on bees.
b.
Bees are dependent on human existence
d.
None of the above
10. What Microsoft program is frequently used to develop pictorial representations
of a database's logical relationships?
A. Visio
B. Access
C. Excel
D. Word
Answer:
A. Visio
It's a "powerful tool for diagramming needs". In other words, pictures.
How many and, or and exor gates are required for the configuration of full adder?.
To configure a full adder, we require a combination of AND, OR, and XOR gates. A full adder is a digital circuit that adds three binary inputs: A, B, and Carry In (Cin), and produces two outputs: Sum (S) and Carry Out (Cout).
1. Two XOR gates: XOR gates are used to perform the addition operation on the input bits.
We need two XOR gates to calculate the sum (S) output. The inputs of the XOR gates will be the binary inputs A and B.
2. Two AND gates: AND gates are used to calculate the carry output (Cout). We require two AND gates to calculate the carry output.
The inputs of these gates are the binary inputs A and B.
3. One OR gate: The OR gate is used to combine the outputs of the two AND gates to calculate the final carry output (Cout). The inputs of the OR gate will be the outputs of the two AND gates.
To summarize, the configuration of a full adder requires:
- Two XOR gates for calculating the sum (S)
- Two AND gates for calculating intermediate carry outputs
- One OR gate for combining the intermediate carry outputs to calculate the final carry output (Cout).
By using these gates in the correct configuration, we can implement a full adder circuit that performs binary addition.
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The complete question is
How many and, or, and exor gates are needed for the entire adder configuration?
write a program that asks the user for a file name and a string to search for. the program should search the file for every occurrence of a specfied string. when the string is found, the line that contains it should be displayed. after all the occurrences have been located, the program should report the number of times the string appeared in the file.
Just use grep command to look for such pattern supplied either by Pattern parameter in the given file, writing each line that matches to standard output.
What is the program?The program which asks the user for filename and to search for a string is :
#include <iostream>
#include <fstream>
#include <string>
using namespace std;
int main()
{
string fileName,
buffer,
search;
int count = 0;
cout << "Enter the name of a file: ";
cin >> fileName;
fstream file(fileName, ios::in);
if (!file)
{
cout << "Error opening file.\n";
return 0;
}
cout << "Enter a string to search for in the file \""<< fileName << "\".\n";
cin >> search;
cout << "\nString: " << search << endl;
cout << "All lines in file that contain the string:\n";
file.seekg(0, ios::beg);
while (!file.fail())
{
getline(file, buffer);
if (buffer.find(search,0) < buffer.length())
{
cout << buffer << endl;
count++;
}
}
cout << "Numer of times the string appeared in file: " << count << endl;
file.close();
return 0;
}
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Write a program to declare an integer array of size 10 and fill it with random numbers using the random number generator in the range 1 to 5. The program should then perform the following: . Print the values stored in the array Change each value in the array such that it equals to the value multiplied by its index. Print the modified array. You may use only pointerioffset notation when solving the programt Example run: The sales red the fa (& 7 4- 8 A hp 144 ( 9 Add text 1 Draw P
We declare an integer array 'arr' of size 10. We then use the 'srand' function to seed the random number generator with the current time to ensure different random numbers on each program run.
Here's a program in C that fulfills the requirements you mentioned:
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
int main() {
int arr[10];
srand(time(NULL)); // Seed the random number generator
// Fill the array with random numbers between 1 and 5
for (int i = 0; i < 10; i++) {
arr[i] = rand() % 5 + 1;
}
// Print the original array
printf("Original Array: ");
for (int i = 0; i < 10; i++) {
printf("%d ", arr[i]);
}
printf("\n");
// Modify each value in the array by multiplying it with its index
for (int i = 0; i < 10; i++) {
arr[i] = arr[i] * i;
}
// Print the modified array
printf("Modified Array: ");
for (int i = 0; i < 10; i++) {
printf("%d ", arr[i]);
}
printf("\n");
return 0;
}
We fill the array with random numbers between 1 and 5 using the rand function. To limit the range, we use the modulo operator (%) to get the remainder when divided by 5 and add 1 to shift the range from 0-4 to 1-5.
We then print the original array using a for loop. After that, we modify each value in the array by multiplying it with its index. Finally, we print the modified array.
Each array element is accessed using pointer arithmetic notation, 'arr[i]', where 'i' represents the index of the element.
Upon running the program, you should see the original array printed first, followed by the modified array.
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Students who understand what the teacher is saying do not need to take notes.
Please select the best answer from the choices provided
T
F
Answer:
false
Explanation:
edge 2022