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attashe74 [19]
3 years ago
9

Type dig www.example A in order to get the IP address of www.example. What’s the TTL of the A record returned in the response? W

ait a while, and repeat the query. Why has the TTL changed?
Computers and Technology
1 answer:
fiasKO [112]3 years ago
6 0

Answer:

Your computer now has the IP address of that website cached, and no longer has to lookup the IP address of that domain name. The TTL of the first query is bigger than the TTL of the second query as less time was taken to execute the request.

Explanation:

On the first request to the website, the computer needs to contact other machines to find the record of the IP address.

On the second request, the computer already has the IP address and can use that to connect.

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350 square feet requires 1 gallon of paint. Assign gallons_paint with the amount of paint required for wall_area. Sample output
Marina CMI [18]
Here's a solution in node.js. Can be easily transcribed to other languages:

var paint_per_sqf = 1/350;
var wall_area = 250.0;
var gallons_paint = wall_area * paint_per_sqf;

console.log(wall_area.toFixed(1) + " square feet wall will need:");
console.log(gallons_paint.toFixed(12) + " gallons of paint");


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3 years ago
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Explanation:

4 0
3 years ago
given an array of integers a, your task is to count the number of pairs i and j (where 0 ≤ i < j < a.length), such that a[
Nimfa-mama [501]

Using the knowledge of computational language in C++ it is possible to write a code that given an array of integers a, your task is to count the number of pairs i and j.

<h3>Writting the code:</h3>

<em>// C++ program for the above approach</em>

<em> </em>

<em>#include <bits/stdc++.h></em>

<em>using namespace std;</em>

<em> </em>

<em>// Function to find the count required pairs</em>

<em>void getPairs(int arr[], int N, int K)</em>

<em>{</em>

<em>    // Stores count of pairs</em>

<em>    int count = 0;</em>

<em> </em>

<em>    // Traverse the array</em>

<em>    for (int i = 0; i < N; i++) {</em>

<em> </em>

<em>        for (int j = i + 1; j < N; j++) {</em>

<em> </em>

<em>            // Check if the condition</em>

<em>            // is satisfied or not</em>

<em>            if (arr[i] > K * arr[j])</em>

<em>                count++;</em>

<em>        }</em>

<em>    }</em>

<em>    cout << count;</em>

<em>}</em>

<em> </em>

<em>// Driver Code</em>

<em>int main()</em>

<em>{</em>

<em>    int arr[] = { 5, 6, 2, 5 };</em>

<em>    int N = sizeof(arr) / sizeof(arr[0]);</em>

<em>    int K = 2;</em>

<em> </em>

<em>    // Function Call</em>

<em>    getPairs(arr, N, K);</em>

<em> </em>

<em>    return 0;</em>

<em>}</em>

See more about C++ code at brainly.com/question/17544466

#SPJ4

4 0
1 year ago
A mobile device is freezing almost daily. The device remains powered on and the screen illuminated. The user restarts the device
Alex Ar [27]

Answer: C

Check for OS updates

Explanation:

The freezing could be a result of an Operating system (OS) problem that was already fixed with the latest update. Check for uninstalled update in your phone's settings to make sure the device is not missing any vital stability update.

OS updates are basically for correcting any vulnerabilities or discovered errors in every operating system.

7 0
4 years ago
To restore a document to the default theme for the template on which the document is based, click the themes button, and then cl
PtichkaEL [24]
Depends on the program you are using

4 0
3 years ago
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