The answer is <span>workstation. </span>The workstation domain refers to any endpoint device used by end users, which includes but is not limited to mean any smart device in the end user's physical possession and any device accessed by the end user, such as a smartphone, laptop, workstation, or mobile device.
R markdown notebook describes a notebook format in R programming which supports R programmers to run codes while also writing documents or explanation alongside. Hence, the missing option is Dashboard.
- R markdown may be compared to jupyter notebooks which also supports writing in markdown language.
- The R markdown notebooks can be created using the R studio, which allows the conversion notebooks of these notebooks into several different formats including the creation of dashboards.
Hence, R markdown notebooks can be converted to <em>HTML</em><em> </em><em> </em><em> </em><em>PDF</em><em>,</em><em> </em><em>word</em><em> </em><em>document</em><em>,</em><em> </em><em>slide</em><em> </em><em>presentation</em><em> </em><em>and</em><em> </em>dashboards.
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The telecommunications device that is widely used in industries that require closed communication are walkie-talkies. Correct answer: D
Walkie-talkies are hand-held, portable, two-way radio transceivers which enable secure communication between the two points, without being part of a network.
Answer:
- If a group of 9 kids have won a total of 100 trophies, then at least one of the 9 kids has won at least 12 trophies.
- If a person buys at least 400 cups of coffee in a year, then there is at least one day in which the person has bought at least two cups of coffee.
- The average of three real numbers is greater than or equal to at least one of the numbers.
Explanation:
1)
Suppose that each kid has less than 12 trophies
Total trophies = 100
Maximum trophies won by one kid = 11
total kids = 9
total number of trophies = 9 * 11 = 99 which contradicts the fact the total number of trophies are 100
2)
Suppose that person has less than 2 cups of coffee a day
Total cups of coffee = 400
he has bought at least one cup of coffee each day
which means
total number of cups of coffee = 1* 366 = 366 which contradicts the fact the person buys at least 400 cups of coffee in a year
3)
Average of three number = (a+ b+ c)/3
suppose that there are real numbers a, b, and c such that all three numbers are less than the average of the three numbers.
Let m be the average (a+b+c
)/3 = m. Then our assumption states that (a < m) and (b < m) and (c < m). By adding all the inequalities we get a + b + c < 3m. But m is defined to be (a+b+c)
/3 , so a + b + c = 3m. But now we have that 3m = a + b + c < 3m. So 3m < 3m which is an obvious contradiction. Thus our claim is true
import java.util.*;
public class myClass {
public static void main(String args[]) {
Scanner scan = new Scanner(System.in);
System.out.print("Input a String: ");
String str = scan.nextLine();
System.out.print("Input an integer: ");
int num = scan.nextInt();
for(int i=str.length()-1; i>=0; i--) {
for(int j=0; j<num; j++) {
System.out.print(str.charAt(i));
}
}
}
}
