Answer:
import java.util.*;
public class Country
{
public static void main(String args[])
{
char ch,temp;
int flag = 0;
String country;
ArrayList<String> countries = new ArrayList<String>();
Scanner sc = new Scanner(System.in);
do
{
System.out.println("enter the country you have visited:\t");
country = sc.next();
for(int i=0;i<countries.size();i++)
{
if(countries.get(i).equals(country))
{
System.out.println("you have already entered the country");
flag = 1;
break;
}
}
if(flag == 0)
{
countries.add(country);
flag = 0;
}
System.out.println("want to add another country(y/n):\t");
ch = sc.next().charAt(0);
}while(ch!='n');
Collections.sort(countries);
System.out.println("Countries you have visited:\t"+countries);
System.out.println("Total number of contries visited:"+countries.size());
}
}
Explanation:
Answer:
"Data center" is the correct answer for the above question.
Explanation:
- The data center is a hub or a house that is used to hold the computers and the hardware of storage to store the database.
- The database is the collection of data that is stored for the future prospective.
- The database can be unstructured or structured, but all are stored in the hardware of the computer system and that type of computer system is stored on the particular place that stores the data is known as a data center.
- The above concept is also asked by the question. Hence the answer is data center.
Answer:
The correct options are;
-Position the keyboard directly in front and close to you so you don't have an excessive reach
-Keep your shoulders, arms, hands and fingers relaxed
-Position your wrists straight or in neutral position while typing
-Adjust your chair height and position so your feet rest flat on the floor, or add a footrest to compensate for a higher chair
-Adjust the keyboard height so that your shoulders can relax and your arms are straight in front of you
Explanation:
1) It is important to keep the fingers in a relaxed position when typing
2) Ensure to type in a tapping fashion when typing rather than pressing on the keys of the keyboard
3) The fingernails should be kept short when frequent typing is done
4) The wrist is better kept above the keyboard than resting on it
5) Ensure that the mouse is easily reached.
Answer:
The answer is "True".
Explanation:
To transfer data, the fiber optic wire used a high-speed data transmission medium, which includes a small glass or plastic polymers, that carry the light beam to transmit data through swift light flashes through the cable.
- It enables the transmission of data more quickly over larger distances.
- In this cable, the traditional cable use to provide web data transfer to cable TV, that why the given statement is true.
Answer: “Editing” in general means fixing problems in a written document so that it has no mistakes and is easy to read
Explanation: Yeah
