Answer:
To make sure that data sent from a device is just received by appropriate device we use "<u>Switch</u>"
Explanation:
Switch is the networking device. It is used to connect all the Local area networks in a computer network. The switch store the addresses of all computers over the network. Whenever data packet arrives to the switch, it just read the address of destination computer and just send it to appropriate device instead of all devices.
Hub is also used for this purpose, but it has no ability to read the address and send the packet to all devices over the network.
<em>So, we use Switch to send data to appropriate device.</em>
The program that takes two char parameters passed by reference and swap the values in the two parameters is illustrated below.
<h3>What is a program?</h3>
A computer program is a sequence of instructions in a programming language for a computer to execute.
The program is illustrated below:
void SwapGrade(char &g1, char &g2)
{
char t = g1;
g1= g2;
g2 = t;
}
Output
B
C
C B
Learn more about program on:
brainly.com/question/26642771
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I think it’s the second and the third one. Sorry if I’m wrong but that is what I would put.
Answer:
Keyboard
Explanation:
Visually impaired users usually rely on the keyboard for navigating a website, the concept of taking notice of disabled people while building your website or applications is called accessibility or a11y for short, where the user uses the tab key to focus on various form elements and enter for selection, etc. it is believed that websites with proper accessibility reaches and cater for more users.
Answer: This problem is called a <em>run-time error. </em>
Explanation:
When the program is being executed and Javascript interpreter encounters the problem it is a run-time error. These errors are different from a syntax error that also occurs frequently and may not even represent a Javascript language error.
