A junior administraotor comes to you in a panic. After looking at the log files, he has become conviced that an attacker is attempting to use a duplicate IP address to replace another system in the network to gain access. Which type of attack is this?

TCP/IP hijacking

Explanation:

TCP/IP hijacking occurs when an authorized person receives access to the network connection of another person. This is considered a form of a man-in-the-middle attack.

The attacker can identify the IP addresses of two session users, a Denial-of-service (DoS) attack is used to incapacitate one of them while a connection is made by mirroring the network ID of the incapacitated user.

When an IP address is duplicated to replace another system in the network to gain access, TCP/IP hijacking has taken place.

yes we can change both the color of the value of a cell as well as background color of a cell at the same time .

as we know that excel sheet consists of columns and rows.

and intersection of column and row is called cell.

we can change color of the cell and background of the cell at the same time.

hence the statement that

can a person change color of the cell and background of the cell at the same time is true.