Answer:
Replace the printhead is the correct answer.
Explanation:
Because in the following statement, that person is from the department of the accounting then, he call the technician regarding the problem occurs in the printer which is dot-matrix printer and when he examined the dot-matrix printer and replace the printhead because when he print any document then, he finds that some letters have missing from the page.
<span>Sending packets with false IP source addresses is called </span>IP address spoofing
Answer:
They share or broadcast information by making a letter or information in a papyrus material. in industrial age they use Telegraph or typewriter to communicate each other.
A key is unique if the value(content) in that field appears only in one record