Answer: Preamble
Explanation:
Preamble is a 7- octet pattern of alternating the 0's and 1's and it allow devices in the network to easily synchronized the receiver clock. It also provide the bit level synchronization.
It basically allow the start of frame delimiter to provide the byte synchronization and assign a new frame. The bits are transmit orderly from left to right in the frame.
Answer:
thank you sa point labyu stay safe
Answer: Azzam used the tool while he was on the third page
Explanation:
The most likely the reason why the phrase was not fixed is because Azzam used the tool while he was on the third page.
This can be infered from the information given when we're told that he uses the Find and Replace tool and clicks on "Replace All" to fix the issue with regards to the error that he made and thus was done from the third page. Therefore, the tool might not have worked for the first page.