Noise usually means static.
What help menu are you talking about?
Answer:
A. Helps to quickly find information in a document
B. Points readers to specific page numbers
D. Locates specific sections within a document
Answer:
B. External systems and technology architecture.
Explanation:
In such environment, you have to know what external systems are in place so have proper communication with External Systems whether be in message format or web/networks, Communication protocols, Security methods, Error detection and recovery,
Additionally, it consits of technology architecture so conforming to an existing technology architecture helps us discover and describe existing architecture
one thing you could do is a factory reset, but that depends on your system