Explain how a range of frequencies can be used to increase data rate.
What will be an ideal response?
To increase the overall data rate, a sender divides the frequency range of the channel into K
carriers, and sends 1 /K of the data over each carrier.
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MySQL ____________ can speed up query execution as well as protect against SQL injection attacks.
a. query hints b. stored procedures c. triggers d. prepared statements
A rogue attack uses software to try thousands of common words in an attempt to gain unauthorized access to a user's account.
Answer the following statement true (T) or false (F)
?Spanning cells are created by addingdivattributes to eithertdorthelement.
Answer the following statement true (T) or false (F)
What TCP flag is responsible for synchronizing the beginning of a session?
A. URG flag B. ACK flag C. PSH flag D. SYN flag