Tracy is in a meeting with an important client and wants to know how she can keep her smartphone from interrupting the meeting. She does not want to receive notifications, emails, text messages, or phone calls, but would like to leave her phone on so that she can take notes on the phone.
 
What setting can Tracy use on her phone to make sure she is not interrupted during the meeting?

Answer the following statements true (T) or false (F)

1. The source of the attack is explicitly identified in the classic ping flood attack. 2. Given sufficiently privileged access to the network handling code on a computer system, it is difficult to create packets with a forged source address. 3. SYN-ACK and ACK packets are transported using IP, which is an unreliable network protocol. 4. The attacker needs access to a high-volume network connection for a SYN spoof attack. 5. Flooding attacks take a variety of forms based on which network protocol is being used to implement the attack.

What is a default constructor? How are an object’s instance variables initialized if a class has only a default constructor?

What will be an ideal response?