I would say the correct answer is "octane". It is important that you use the fuel with the correct octane rating recommended by the manufacturer. Among the choices it is only octane that is used as a rating for fuels. Hope this helps.
Answer: Tar.
Explanation:
A chemical substance made when tobacco is burned. Tar contains most of the cancer-causing and other harmful chemicals found in tobacco smoke. When tobacco smoke is inhaled, the tar can form a sticky layer on the inside of the lungs.
Answer:
To avoid collision of transmitting frames.
Explanation:
CSMA/CA, carrier sense multiple access is a media access control protocol of wireless networks that allows for exclusive transmission of frames and avoidance of collision in the network. When a frame is not being sent, nodes listening for an idle channel gets their chance. It sends a request to send (RTS) message to the access point. If the request is granted, the access point sends a clear to send (CTS) message to the node, then the node can transmit its frame.
Many nodes on a wireless network are listening to transmit frames, when a frame is transmitting, the node has to wait for the access point to finish transmitting, so it sends a RTS message again to exclusively transmit a second frame.
Answer: True
Explanation:
Yes, the given statement is true that the DBA (Database administrator) utilize particular programming to store and arrange information.
The DBA is the proper understanding of the comprehension of the key business of an association, be capable in the utilization of chose database the executives frameworks, and remain side by side of developing advancements and new plan draws near.
The main purpose of the database administrator that it incorporate scope organization, establishment, setup, database plan, movement, execution checking, security, investigating, just as reinforcement and information recovery.
