Answer:A) O(1)
Explanation:While dequeuing operation takes place,that is the elimination of the front element from the queue.In doubled linked list/chain, the dequeue operation operates at the consecutive elements lined in the chain with O(1) time period for the eliminating the item or returning the last value from the link along with the reference.from the chain link.Therefore, the correct option is option(A).
3. ram
idk what #4 is but i hope this helps
Answer:
Food is the most important thing in our lives besides water. Moreover, healthy eating means eating a variety of food that gives you the nutrients you need to maintain your health, feel good, and have energy. These nutrients include protein, carbohydrate, fat, water, vitamin, and minerals. Hence we need food for living.
Explanation:
Hope it helps
Answer:
Vulnerability to attacks: Storing data in the cloud may pose serious challenges of information theft since in the cloud every data of a company is online. Security breach is something that even the best organizations have suffered from and it’s a potential risk in the cloud as well. Although advanced security measures are deployed on the cloud, still storing confidential data in the cloud can be a risky affair.
Network connectivity dependency: Cloud Computing is entirely dependent on the Internet. This direct tie-up with the Internet means that a company needs to have reliable and consistent Internet service as well as a fast connection and bandwidth to reap the benefits of Cloud Computing.
Downtime: Downtime is considered as one of the biggest potential downsides of using Cloud Computing. The cloud providers may sometimes face technical outages that can happen due to various reasons, such as loss of power, low Internet connectivity, data centers going out of service for maintenance, etc. This can lead to a temporary downtime in the cloud service.
Explanation:
