__________ are collections of data items “lined up in a row”—insertions and deletions are made anywhere in a __________.
a) Linked lists, linked list
b) Queues, queue
c) Stacks, stack
d) Binary trees, binary tree
a) Linked lists, linked list
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You have a load balancer configured for VPC, and all back-end Amazon EC2 instances are in service. However, your web browser times out when connecting to the load balancer's DNS name. Which options are probable causes of this behavior?
A. The load balancer was not configured to use a public subnet with an Internet gateway configured B. The Amazon EC2 instances do not have a dynamically allocated private IP address C. The security groups or network ACLs are not property configured for web traffic. D. The load balancer is not configured in a private subnet with a NAT instance.E. The VPC does not have a VGW configured.
A virtual member function of class that should not be overridden in a derived class should be declared
A) with the keyword const. B) with the keyword final. C) with symbol ! followed by the keyword override. D) as private in its class. E) as protected in its class.