Aweb server accepting connections using a tcp socket is defined by can accept multiple connections by spawning a thread immediately following each call to accept() that communicates with the client over its connection file descriptor, enabling the server to make a subsequent and concurrent call to accept() for the next connection.
true or false? explanation.

Acomputer has a two-level cache. suppose that 60% of the memory references hit on the first level cache, 35% hit on the second level, and 5% miss. the access times are 5 nsec, 15 nsec, and 60 nsec, respectively, where the times for the level 2 cache and memory start counting at the moment it is known that they are needed (e.g., a level 2 cache access does not even start until the level 1 cache miss occurs). what is the average access time?