A service that enables a customer to build and run their own applications but doesn't include extensive access to hardware and middleware is

The three logical operators used to write compound conditions are "and," "or," and "not." a: true b: false

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?

According to the video what are some tasks petroleum engineers perform check all that apply