You need to attend a business meeting out of town that requires air travel. You are at the airport and have some extra time. While waiting to board your plane you decide to check your office email using an IEEE 802.11g/n wireless hotspot access point at the airport. In order to provide a secure connection, you would enable your notebook computer to use:

When you collaborate or meet with a person or group online, it is called

Amedian in the road will be marked with a white sign that has a black arrow going to the left of the median. true 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?