Answer:
A Port Replicators.
Explanation:
Port replicators are devices or extension. They are plugged into the laptop's usb port to provide extra ports to connect other external devices needed by the laptop.
Docking stations does the same thing, but the laptop is plugged into the docking station holding the needed devices, and meant for that laptop brand.
Answer:
b.used is 2, b.data[0] is 4, b.data[1] is 6
Explanation:
bag b;
b.insert(5); // b has 5
b.insert(4); // b has 5,4
b.insert(6); // b has 5,4,6
b.erase_one(5); // now 5 is removed , b has 4,6
so no:of elements b.used is 2
b[0]=4;
b[1]=6;
Data visualization
Data visualization is a good starting point for data mining. There are several approaches to data mining that supports smart decisions. Data visualization places data in a visual context. It extracts the data in a clear and understandable way without any form of reading or writing. Results are displayed in the form of pie charts, graphs, and any other statistical representation. Such multidimensional views of data aid in developing a preliminary understanding of the trends that are hidden in the data set.
Answer:
hotspots.
Explanation:
Hotspots is a small geographical location with at least one access point in an outdoor/indoor setting, that provide people with maximum wireless coverage within that area and its mostly uses a wireless local-area network (WLAN) using a router to connect to an Internet service provider.