Column 1 | Column 2 | ||
(p) | First In First Out | (i) | Stacks |
(q) | Lookup Operation | (ii) | Queues |
(r) | Last In First Out | (iii) | Hash Tables |
List I | List II | ||
---|---|---|---|
1 | FIFO | a | Stack |
2 | Look up op. | b | Queue |
3 | Last-In first out | c | Hash table |
The following data shows the number of students in different streams in a school:
Which type of graph is best suited to represent this data?
What comes next in the series?
\(2, 6, 12, 20, 30, \ ?\)