multiple mcqs from linked lists and stack, 1 from memory alloc about dynamic=heap, 1 about fifo IRL example, 1 was, which is not a queue func other from arrays, graphs, avl trees short qs had infix to postfix conv and 1 was array indexing table diya tha, add(5) reeemove(8)[-> shows flagged word lol] and 3rd was pop func; smth like there's 5 numbers, 3 pop, 2 more added and another pop whats left kinda forgot abt it since i didn't cover this topic much long qs had output from a program and binary tree leveling from level 0