शब्द 'डेटा संरचना' (Data Structure) का तात्पर्य डेटा तत्वों के _______ और उनके बीच के अंतर्संबंधों से है।

What is the worst-case time complexity of inserting 'n' elements into an initially empty linked list such that the linked list remains sorted?

What are the contents of an initially empty stack (from bottom to top) after performing the following operations? PUSH(A); PUSH(B); PUSH(C); POP; PUSH(D); POP; POP; PUSH(E); PUSH(F); POP;