There is an extra element at the head of the list called a ……….

Related MCQs

• public int function() { if(head == null) return Integer.MIN_VALUE; int var; Node temp = head; while(temp.getNext() != head) temp = temp.getNext(); if(temp == head) { var = head.getItem(); head = null; return var; } temp.setNext(head.getNext()); var = head.getItem(); head = head.getNext(); return var; } What is the functionality of the following code? Choose the most appropriate answer.
• What is the functionality of the following code? Choose the most appropriate answer. public int function() { if(head == null) return Integer.MIN_VALUE; int var; Node temp = head; Node cur; while(temp.getNext() != head) { cur = temp; temp = temp.getNext(); } if(temp == head) { var = head.getItem(); head = null; return var; } var = temp.getItem(); cur.setNext(head); return var; }
• Which of the following statement is true? i) Using singly linked lists and circular list, it is not possible to traverse the list backwards. ii) To find the predecessor, it is required to traverse the list from the first node in case of singly linked list.
• In ……………, search start at the beginning of the list and check every element in the list.
• What would be the asymptotic time complexity to add a node at the end of singly linked list, if the pointer is initially pointing to the head of the list?
• What happens when the stack is full and there is no space for a new element, and an attempt is made to push a new element?
• A _________is a linked list which always contains a special node called the header node, at the beginning of the list.
• The concatenation of two list can performed in O(1) time. Which of the following variation of linked list can be used?
• A _____________ list is a list where the last node contains null pointer.
• A linked list whose last node points back to the list node instead of containing the null pointer________.