Question 1
Open questionWhat is the default port number for HTTPS?
A
A: 80
B
B: 443
C
C: 8080
D
D: 21
Answer and explanation
Correct Answer: B — B: 443
HTTPS uses port 443 for secure communication.
ObjectiveMCQ
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Browse the question list for GATE CSE.
5 questions · Page 1 of 1
Question 1
Open questionWhat is the default port number for HTTPS?
A: 80
B: 443
C: 8080
D: 21
Correct Answer: B — B: 443
HTTPS uses port 443 for secure communication.
Question 2
Open questionWhich scheduling algorithm can cause starvation?
A: Round Robin
B: FCFS
C: Priority Scheduling
D: SJF
Correct Answer: C — C: Priority Scheduling
Priority Scheduling can cause starvation when high-priority processes keep arriving.
Question 3
Open questionWhat is the worst-case time complexity of QuickSort?
A: O(n log n)
B: O(n²)
C: O(n)
D: O(log n)
Correct Answer: B — B: O(n²)
QuickSort has O(n²) worst-case when the pivot is always the smallest or largest element.
Question 4
Open questionIn a singly linked list, what is the time complexity to insert a node at the beginning?
A: O(1)
B: O(n)
C: O(log n)
D: O(n²)
Correct Answer: A — A: O(1)
Inserting at the beginning takes constant time O(1) as we only update the head pointer.
Question 5
Open questionWhich normal form eliminates transitive dependencies?
A: 1NF
B: 2NF
C: 3NF
D: BCNF
Correct Answer: C — C: 3NF
Third Normal Form (3NF) removes transitive dependencies.