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## Hash Tables with Quadratic Probing MCQs

**1. Which of the following is the correct function definition for quadratic probing?**

a) F(i)=i2

b) F(i)=i

c) F(i)=i+1

d) F(i)=i2+1

**Answer: **F(i)=i2

**2. How many constraints are to be met to successfully implement quadratic probing?**

a) 1

b) 2

c) 3

d) 4

**Answer: **2

**3. Which among the following is the best technique to handle collision?**

a) Quadratic probing

b) Linear probing

c) Double hashing

d) Separate chaining

**Answer: **Quadratic probing

**4. Which of the following techniques offer better cache performance?**

a) Quadratic probing

b) Linear probing

c) Double hashing

d) Rehashing

**Answer: **Linear probing

**5. What is the formula used in quadratic probing?**

a) Hash key = key mod table size

b) Hash key=(hash(x)+F(i)) mod table size

c) Hash key=(hash(x)+F(i2)) mod table size

d) H(x) = x mod 17

**Answer: **Hash key=(hash(x)+F(i2)) mod table size

**6. Which of the following schemes does quadratic probing come under?**

a) rehashing

b) extended hashing

c) separate chaining

d) open addressing

**Answer: **open addressing

**7. Quadratic probing overcomes primary collision.**

a) True

b) False

**Answer: **True

**8. What kind of deletion is implemented by hashing using open addressing?**

a) active deletion

b) standard deletion

c) lazy deletion

d) no deletion

**Answer: **lazy deletion

## Hash Tables with Quadratic Probing MCQs PDF Download

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