Dynamic Hashing MCQ

Test your knowledge with important Dynamic Hashing MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Dynamic Hashing MCQs at Bissoy

• Which of the following hash function classifies data into the highest number of buckets ?
  ক

  Sum of digits modulo 8

  খ

  Sum of digits modulo 5

  গ

  Sum of digits modulo 2

  ঘ

  Sum of digits
• Which of the following hash function classifies data into least number of buckets?
  ক

  Sum of digits modulo 8

  খ

  Sum of digits modulo 5

  গ

  Sum of digits modulo 2

  ঘ

  Sum of digits
• Which of the following is an issue that needs to be considered while choosing an indexing technique?
  ক

  Frequency of insertion and deletion

  খ

  Data types of the data

  গ

  Number of items in the relation

  ঘ

  None of the mentioned
• Hash structures are not the best choice for which of the following?
  ক

  A search key on which individual point queries are likely

  খ

  A search key which is invalid

  গ

  A search key on which range queries are likely

  ঘ

  A search key on which multi-level queries are likely
• The form of dynamic hashing that avoids the additional level of indirection is called as _________
  ক

  Linear hashing

  খ

  Static hashing

  গ

  Directive hashing

  ঘ

  Indirective hashing
• Which of the following is a disadvantage of the dynamic hashing structure
  ক

  Buckets can be allocated dynamically

  খ

  Lookup involves additional level of indirection

  গ

  It involves a lesser space overhead

  ঘ

  Hash structure can be modified dynamically
• The space overhead in dynamic hashing is ________ than that of static hashing
  ক

  More

  খ

  Less

  গ

  Equal

  ঘ

  None of the mentioned
• Which of the following operations can be performed on an extendable hash structure?
  ক

  Lookup

  খ

  Insertion

  গ

  Deletion

  ঘ

  All of the mentioned
• Dynamic hashing is also called as _________
  ক

  Extended hashing

  খ

  Extendable hashing

  গ

  Static hashing

  ঘ

  Movable hashing