Data Structure and Algorithms (DSA) MCQs with answers Page - 4

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Q. The time factor when determining the efficiency of algorithm is measured by

  • (A) counting microseconds
  • (B) counting the number of key operations
  • (C) counting the number of statements
  • (D) counting the kilobytes of algorithm

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Q. Computers are used for processing numerical data called _______ data.

  • (A) float
  • (B) local
  • (C) character
  • (D) non-local

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Q. Each programming language contains a ______ set that is used to communicate with the computer.

  • (A) character
  • (B) integer
  • (C) float
  • (D) numeric

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Q. Finite sequence S of zero or more characters is called _______.

  • (A) array
  • (B) list
  • (C) string
  • (D) block

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Q. String with zero characters is called ________ string.

  • (A) null
  • (B) binary
  • (C) totalled
  • (D) list

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Q. A computer which can access an individual byte is called a ________ machine.

  • (A) memory addressable
  • (B) byte addressable
  • (C) bit
  • (D) byte

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Q. Groups of consecutive elements in a string, such as words, phrases and sentences are called ________.

  • (A) main strings
  • (B) substring
  • (C) index
  • (D) block

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Q. The number of characters in a string is called its ______.

  • (A) length
  • (B) breath
  • (C) width
  • (D) none

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Q. _________ operation of word processing involves replacing one string in the text by another.

  • (A) insertion
  • (B) deletion
  • (C) searching
  • (D) replacement

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Q. ________ is the problem of deciding whether or not a given String pattern P appears in a text T.

  • (A) pattern matching
  • (B) searching
  • (C) sorting
  • (D) deletion

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