Q.1
LCM is also called as ________
  • a) GCD
  • b) SCM
  • c) GCF
  • d) HCF
Q.2
What is the LCM of 8 and 13?
  • a) 8
  • b) 12
  • c) 20
  • d) 104
Q.3
Which is the smallest number of 3 digits that is divisible by8?
  • a) 100
  • b) 102
  • c) 116
  • d) 104
Q.4
Which of the following is also known as LCM?
  • a) Lowest Common Divisor
  • b) Least Common Multiple
  • c) Lowest Common Measure
  • d) Highest Common Multiple
Q.5
What is the LCM of two coprime numbers?
  • a) 1
  • b) 0
  • c) Addition of two coprime numbers
  • d) Multiplication of two coprime numbers
Q.6
In terms of Venn Diagram, which of the following expression gives LCM (Given A ꓵ B ≠ Ø)?
  • a) Multiplication of A U B terms
  • b) Multiplication of A ꓵ B terms
  • c) Multiplication of A*B terms
  • d) Multiplication of A-B terms
Q.7
What is the LCM according to the given Venn Diagram?
Questiondata-structures-algorithms-ii-questions-answers7.jpg
  • a) 2
  • b) 3
  • c) 180
  • d) 6
Q.8
What is the lcm (a, b)?
  • a) a + b
  • b) gcd (a-b, b) if a>b
  • c) lcm (b, a)
  • d) a – b
Q.9
What is the LCM of6?
  • a) 122
  • b) 12*2
  • c) 3
  • d) 6
Q.10
Is 9 andcoprime number.
  • a) True
  • b) False
Q.11
What is the following expression, lcm (a, lcm (b, c) equal to?
  • a) lcm (a, b, c)
  • b) a*b*c
  • c) a + b + c
  • d) lcm (lcm (a, b), c)
Q.12
Is lcm an associative function.
  • a) True
  • b) False
Q.13
Which is the correct term of the given relation, lcm (a, b) * gcd (a, b) =?
  • a) |a*b|
  • b) a + b
  • c) a – b
  • d) a / b
Q.14
What is the following expression, lcm (a, gcd (a, b)) equal to?
  • a) a
  • b) b
  • c) a*b
  • d) a + b
Q.15
Which algorithm is the most efficient numerical algorithm to obtain lcm?
  • a) Euler’s Algorithm
  • b) Euclid’s Algorithm
  • c) Chebyshev Function
  • d) Partial Division Algorithm
0 h : 0 m : 1 s