41. What is a common use case for a stack in web browsers?
42. Which of the following correctly describes a stack's push operation in terms of its effect on the stack?
43. What is the maximum number of elements that can be held in a stack if it has a capacity of 20 and 5 elements are pushed and then 3 elements are popped?
44. What type of stack implementation allows for the stack to grow dynamically as needed?
45. Evaluate the following and choose the correct answer.
a/b+c*d where a=4, b=2, c=2, d=1.
a/b+c*d where a=4, b=2, c=2, d=1.
46. What would be the Prefix notation for the given equation?
a+b-c/d&e|f
a+b-c/d&e|f
47. What is the time complexity of balancing parentheses algorithm?
48. Using the evaluation of infix expression, evaluate a^b+c and choose the correct answer. (a=2, b=2, c=2)
49. Evaluate the postfix expression ab + cd/- where a=5, b=4, c=9, d=3.
50. What is the correct postfix expression for the following expression?
a+b*(c^d-e)^(f+g*h)-i
a+b*(c^d-e)^(f+g*h)-i
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