MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

ALGORITHMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Efficiency
A
a search algorithm that starts at the middle of a sorted set of numbers and removes half of the data; this process repeats until the desired value is found or all elements have been eliminated.
B
Algorithms with exponential or factorial efficiencies are examples of algorithms that run in an unreasonable amount of time.
C
the time used to complete a task sequentially divided by the time to complete a task in parallel
D
a measure of how many steps are needed to complete an algorithm
Explanation: 

Detailed explanation-1: -Efficiency: a measure of how many steps are needed to complete an algorithm. Linear Search: a search algorithm which checks each element of a list, in order, until the desired value is found or all elements in the list have been checked.

Detailed explanation-2: -Time and space complexity are the two main measures for calculating algorithm efficiency, determining how many resources are needed on a machine to process it. Where time measures how long it takes to process the algorithm, space measures how much memory is used.

Detailed explanation-3: -Step 1: Obtain a description of the problem. Step 2: Analyze the problem. Step 3: Develop a high-level algorithm. Step 4: Refine the algorithm by adding more detail.

Detailed explanation-4: -There are two main measures for the efficiency of an algorithm. The complexity of an algorithm is divided into two types: Time complexity. Space complexity.

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