Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Identify the correct sequence of performing a binary search.
Group of answer choices
1. Binary search first checks the first element of the list.
2. If the search key is not found, the algorithm:
i. checks the middle element of the list or
ii. checks the right sublist if the search key is greater than the middle element.
 
1. Binary search first checks the middle element of the list.
2. If the search key is not found, the algorithm:
i. checks the right sublist if the search key is less than the middle element or
ii. checks the left sublist if the search key is greater than the middle element.
 
1. Binary search first checks the middle element of the list.
2. If the search key is not found, the algorithm:
i. checks the left sublist if the search key is less than the middle element or
ii. checks the right sublist if the search key is greater than the middle element.
 
1. Binary search first checks the last element of the list.
2. If the search key is not found, the algorithm:
i. checks the first element of the list or
ii. checks the right sublist if the search key is greater than the middle element.
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