Answer:
First we understand what is hash function.A hash function is mostly used in Hashmaps. It maps different keys to a set of values.There may occur a case when we have same key but different values.This case is called collision.So we have to use different collision handling techniques that are open addressing and separate chaining.
A perfect hash function maps key-value pair such that there are no collisions.
Answer:
The correct options are;
-Position the keyboard directly in front and close to you so you don't have an excessive reach
-Keep your shoulders, arms, hands and fingers relaxed
-Position your wrists straight or in neutral position while typing
-Adjust your chair height and position so your feet rest flat on the floor, or add a footrest to compensate for a higher chair
-Adjust the keyboard height so that your shoulders can relax and your arms are straight in front of you
Explanation:
1) It is important to keep the fingers in a relaxed position when typing
2) Ensure to type in a tapping fashion when typing rather than pressing on the keys of the keyboard
3) The fingernails should be kept short when frequent typing is done
4) The wrist is better kept above the keyboard than resting on it
5) Ensure that the mouse is easily reached.
Answer:
b. structured
Explanation:
Based on the information being described within the question it can be said that the type of decisions being mentioned are known as structured decisions. These are decisions which have various processes in place in order to handle a certain situation. Usually due to the problem having occurred countless times and are predictable.
Explanation:
In an educational setting, standards-based assessment is assessment that relies on the evaluation of student understanding with respect to agreed-upon standards, also known as "outcomes". The standards set the criteria for the successful demonstration of the understanding of a concept or skill -WIKIPEDIA
