Answer:
Sir William Crookes invented the cathode ray tube in 1878, but these discoveries took many years to merge into the common ground of television. His mechanical system used a scanning disk with small holes to pick up image fragments and imprint them on a light-sensitive selenium tube. A receiver reassembled the picture.
Answer:
C) Normalization
Explanation:
Normalization is an approach that is to be done in a systematic manner in order to remove the data duplicity and there are non-desirable attributes such as insert, update, delete, etc. In this the process should be followed in multi step that contains the data in a tabular form so that it could eliminate the repetition of data to maintain the efficiency of the data
Therefore according to the given situation, the option C is correct
A field is a single attribute of an entity, object or event.
Answer
Directing a drama is somewhat similar to directing a discussion program
Answer:
dictionary data
Explanation:
data = {"apple" : 0.85, "banana" : 0.90, "peach": 1.50}
