Answer:
Ray is part of a line that starts at one point and extends forever in one direction.
Explanation:
In geometry, a ray can be defined as a part of a line that has a fixed starting point but no end-point. It can extend infinitely in one direction. On its way to infinity, a ray may pass through more than one point. The vertex of the angles is the starting point of the rays.
<u>Extra</u>
B. A part of a line with two endpoints?
line segment
A line segment has two endpoints. It contains these endpoints and all the points of the line between them. You can measure the length of a segment, but not of a line. A segment is named by its two endpoints, for example, ¯AB.
Both 2 and 3
Your employer is able to contact the power companies for further protection.
Answer:
def extract_title(file):
import re
a =''
with open(file,'r') as file:
for line in file:
a += line
m = re.search("^(TITLE)(.*?)(JOURNAL)", a, re.M + re.S)
print(m.groups()[1])
extract_title('new.txt')
Explanation:
The programming language used is python 3.
The function is first defined and the regular expression module is imported.
A variable is initialized to an empty string that will hold the content of the GenBank formatted file.
The file is opened and every line in the file is assigned to the string variable. The WITH statement allows files to be closed automatically.
Regular expression is used to capture all the files between TITLE and JOURNAL in a group.
The group is printed and the function is called.
I have attached a picture of the code in action.
Answer:
The correct answer is d) All of these are correct.
Explanation:
ETL stands for Extract, Transform and Load. An ETL system extracts data from the sources, enforces data quality and consistency standards, conforms data so that separated and maybe unrelated sources can be used together, and as a final step delivers data in presentation-ready formats so that developers can build applications and end users can take decisions.
