Answer:
The Statement for selecting values from the table in SQL is given below,
SELECT vendor_name, vendor_contact_last_name, vendor_contact_first_name FROM Vendors;
Explanation:
SQL stands for Structured query language which is used to insert, update, delete and modify the value in a table.
There are five types of SQL-
1. Data definition language
2. Data manipulation language
3. Data control language
4. Transaction Control Language
5. Data Query Language
The SELECT statement comes under DDL which is used to select and display values from a table.
We can use select statement in two ways-
1. SELECT column_name1, column_name2 ........column_nameN FROM Table_name;
2. SELECT * FROM tablename; ( This is used to select all values from the table name)
We can also give conditions using WHERE clause while selecting values.
Answer:
chemical equivalent of an element is the value obtained by dividing the atomic weigh of the given element by valency
Answer:
Example 1:
def function(num):
print(num*2)
Example 2:
function(5)
num = 2
function(num)
function(3-1)
Explanation:
Given:
See attachment for complete question
To start with Example (1)
def function(num):
print(num*2)
<em>Note that; the above code segment which doubles the parameter, num could have been any other code</em>
<em />
<em>In Example (1), the parameter is num</em>
For example (2):
We can call the function using:
#1. A value:
function(5)
<em>In #1, the argument is 5; a value</em>
#2. A Variable
num = 2
function(num)
<em>In #2, the argument is num; a variable</em>
#3. An Expression
function(3-1)
<em>In #3, the argument is 3-1; an expression</em>
Explanation:
Every Samsung is an example of an Android but not every android is an example of a Samsung. Androids are all phones or devices that are not made by Apple.
