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The correct option is C. <span>there is a spelling mistake. The red wavy line indicates that a word was spelled incorrectly, sometimes though this function does not recognize the word it can mark it as incorrect even when it is not, in which case you can right-click the marked word and add it to your computer's internal word dictionary. Right-clicking an incorrectly spelled word will also give a short list of words that are similar to the one you are trying to spell, clicking on one of the given words will automatically change the marked word to the one you chose.
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Answer:
Object-oriented programming
Explanation:
When used in object-oriented programming , a class is a factory for creating object. An object is a collection of data and behavaiors that represent some entity(real or abstract).
Answer: Access control
Explanation:Access control is the type of security facility that is provided to the systems in an organization. The functions carried out in maintaining the security of the system is done by authenticating , authorizing and identification of the users and related components . They are secured using the PINs , passwords, bio-metric scan etc.
The situation of the user wanting to have a unrestrained access towards data as well as maintaining the security is the done by access control.
Answer:
The Update statement in the DML is used for changing existing data in a table.
Explanation:
Their are following Sql statement in the DML.
Insert
This SQL statement is used for inserting data into the table.
select
This SQL statement is used for retrieving data from database
update
This SQL statement is used for updating data in a table.
delete
This SQL statement is used for delete data from database .
The "UPDATE" SQL statement in DML is used for Modify the data in the existing table .
Following are the syntax of Update SQL query
Update tablename
set column1=value1,column2=value2............column N=valueN
Where condition;
Example :Suppose we have student table and (rollno,name,age and add) are the field for that table we have to change the address of rollno 105
Then we use update query like that
UPDATE STUDENT
SET add='kalam nagar'
where rollno=105;
Answer:
Given code output is "786".
Explanation:
Code:
list1 = [ 'cyber', 786 , 2.23, 'square', 70.2 ]#defining a list list1 that holds value in parameter
print (list1[1] )#use a print method that prints list index value
In the given code a list "list1" is declared that holds value in it and in the next step a print method is declared that prints the first index value of the list.
