Answer:
Computer Monitors earned him maximum profit. For details, please check the attachment.
Explanation:
Please check the attachment.
Explanation:
We should see scaling well as referring to problems that can well be solved using computation. Two real-world examples are:
- problems involving finding the largest or smallest of several lists of numbers: Usually, a simple program executed to lookup the data set to determine which number fits the properties needed.
- problems involving equations: By computing the variables (x, y, etc) that make up the equation, and the operations (eg, addition, division) to be performed on the variables the problem can be solved well.
Answer:
A query in a database is a request for information stored within a database management system (DBMS), which is the software program that maintains data.
SQL(Structured Query Language ( is a standard language for storing, manipulating, and retrieving data in database.
Five types of SQL queries are:
1) Data Definition Language (DDL).
used to define and modify the structure of a database.
2) Data Manipulation Language (DML).
used to manipulate (change) the data in the database.
3) Data Control Language(DCL).
used for access control and permission management for users in the database.
4) Transaction Control Language(TCL).
used for maintaining consistency of the database and for the management of transactions made by the DML commands.
5) Data Query Language (DQL).
used for performing queries on the data within schema objects.
Answer:c)A digital document that is used to verify the owner's identity
Explanation: Certificate is termed as the digital document that helps in exchanging information or data with protection over the internet.It is used for the maintenance of authentication of user .They are provided with he username and password for the security which can be accessed by the authorized party only.
It verifies the the message sent is by the authorized user and the receiver the decrypts the message.Other options are incorrect because it does not encrypts the data rather has encrypted password and does not certify or change the key's strength .Thus, the correct option is option(c).
Answer:
C.the rectangular box where a column and row intersect
Explanation:
A cell is the intersection of a column and a row on a worksheet. You enter data into cells to create a worksheet.
