Explanation:
The standard punch card (for computers) was invented and developed by Herman Hollerith. But the idea of punch cards was already long invented, used to control Jacquard looms.
Jacquard looms were looms that used punch cards to control the pattern a loom weaves.
The idea of punch cards in Jacquard looms also influenced Charles Babbage, who decided to use punched cards to control the sequence of computations in his proposed analytical engine. Unlike Hollerith's cards of 50 years later, which were handled in decks like playing cards, Babbage's punched cards were to be strung together.
get organized because of the beging when she start she will want ot be nice and fresh on everything
Enroll a student identified by her snum into the class named 'Introduction to Database Systems' is the following transactions, state the SQL isolation level you would use.
1. Enroll a student identified by her snum into the class named 'Introduction to Database Systems'.
<u>Explanation:</u>
Since enroll is unique in the university enrollment database schema and field name is SNUM and it is data type is an integer. To identify student class name and department name and name of student SNUM field is used for searching in university enrollment database schema. Enrollment changing is not possible of the student’s not possible or not good practices in university enrollment database schema.
If a query had been made class wise or department wise enrollment is played an important role.
For assign, a faculty is made on the class id or department id.
Answer:
The computer will follow the steps, but the program might not work.
Explanation:
- SAS converts the PayRate value to a numeric value form; a message is written in the form of a log
- SAS can be defined a comprehensive statistical software that provides a wide variety of analytical capabilities, data management, and visualization options
- Compare between SAS and Python
Python is a high-level programming language, more object-oriented, and is known by all programmers.
In addition, python also includes a modern programming language.
Python is a programming language that has evolved from previous programming languages.
But in terms of learning, SAS is a programming language that is easier to follow compared to python.
These are the advantages and disadvantages of each programming language
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