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What does the term file mean in data bases?
it means file
What is an important step to take before entering your first data into you database?
First you must make a reasonable effort to make sure that your database is structured correctly.
Advantages and disadvantages of a database?
advantages of database : * data independence ( data and the program are independent , for example if the format of the data has been changed need not to change the file structure WHAT the data is re queried is enough no need to worry about HOW to retrieve the data). * data redundancy can be avoided ( in file for example take two file one is saving file and another is transaction file in both the customer address will be in both file it lead to replication of data his can be avoided in database using normalization (norm 1) * data security (database provide security for accessing of all data) * data integrity (data will be accessed my all user its centralized so accuracy(integrity) will be maintained.. disadvantage; vice versa
How do you delete a file from data exchange us bank?
Navigate to the file and click the Delete File link
What are a couple of problems whit a traditional file environment?
Data redundancy Lack of data redundancy Data inconsistency Data security
What criteria are important in choosing a file organization?
file volatility, file activity, file size, file queries, data currency
Why is it important to check external data file before importing them to a spreadsheet?
because its important
What is master file in database environment?
The main file in the database which is the only copy of the important data in a database is MASTER FILE lalkesav@gmail.com
What are common forms of user errors?
Common forms of user error can include copying an older version of a file over a newer version, formatting a disk containing important data or corrupting files by not correctly shutting- down hardware
Is it more important to back up Windows system files or date files?
windows file is not important but system file is most important becoz we can install window many time but cant make data file . mehtab.9990@gmail.com
The data file belonging to the SYSTEM tablespace is corrupted and no backup of the file is availble how do you recover the data file?
The data file cannot be recovered.
Why is your PlayStation Portable game corrupted data?
Corrupted data is just your saved file of a game that didn't save correctly. You probably turned off your PSP while the game was saving. Most likely, you will have to restart that game that has the corrupted data.
What is logical file?
Logical file is a type of file that provides a view of the data stored into the Physical file. It does not contain data. A logical file contains only an index to the data stored into the physical file.
A change to the data in one file will not affect the same data in other files?
In order for data to not be effected in another file with the same data there needs to be different file names. If the file has the same name and is linked to the other file, data can be changed in both files.
Why authentication in important for file protection?
Operating system data file protection through authentication is very important. A file can be any important document which may contain data or information that may be very valuable for the company or the owner of the file. If proper authentication is not carried out then the company can incur loss of data, expose to viruses and trojan attacks and can face a lot of issues. Authentication also increases the value of the information saved in the files because it does not appear fake. By giving the authentication to the people, you can ensure that no unauthorized person will access the file or imitate it. Just take the example of art work of a person saved in a file. Therefore, identification of the person is very necessary before sharing any file with any other person.
What is some information that file types provide?
File types provide information about the format and structure of a file, allowing programs to interpret and process the data correctly. They often indicate the type of data contained in the file, such as text, images, or videos, and are used by operating systems and software applications to determine how to handle the file. File types also determine what programs can be used to open, edit, and save the file.
What is the importance of being able to produce a spreadsheet to display data correctly?
One of the most important things in a spreadsheet is to have the data laid out correctly and displayed in a structured and organised way. If the data is displayed correctly, it will be much easier to understand and work with. Creating formulas will be easier. Seeing totals and other important information will be easier too. It will make it easier to create charts. It will help reduce errors and provide consistency. It will make it easier to find errors when they do occur.
