Course 1 Week 3 Files and Systems Flashcards
What are the 3 main components to handling files?
- file data
- metadata
- file system
When we have a brand new hard disk that we want to store data on, what do we need to do? Why?
Need to erase and configure the disk so OS can read and write data to it
Why is it important to erase and configure hard disk when we want to store data on a new hard disk?
So OS can keep track of files and to know what type of file system is used
What do some file systems do? How do they operate differently? 2 answers
- Some support large amounts of data others only support small amounts
- Operate in different speeds, some more resilient against file corruption
What’s the major file system that’s used by Windows? When was it introduced?
NTFS
Introduced in a previous version of Windows OS, Windows NT
What are 3 features of NTFS?
- Encryption
- Faster access speeds
- Security
Is there another file system by Microsoft? Is it available yet?
ReFS, not available for consumer use yet
What file system is used for Linux distributions?
Different, varies
What is a standard file system for Linux? What is it compatible with?
EX T4
compatible with older EXT file systems
Can you move files across different file systems?
Generally no, use file system OS recommends
What are data blocks?
Data that’s written to our hard drive
Is data saved in one piece in the hard drive?
No, it can be broken into many pieces and written to different parts of disk
How does block storage affect data?
Since data isn’t stored in one long piece, it utilizes storage space and improves handling and access speed of data
What are some examples of metadata? 5 possible
Information about our file like file size, type, date modified, date created, file owner, permissions, etc
What does a file extension do? What’s an example?
Tells us what type of file it is in certain OS
.gif, .jpg, .png
