Chapter 5 - Part 2
What is file history?
A Windows utility that automatically creates a duplicate of your libraries, desktop, contacts, and favorites and copies it to another storage device, such as an external hard drive.
What is disk cleanup?
A Windows utility that removes unnecessary files from the hard drive.
What is a file?
A collection of related pieces of information stored together for easy reference.
What is a track?
A concentric circle that serves as a storage area on a hard drive platter.
What is a directory?
A hierarchical structure that include files, folders, and drives used to create a more organized and efficient computer.
What is a sector?
A section of a hard drive platter, wedge-shaped from the center of the platter to the edge.
What is system restore?
A utility in Windows that restores system settings to a specific previous date when everything was working properly.
When using Windows File Explorer, which view provides the most information at a glance?
Details
What is a system restore point?
In Windows, a snapshot of your entire system's settings used for restoring your system to a prior point in time.
What is an extension (file type)?
In a file name, the three letters that follow the user-supplied file name after the dot (.); it identifies what kind of family of files the file belongs to, or which application should be used to read the file.
What OS do most super computers use?
Linux
What programs are featured on the services tab of the task manager?
Operating system support programs
How does file compression work?
Taking out redundancies in a file to reduce the file size. Most programs look for repeated patterns of letters and replace these patterns with a shorter placeholder. These changes are kept in a separate file called the dictionary
What is a path separator?
The backslash mark (\)used by Microsoft Windows and DOS in file names. Mac files use a colon (:), and UNIX and Linux use the forward slash (/) as the path separator.
What is a file path?
The exact location of a file, starting with the drive in which the file is located and including all folders, subfolders (if any), the file name, and the extension (example: C:\ Users\username\Documents\Illustrations\ EBronte.jpg).
What is disk defragmentation?
The process of regrouping related pieces of files on the hard drive, enabling faster retrieval of the data.
What is a cluster?
The smallest increment in which data is stored on hard disks; hard disks are divided into tracks, then wedges, then sectors, then _______
What is rotational latency?
The tiny delay experienced after the read/write head is positioned over the correct track, while the head waits for the right sector to pass underneath
What is the root directory?
The top level of the filing structure in a computer system. In Windows computers, the root directory of the hard drive is represented as C:\.
What is the Access time?
the amount of time it takes a computer to request and retrieve data
