Question 1

A file is ________.

Accepted Answer

B

Question 2

A ________ is the number of bits a processor can operate on at once.

Accepted Answer

A "word" is the number of bits a processor can operate on at once, typically corresponding to the processor's architecture (e.g., 32-bit or 64-bit).

Question 3

Unicode ________.

Accepted Answer

Unicode is the internationally recognized standard character set used in Internet and multilingual applications, but it does not have a 64-bit version specifically for Chinese characters, nor is it compatible with the EBCDIC character set.

Question 4

Which of the following lists elements of the data hierarchy in order from smallest to largest?

Accepted Answer

The correct order from smallest to largest is field, record, file system. A field is a single piece of data, a record is a collection of related fields, and a file system is a collection of records.

Question 5

Files may be characterized by attributes such as ________.

Accepted Answer

Files may be characterized by attributes such as size and activity.

Question 6

The volatility attribute of a file specifies ________.

Accepted Answer

The volatility attribute of a file refers to how often additions and deletions are made to the file, indicating its dynamic nature.

Question 7

In a file with variable-length records, records may vary in size up to the ________ size.

Accepted Answer

In a file with variable-length records, the records can vary in size up to the block size, which is the maximum size that can be read or written in a single operation.

Question 8

A file system is responsible for ________.

Accepted Answer

A file system is responsible for file management, auxiliary storage management, and file integrity mechanisms, making "all of the above" the correct choice.

Question 9

myFile.txt is an example of a ________, whereas "disk 2, blocks 782-791" is an example of a ________.

Accepted Answer

The answer of myFile.txt is an example of a ________,...

Question 10

A ________ view of data is concerned with the layout of file data on a storage device.

Accepted Answer

The physical view of data focuses on how data is stored on the storage device, including the layout and structure of files.

Question 11

Which of the following statements about directories is false?

Accepted Answer

Directories typically do not store user data; they primarily store metadata about files, such as names, locations, and sometimes access and modification times.

Question 12

In a hierarchically structured file system, the name of a file is formed by the pathname from the ________ to the file.

Accepted Answer

In a hierarchically structured file system, the pathname to a file is formed from the root directory to the file, specifying each directory in the path.

Question 13

The UNIX-based operating systems use ________ as a delimiter between parts of a pathname; Windows operating systems use ________.

Accepted Answer

UNIX-based operating systems use the forward slash (/) as a delimiter in pathnames, while Windows operating systems use the backslash (\).

Question 14

The ________ path to a file is the path beginning at the root.

Accepted Answer

The absolute path to a file is the path beginning at the root.

Question 15

Which one of the following statements about links is false?

Accepted Answer

File systems do not automatically update soft links when a referenced file is moved; the soft link becomes broken if the target file is moved or deleted.

Question 16

A file system's metadata may contain ________.

Accepted Answer

Metadata in a file system typically includes information such as the locations of free blocks on a storage device and timestamps for file modifications, among other details.

Question 17

The type of file system on a storage device is often specified by the ________ in the ________.

Accepted Answer

The file system identifier is typically stored in the superblock, which contains metadata about the file system, including its type.

Question 18

The mount command combines multiple file systems into one ________ and allows users to access data from different locations as if all files were located inside the native file system.

Accepted Answer

The mount command combines multiple file systems into one namespace, allowing users to access data from different locations as if all files were located inside the native file system.

Question 19

What typically happens when a file system's mount point contains directories of the native file system?

Accepted Answer

When a file system is mounted at a mount point, the contents of the native file system's directory at that mount point are temporarily hidden, and the mounted file system's contents are displayed instead.

Question 20

The ________ file organization scheme places records on disk in logical sequence according to a key contained in each record.

Accepted Answer

Indexed sequential file organization scheme places records on disk in logical sequence according to a key contained in each record.

Quiz 13: Understanding File Systems and Database Systems: a Comprehensive Overview