A PDS loses space whenever a member is _______ or _____. As a result, z/OS users regularly need to ________ a PDS to _______ the ____ space.
Answer: A PDS loses space whenever a member is updated or added. As a result, z/OS users regularly need to compress a PDS to recover the lost space.
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INFS
- In UNIX, data is written to a disk when a program issues what?
- What is the UNIX System Services equivalent to: DSN=IBMUSEr.C(PGMA)?
- What is the UNIX System Services equivalent to: DSN-IBMUSER.C PDS?
- What is the UNIX System Services equivalent to: User Catalog?
- What is the UNIX System Services equivalent to: Master Catalog Alias IBMUSER?
- The integration of the ___ file system with existing ____ file system management services provides automated file system management capabilities that might not be available on other ____ platforms.
- The ___ data set that contains the UNIX file system is a ____ data set type (a VSAM linear data set). ___ data sets and ____ data sets can reside on the same DASD volume. ____ provides commands for managing ___ space utilization.
- The files in a ____________ ____ system are sequential files, and are accessed as byte streams.
- The path name is constructed of individual directory names and a file name separated by the _____________ character.
- A fully qualified file name, which consists of the name of each directory in the path to a file plus the file name itself, can be up to ____ bytes long.
- What are the file system types in z/OS UNIX?
- _______ allows z/OS users to create UNIX file systems and file system directory trees on z/OS, and to access UNIX files on z/OS and other systems.
- There is no concept of a z/OS _______ that points directly to a file in z/OS UNIX file systems.
- Unlike a traditional z/OS library, a UNIX file system is ____________ and _____________.
- ________ and ________are involved in the management class construct.
- Made by the System Administrator to determine which classes are used for a given data set
- When you allocate a data set to use SMS, you specify the data set requirements through a
- Data sets allocated through SMS are called
- What performs the essential data, storage, program, and device management functions of the system
- The primary means of managing space in z/OS is through
- What main tasks does Data Management encompass?
- Older data sets have _______ absolute numbers.
- Generation data sets have sequentially ordered ________ and ________ names that represent their age.
- Within a GDG, the generation can have ____ or ______ DCB attributes and data set organization.
- What is each data set within a Generation Data Group called?