In a VB data set, the records can have different lengths. The first four bytes of each record contain the ___, and the first two bytes of the ___ contain the ___
Answer: In a VB data set, the records can have different lengths. The first four bytes of each record contain the RDW, and the first two bytes of the RDW contain the length of that record (in binary)
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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?