z/OS
E41049
z/OS is IBM’s 64-bit mainframe operating system designed for high-volume, secure, and reliable enterprise computing workloads.
Aliases (2)
Statements (78)
| Predicate | Object |
|---|---|
| instanceOf |
IBM mainframe operating system
→
operating system → |
| architecture |
64-bit
→
|
| designedFor |
high-volume workloads
→
reliable workloads → secure workloads → |
| developer |
IBM
→
|
| family |
MVS
→
|
| feature |
capacity on demand
→
encryption at rest → encryption in transit → fault tolerance → hardware cryptography integration → high availability → scalability → security → workload isolation → |
| includes |
JES2
→
JES3 → Resource Measurement Facility → System Management Facilities → Workload Manager → z/OS Communications Server → z/OS Management Facility → z/OS UNIX System Services → |
| introduced |
early 2000s
→
|
| licenseModel |
proprietary
→
|
| platform |
IBM Z
→
System z → zSeries → |
| predecessor |
OS/390
→
|
| replaced |
OS/390
→
|
| runsOn |
IBM Z processors
→
IBM mainframes → |
| securityComponent |
RACF
→
|
| supports |
Assembler
→
C → C++ → CICS Transaction Server → COBOL → Db2 for z/OS → IMS → JES2 → JES3 → Java → MQ for z/OS → PL/I → POSIX-compliant UNIX environment → Parallel Sysplex → RACF → RMF → Rexx → SMF → Sysplex → TCP/IP networking → VTAM networking → WLM → batch processing → high-volume transaction processing → online transaction processing → virtualization → workload management → z/OS Communications Server → z/OS Management Facility → z/OS UNIX System Services → z/OSMF web-based management → |
| supportsStandard |
IPSec
→
IPv4 → IPv6 → POSIX → TCP/IP → TLS → |
| targetUse |
enterprise computing
→
financial services workloads → government workloads → large-scale transaction systems → mission-critical workloads → |
| vendor |
IBM
→
|
Referenced by (9)
| Subject (surface form when different) | Predicate |
|---|---|
|
IBM Db2
→
IBM System z → |
operatingSystem |
|
z/OS
("z/OS UNIX System Services")
→
|
includes |
|
OS/360
→
|
influenced |
|
IBM WebSphere
→
|
runsOn |
|
z/OS
("z/OS UNIX System Services")
→
|
supports |
|
Lotus Domino
→
|
supportsOperatingSystem |
|
IBM MQ
→
|
supportsPlatform |
|
IBM SDK for Java
("IBM z/OS")
→
|
targetPlatform |