IT - 330 Mainframe
Which of the following is not one of the processor types used by zEnterprise mainframes? A. CP (Central Processor) B. IFL (Integrated Facility for Linux) C. ICF ( Integrated Coupling Facility) D. MA4 ( Math Assist Quad Core Processor) E. zAAP (Application Assist Processor) correct answersD. MA4 ( Math Assist Quad Core Processor)
The mainframe role which most likely maintains security resource control lists, users and user profiles, network connectivity and monitors system performance is ______? A. System administrator B. System operator C. System programmer D. System engineer E. Application programmer correct answersSystem administrator
Which of the following Parallel Sysplex concepts is MOST associated with Disaster Recovery? A. Single system image B. Automatic Restart Manager (ARM) C. Sysplex Failure Manager (SFM) D. Shared data access E. Geographically Dispersed Parallel Sysplex (GDPS) correct answersE. Geographically Dispersed Parallel Sysplex (GDPS)
Common Criteria Evaluation Assurance Level 5 (EAL5) is a unique advantage of IBM mainframes. EAL5 BEST relates to which of the following categories used to compare computer systems? A. Reliability B. Availability C. Fault Tolerance D. Scalability E. Security correct answersE. Security
Which of the following statements BEST describes the concept of Compatibility? A. The ability to increase processing and storage capacity to meet the needs of the organization's workload. B. The design of existing computer hardware, operating systems and applications to take into consideration the future changes in the system C. The design of new computer hardware, operating systems and applications to be integrated with older computer systems. D. The ability to conduct automated extensive tests to identify potential problems that will impact the availability of the system. E. The ability to recover from minor or extensive hardware failures without impacting the rest of the running system. correct answersC. The design of new computer hardware, operating systems and applications to be integrated with older computer systems
Concerning LPARs, channels, ESCON/FICON, switches and control units, which of the following statements is false?
A. ESCON switches are used to attach a mainframe to a LAN. B. A channel may be assigned to one switch. C. Multiple switch ports may be connected to a Control Unit. D. Multiple channels may be connected to one switch. correct answersA. ESCON switches are used to attach a mainframe to a LAN
IBM 3990 devices are popular types of which zEnterprise hardware component? A. I/O channels B. processors C. direct access storage devices (disk drives) D. fiber communication links used in CTC correct answersC. direct access storage devices (disk drives)
Which of the following statements BEST describes the concept of Availability? A. The ability to increase processing and storage capacity to meet the needs of the organization's workload. B. The ability of a system failed to allow the replacement of a hardware or software component while minimizing the impact on the operational system. C. The design of new computer hardware, operating systems and applications to be integrated with older computer systems. D. The ability to conduct automated extensive tests to identify potential problems that will impact the availability of the system. E. The ability to recover from minor or extensive hardware failures without impacting the rest of the running system. correct answersE. The ability to recover from minor or extensive hardware failures without impacting the rest of the running system.
A style of computing in which resources are made available over the internet, e.g., applications, servers, infrastructure, etc. to users is called a ________? A. LPAR B. cluster C. Sysplex D. Cloud correct answersD. Cloud
Concerning LPARs, channels and control units, which of the following statements is false? A. Many channels may be assigned to one LPAR. B. A channel may be shared by more than one LPAR. C. A channel may be assigned to only one Control Unit D. Multiple channels may be connected to one Control unit. correct answersA. Many channels may be assigned to one LPAR.
Which of the following is NOT a common characteristic of a Batch Processing workload? A. Large volumes of input data to be processed B. Immediate output response is common. C. Pre-established sequence for transaction processing D. No user interaction required E. Maybe scheduled at off-peak hours correct answersB. Immediate output response is common.
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