IT330 Exam 1 -UNIT 1

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IT330 Exam 1 -UNIT 1 In order to implement a Sysplex or Parallel Sysplex, which of the following must be used? a. a Coupling Facility must be used b. multiple IBM mainframes must be used c. versi... ons of the operating system must be used d. must be used only for batch processing - ✔✔A IBM LPARs (logical partitions) is the MOST conceptually similar to which of the following concepts? a. virtualization technologies b. cluster technologies c. disk partitioning d. CTC rings - ✔✔A All of the following are cited as advantages of a Parallel Sysplex Cluster, except? a. Support for different operating systems on a single mainframe b. Dynamic workload balancing c. Continuous availability and disaster recovery d. Cloning and symbolic e. Capacity and scaling - ✔✔A The security concept(s) designed to prevent anyone person from having unlimited access to resources, any appearance of conflict of interest, wrongful acts, fraud, abuse and errors is called? a. Authentication and Authorization b. Principle of Least Privilege c. Separation of Duties d. Confidentiality e. Non-repudiation - ✔✔C 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. - ✔✔C Which of the following is NOT a common characteristic of an OLTP workload? a. Large volumes of input data to be processed b. Immediate response is common. c. 24/7 availability is normal d. Transaction data are entered by users e. Increase need for security - ✔✔A Which of the following statements BEST describes the concept of Serviceability? 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. - ✔✔B Which of the following statements BEST describes the concept of Extensibility? 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. - ✔✔B Which of the following statements BEST describes the concept of Scalability? 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. - ✔✔A 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. - ✔✔A Which of the following is NOT an example of a typical Batch Processing workload? a. Report generation of business statistics required by managers b. Backup of critical files and databases c. Customer balance inquiries of bank tellers and ATM machines d. Validation of submitted IRS Form 1020 (Federal Income Taxes) e. Extracting data from transactional database, transforming and storing the results in a data warehouse - ✔✔C The mainframe role which most likely installs, customizes and maintains the operating system is _____? a. Production control analyst b. System operator c. System programmer d. System engineer e. Application programmer - ✔✔C Which of the following statements BEST describes the concept of Basic Shared DASD? a. Basic Shared DASD is a form of Parallel Sysplex technologies b. Two different channels assigned to two different LPARS are connected to the same control unit c. Two different control units assigned to two different LPARS are connected to the same channel d. One channel assigned to one LPAR is directly connected to one channel assigned to a different LPAR e. Two different LPARS are connected together by a coupling facility - ✔✔B 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. - ✔✔A A collection of stand-alone computers are interconnected to form a single integrated computing resource is called a _______? a. Cluster b. LPAR c. CPC d. CTC-ring - ✔✔A 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 - ✔✔A The design goal that ensures that no application changes are required to run in a Parallel Sysplex and compared to a single LPAR is called a(n)? a. Application compatibility b. Application consistency c. Application scaling d. Single application image e. Application migration - ✔✔A Which of the following statements BEST describes the concept of Reliability? 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. - ✔✔D 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. - ✔✔E The maximum number of severs that Parallel Sysplex can link together as one Sysplex is a. 16 b. 32 c. 64 d. 128 - ✔✔B logical segmentation of a mainframe's memory and other resources that allows it to run its own copy of the operating system and associated applications is called a _____? a. Sysplex [Show More]

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