Exam
: IBM 000-Z01
Title
: IBM System z System Programmer Mastery
Version : R6.1
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1. What is this and how can it be executed?
A. It's a JCL procedure and cannot be executed. B. It's a job and may be submitted with a SUBMIT command. C. It's a JCL procedure and can be executed with a submit command. D. It's a JCL procedure and must be invoked in a job with an EXEC statement. Answer: D 2. In the ISPF Edit panel, there are fields named PROJECT, GROUP, TYPE, and MEMBER.
What
information do these fields specify? A. DSNAME B. DDNAME C. PARM field D. DD Statement Answer: A 3. Which of the following describes relative access speed for z9 major storage types? A. Tape is faster than DASD B. DASD is faster than cache C. Real memory is faster than DASD D. Optical storage is faster than cache Answer: C 4. Which of the following are the types of EDIT commands? A. Menu and Line B. Line and Data C. Primary and Line D. Primary and Secondary Answer: C 5. Which of the following z/OS data set organization is most like a UNIX directory? A. VSAM RRDS B. Sequential data set C. Partitioned data set D. VSAM Indexed data set Answer: C 6. If a userid is ZTEST1, then what is entered in the Data Set List Utility (generally option 3.4) for "Dsname
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Level" to list all data sets with the high level qualifier of the userid? A. ZTEST1 B. "ZTEST1" C. *.ZTEST1* D. 'ZTEST1*' Answer: A 7. PC keyboards do not have a "PA1" key, 3270 emulators map some keys to "PA1". What is the "PA1" key used for in TSO and ISPF? A. Terminate the program currently running. B. Terminate ISPF to return to the TSO READY prompt. C. Pause a program so that data will not continue to scroll. D. Clear the screen to allow the next screen of data to display. Answer: A 8. The syntax: //INPUT DD * is used for what purpose? A. To specify that this DDNAME refers to a null dataset B. To specify that this DDNAME refers to the same dataset as the prior DD statement C. To specify that the data is contained in the JCL stream immediately after this DD statement D. To specify that the DDNAME refers to the same dataset as the DD statement with DDNAME of INPUT in the prior job step Answer: C 9. What is the relationship of the Layered Network Models of TCP/IP, OSI, and SNA? A. SNA is an internal construction in z/OS and does not allow for end points. B. They are the same except that the OSI model inverts the layers top to bottom. C. They have the same layers with the exact same functions in each layer, but the names are different. D. The layers are conceptually similar but differ in name and details of what functions are in which layers. Answer: D 10. A mainframe customer wants to add a web site for customer orders. They plan to tightly couple the web site to their existing back office z/OS applications. Which of the following describes an effective implementation? A. Bring in another System z machine B. Implement a firewall on the mainframe and use WebSphere to enable the web site on a Linux server. C. Implement a firewall on a new, small Unix server and use WebSphere to enable the web site on the mainframe.
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D. Implement a firewall on a new Windows XP server and use WebSphere to enable the web site on a new Windows XP server. Answer: C 11. If a data set with text information is created using ISPF edit, the dataset is copied to magnetic tape, and the magnetic tape is then copied to a PC (e.g. Windows), what will a user see who displays the file on the PC? A. Clear text, but with punctuation corrupted B. The exact same text as seen in ISPF on the mainframe C. An odd mixture of unintelligible and unprintable characters D. The results of the encryption used in every mainframe data set Answer: C 12. What is the facility that allows mainframes to be partitioned into LPARs? A. z/OS B. PR/SM C. Virtual Storage D. Coupling Facility Answer: B 13. In UNIX, the thread is the smallest element that performs work. What is an equivalent in z/OS? A. Task B. Daemon C. TASKLIB D. Process Answer: A 14. What master catalog entry relates to the name of a user catalog? A. HLQ B. VVDS C. ALIAS D. Alternate index Answer: C 15. ISPF uses various function keys. Which of the following describes the mapping of these keys? A. Different in every ISPF menu B. Determined by operating system C. Fixed by ISPF and cannot be changed D. May be changed using the ISPF SETTINGS function Answer: D
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16. Storage protect keys protect storage in conjunction with what other feature on the mainframe? A. LPAR (Logical Partition) B. ASM (Auxiliary Storage Manager) C. APF (Authorized Program Facility) D. PR/SM (Processor Resource / System Manager) Answer: C 17. Which of the following could be used to automatically establish communication between the operating system and primary job entry subsystem during IPL? A. JES B. IODF C. Master JCL procedure D. Communications Server Answer: C 18. A list of stored TSO commands to perform a particular function is called which of the following? A. CLIST B. Compiled code C. Executable code D. Stored procedure Answer: A 19. Which of the following is a major difference between hierarchical and relational DBMS? A. Type of users with access B. Navigational vs. non navigational C. Concurrent vs. non concurrent multiple program access D. Support for single vs. multiple application languages Answer: B 20. A company runs a billing application for all its divisions on a single corporate system.
However, the
data is separate for each division. The data sets for each division use a different high level qualifier. What must change to run the billing application for one division versus another division? A. The JCL must be changed to use the correct dataset names. B. The program must be recompiled to change the DDNAMEs used. C. The JCL must be changed to include the correct high level qualifier in the DDNAME. D. The program must be recompiled in order to change the dataset names in the source code. Answer: A 21. Which of the following is the corresponding z/OS library that performs the equivalent functions as performed by UNIX /etc?
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A. JCLLIB B. PARMLIB C. PROCLIB D. NUCLEUS Answer: B 22. Which of the following describes how ISPF accesses dataset names? A. It uses shared access and does not use dataset names. B. It generates the equivalent of a DD statement and opens the DDNAME. C. It uses a special open which opens a data set name rather than a DDNAME. D. It uses a predefined list of dataset names setup by the system administrator. Answer: B 23. The z/OS Communications Server products allow programs employing sockets to communicate with CICS applications running on which of the following platforms? A. Those running VTAM B. Those running CSM C. Those running TCP/IP D. Those running Communications Server Answer: C 24. At the TSO command prompt (READY prompt), the ALLOCATE command performs what function? A. Its only function is to create new data sets. B. It allocates a specific data set to a symbolic name used in a program. C. It makes sure there is enough space on the disk before running a program. D. It pre-allocates space in the system spool for programs with large output files. Answer: B 25. The z/OS Language Environment provides which of the following? A. The only way to run FORTRAN programs in IMS B. A common compiler which will compile any HLL C. TSO commands used to compile programs online D. Common library services like math and data/time functions Answer: D 26. Which of these files is encoded using EBCDIC? A. PC executable file B. PC COBOL source file C. Mainframe load module D. Mainframe COBOL source file
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Answer: D 27. How can a new dataset be created using TSO native commands? A. Only by first starting ISPF B. By use of the TSO CREATE command C. By use of the TSO ALLOCATE command D. Only by submitting a job whose JCL creates a dataset Answer: C 28. What are the two types of sharing that occur in a parallel sysplex? A. Task and Job B. Data and Time C. Record and Task D. Resource and Data Answer: D 29. Which of the following will complete this JCL statement to allocate a new partitioned dataset? //PDS01
DD
DSN=APPL.NEW.PDS,DISP=(NEW,CATLG),
A. //
UNIT=TAPE, //
B. //
UNIT=DISK,SPACE=(CYL,(5,1)), //
DCB=(RECFM=FB,LREL=80,BLKSIZE=8000,DSORG=PS)
C. // UNIT=DISK,SPACE=(CYL,(5,1)), //
DCB=(RECFM=FB,LREL=80,BLKSIZE=8000,DSORG=PO)
D.
DCB=(RECFM=FB,LREL=80,BLKSIZE=8000,DSORG=PO)
//
UNIT=DISK,SPACE=(CYL,(5,1,10)),
//
DCB=(RECFM=FB,LREL=80,BLKSIZE=8000,DSORG=PO) Answer: D 30. Which of the following describes available functions or facilities of ISHELL? A. same as TSO B. same function as OMVS C. more function then OMVS D. less function then OMVS Answer: D 31. Within a fixed block sequential dataset a physical block stored on disk or tape contains which of the following? A. Control information B. The data control block C. Smaller physical blocks D. Multiple logical records Answer: D 32. What is the key difference between a VTAM sub-area network and a VTAM APPN network?
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A. APPN networks have less capability to participate in IP infrastructures. B. With a sub-area network, there is a central control point called the SSCP. C. With a sub-area network, the control point is distributed so that the SSCP has full function. D. In an APPN network, LUs can communicate to LUs anywhere in the network, even ones attached to a different mainframe computer. Answer: B 33. JES manages what type of processing libraries? A. PROCLIB B. PARMLIB C. SYSOUT Libraries D. Program Libraries Answer: A 34. Which of the following is used for temporary storage between two external devices of different speeds? A. Frame B. Buffer C. Real Memory D. Virtual memory Answer: B 35. How does the programmer choose which addressing mode is to be used when the load module is executed? A. The AMODE specified to the binder. B. Object decks in PDS's are 31 bit, those in PDSE's are 64 bit. C. By language: COBOL is 24 bit, PL/I is 31 bit and Java is 64 bit. D. The source code pre-processor JCL specifies the addressing mode. Answer: A 36. Which of the following is a data set that stores individual related members? A. VSAM data set B. Indexed data set C. Sequential data set D. Partitioned data set Answer: D 37. The following report was submitted to the system programmer that indicates a bottleneck is occurring:
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What IBM component is involved with respect to I/O? A. Supervisor B. Real Storage Management C. Virtual Storage Management D. Auxiliary Storage Management Answer: D 38. What are the three main types of database organizations? A. Direct, object, and linear B. Indexed, direct, and sequential C. Hierarchical, linear, and object D. Hierarchical, relational, and object Answer: D 39. What Windows and Linux service is used to share z/OS files and Unix files? A. UNIX Sync services B. Server Message Block C. Windows file services D. Physical file services Answer: B 40. What are the six phases of JES processing? A. Read, Convert, Execute, Print, Purge, Log B. Input, Process, Log, Print, Purge, Terminate C. Input, Log, Translate, Execute, Hardcopy, Terminate D. Input, Conversion, Processing, Output, Hardcopy, Purge Answer: D 41. The z/OS UNIX shell can be invoked by which two commands? A. TSO and ISPF B. USS and SHELL C. OMVS and ISHELL
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