A System z technique that allows multiple simultaneous operations of
two or more programs under the control of one copy of z/OS is called -
ANSWER C. SMP (symmetric multiprocessing)
Typical z/OS "middleware" would include - ANSWER A. Database
software and web server software
___ represents the smallest unit of work within the z/OS operating
system. Note: iLearn is very unforgiving when grading "fill in" type
questions like this one. Your answer in this case should consist of an
acronym or the word that represents your answer. Choose your answer
carefully. - ANSWER tcb
To customize and control the loading of z/OS on a server, z/OS depends
on _______ settings for its software configuration information. Note:
iLearn is very unforgiving when grading "fill in" type questions like this
one. Your answer in this case should consist of a "word" or "name" that
represents your answer. Choose your answer carefully. - ANSWER par
lib
Many z/OS system programmers who have worked with z/OS for a long
time still refer to it using its old name: - ANSWER C. MVS
The z/OS _________ gives control of a processor (CP) to the next ready
unit of work. - ANSWER B. Dispatcher
Two common z/OS units of work are: - ANSWER B. Tasks and SRBs
A programmer codes the JCL to define a JOB to z/OS. When the JOB
executes, it will result in at least one z/OS ______ being created for
each JOB step. - ANSWER D. Task
,A System z technique whereby several programs appear to execute
concurrently is called - ANSWER B. Multiprogramming
What attribute is not a characteristic of z/OS? - ANSWER C. Runs non-
secured application environments
Which component is not part of z/OS? - ANSWER C. Integrated Facility
for Linux
Virtual storage is an 'illusion' created through z/OS's management of real
storage and ? - ANSWER A. Auxiliary storage using special internal
DAT tables
A range of addressable virtual storage available to a user, program, or
the operating system is: - ANSWER B. An address space
When a job or started task is invoked in z/OS, it executes in a : -
ANSWER C. Address space
z/OS runs on the mainframe in ? - ANSWER D. a Logical Partition
What is a Mainframe? - ANSWER D. All of the above
How would you characterize the physical size of a current model
mainframe computer? - ANSWER A. About the size of a large
refrigerator (w/o I/O)
Mainframes are most extensively used by what type of businesses? -
ANSWER C. Large corporations
The z/OS acronym RAS stands for - ANSWER C. Reliability,
Availability, and Serviceability
Name the two broad categories of workload likely to be found running on
a mainframe - ANSWER A. Batch and online transaction processing
, Which mainframe job/role wold you expect to perform software
customization, capacity planning and performance tuning? - ANSWER
A. Systems programmer
Which two operating systems are the most prevalent operating systems
running on System z mainframes? - ANSWER B. z/OS and Linux for
zSeries
The "360" in the name "System/360" is a reference to what? - ANSWER
D. The 360 degrees of a circle
An enterprise is about to upgrade an older System z server to the latest
technology mainframe. This enterprise has a program that was written
20 years ago and the source code for the program is no longer available.
What should the enterprise expect relative to the old program when the
server upgrade occurs? - ANSWER C. They should expect that the
program will run without any changes
Since its introduction in 1964, the IBM mainframe has - ANSWER E.
Evolved and in many ways leads in delivering modern computing
technologies
Characteristics of an online transaction are: - ANSWER B. Uses a
small amount of input data and demands a fast (usually less than one
second) response
An IBM representative who provides on-site support for hardware
devices has which title? - ANSWER D. Customer Engineer (CE)
A mainframe's design is basically - ANSWER B. Share everything
environment
The mainframe has heritage terms, which is not appropriate? -
ANSWER C. UNIVAC
Which characteristic is not a mainframe attribute? - ANSWER B.
Hardware and operating systems that do not share resources
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