                                Supporting OS/2
                                Test 112


TEST INFORMATION:

- Required for Certified OS/2 Engineer
- Number of questions:  123
- Passing % Score:      65                    
- Length (in minutes):  120


PREPARATION:

- Self Study

OS/2 Certification Handbook

-  IBM Courses

p1072              OS/2 2.1 Advanced Support
p1171              OS/2 Warp V3 Installation and Support
p1103              OS/2 Warp Technical Training Fast Path (a 
                   combination of p1171 and p1170, OS/Warp V3 
                   Using and Customizing)

































                                Supporting OS/2
                                Test 112 Objectives
                                Version 2
SECTION 1 - GETTING INFORMATION

-   Given a common problem or user question, identify hardcopy and on-line
     documentation used to solve the problem or answer the question.
-   Given a system error message, obtain additional information about
     the error condition.
-   Use OS/2 commands to determine levels and versions of installed software.
-   Use PSTAT to get information about running processes.
-   Use the System Information Tool to get information about the system
     software and hardware.
-   Describe the Resource Manager and use it to resolve problems with
     device driver conflicts.

SECTION 2 - SYSTEM BOOT

-   List the steps in the boot process.
-   Identify potential problems which can occur at each step of the boot process.
-   Solve problems during the boot process when the system cannot find
     the programs or data it needs to boot.
-   Describe emergency boot procedures.
-   Create and use boot diskettes for error recovery on an OS/2 2.x system.
-   Create and use boot diskettes for error recovery on an OS/2 Warp system.
-   Describe the recovery choices available during an OS/2 Warp system boot.
-   Use the OS/2 Warp Recovery Choices screen to fix problems.

SECTION 3 - VIDEO ISSUES

-   Describe how OS/2 supports video devices.
-   Identify statements in CONFIG.SYS used to load support for video devices.
-   Use OS/2 tools and utilities to fix common video problems.

SECTION 4 - PRINTER ISSUES

-   Determine if your printer is supported by OS/2 and take appropriate
     action if it is not.
-   Identify and solve common printer hardware problems.
-   List the steps to verify that a printer object is defined and configured correctly.
-   Manage and configure the Spooler to meet a user's requirement.
-   Install new printer drivers or upgrade printer drivers.
-   Given a description of a common printer problem, identify the
     solution and fix the problem.
-   Describe how OS/2 Warp print support differs from OS/2 2.x print support.

SECTION 5 - CONFIG.SYS STATEMENTS

-   Describe the elements of OS/2 multitasking.
-   Configure the elements that control OS/2 multitasking.
-   Given a customer memory requirement, configure OS/2 memory management
     to meet the requirement.
-   Given a requirement for a special user interface, modify CONFIG.SYS to meet
     the requirement.
-   Given a customer's disk space requirement, configure how OS/2 manages
     input/output and the file system.
-   Use CONFIG.SYS statements to configure the DOS and Windows application environment.

SECTION 6 - RECOVERY TOOLS

-   Use OS/2 commands to save and restore data.
-   Use OS/2 commands to fix errors on the file system.
-   Given an OS/2 2.1 system, save and recover files used to build the
     Desktop and configure object behavior.
-   Given an OS/2 Warp system, ensure that user Desktop and object
     customization data are maintained.
-   Describe how the OS/2 Maintenance Desktop is created and used.
-   Identify and use the appropriate recovery tool when objects are corrupted.
-   Use the UNPACK command to retrieve an OS/2 file from an OS/2 diskette.

SECTION 7 - SYSTEM DUMPS

-   State the purpose of a system dump.
-   Describe the steps performed to take a dump.
-   Identify situations in which taking a system dump is appropriate
                      
                                Supporting OS/2
                                Sample Test 112
                                Version 2

SECTION 1 - GETTING INFORMATION

1. Which online aid, shipped in the OS/2 Warp BonusPak, is used to gather
information about hardware and software?

a. QCONFIG
b. IBM Works
c. System Information Tool
d. Program Status Monitor

2. Which function is performed by the OS/2 Warp Resource Manager?

a.  manages network resources
b.  manages device driver resources
c.  controls system resources, such as CPU and Memory
d.  allocates resources to threads requesting CPU time

3. How can you recover if your OS/2 Warp system is hanging on one of the BASEDEV
statements?

a. Press Alt+F1 and select "D".
b. Bypass the hanging statement by pressing Enter.
c. Boot with diskettes and press Alt+F1 to start the Resource Manager and
    reassign the device interrupts.
d. Press Alt+F2 to identify the hanging driver, reboot with diskettes and
    edit CONFIG.SYS.

SECTION 2 - SYSTEM BOOT

4. What is the last step initiated in the OS/2 boot process?

a. CONFIG.SYS is processed.
b. The Workplace Shell is started.
c. The Startup folder is processed.
d. Operating System tasks are started.

5. What can be tried if a CONFIG.SYS file is bad and the OS/2 2.1 system will
not boot?

a. Press Alt+F1 at boot and press "C" to modify CONFIG.SYS.
b. Press Alt+F2 at boot and press "C" to modify CONFIG.SYS.
c. Boot with emergency diskettes and use the OS/2 System Editor to correct the
    CONFIG.SYS errors.
d. Use a modified Diskette 1 that includes a small OS/2 command line editor to
    do an emergency boot and modify CONFIG.SYS.

6. What can you do if you press "E" while viewing the OS/2 Warp Recovery
Choices screen?

a. exit to a command prompt
b. continue with a normal boot
c. invoke a full screen text editor
d. boot with a CONFIG.E file in OS2\BOOT

SECTION 3 - VIDEO ISSUES

7. Which action is used to reset an OS/2 Warp system to VGA?

a. Press Alt+F1 at system boot and then press "V".
b. Press Alt+F2 at system boot and then run SETVGA.
c. Start an OS/2 command prompt and enter RSPDSPI.
d. Start and OS/2 command prompt and enter DSPINSTL.

8. What should you do if a user installed the OS/2 Warp system with the wrong
accelerated video driver and the system boots to a blank screen?

a.  Boot to the Recovery Choices screen, exit to a command prompt, and run
     DDINSTAL to install the correct drivers.
b.  Boot with diskettes, exit to a command prompt and run Selective Install to
     install the correct drivers.
c.  Boot to the Recovery Choices screen, reset the system to VGA mode, reboot
     and use Selective Install to install the correct drivers.
d.  Boot with diskettes, run Selective Uninstall to uninstall the current driver
     and then run Selective Install to install the correct drivers.

9. Which functions can be performed by the SVGA command?

a. It resets the system to VGA mode.
b. It deletes an SVGADATA.PMI file.
c. It generates an SVGADATA.PMI file.
d. It changes mode from XGA to SVGA.

SECTION 4 - PRINTER ISSUES

10. What can you try to see if a PostScript printer will work on OS/2 if the
printer does not have a driver shipped with OS/2?

a.  Use the IBMNULL driver.
b.  See if your printer is listed in PRDESC.LST.
c.  See if the printer can emulate a supported printer.
d.  See if the printer will work with an OS/2 generic printer driver.

11. What does a missing port object in a printer settings notebook indicate?

a. an INI file is corrupted
b. the port object is deleted
c. the printer is not physically connected
d. the incorrect printer driver is selected

12. When do OS/2 2.x and OS/2 Warp have different parallel printer cable
requirements?

a.  when OS/2 Warp uses interrupts 3 and 7
b.  when OS/2 2.x uses polling mode to print
c.  when OS/2 Warp uses polling mode to print
d.  when OS/2 Warp uses interrupts for sound cards

SECTION 5 - CONFIG.SYS STATEMENTS

13. Which statement describes how thread priorities are managed by OS/2?

a.  Priorities are static and managed according to class and level.
b.  Priorities are static at startup, but can be changed by applications.
c.  Priorities are dynamically changed by the system, but do not change once
     the process is started.
d.  Priorities are dynamically changed by the system, but can be specified as
     absolute in CONFIG.SYS.

14. When should the COMMIT parameter be set to ON?

a. when DOS applications are installed and frequently in use
b. when Windows applications are installed and frequently in use
c. when OS/2 16 bit applications are installed and frequently in use
d. when OS/2 32 bit applications are installed and frequently in use

15. What is the default OS/2 command processor?

a.  CMD.EXE
b.  EXTPROC.EXE
c.  STARTUP.CMD
d.  COMMAND.COM

16. Your job is to optimize performance of a new search and retrieval application
that processes files ranging in size from 52 to 64KB.  The system has 32 MB of
memory and Drives C and D are each 300MB and are formatted HPFS.  Which statement
in the CONFIG.SYS provides the best performance gain?

a. DISKCACHE=2048,LW
b. DISKCACHE=4086,LW,AC:D
c. IFS=C:\OS2\HPFS.IFS  /CACHE:2048 /CRECL:64 /AUTOCHECK:CD
d. IFS=C:\OS2\HPFS.IFS  /CACHE:4096 /CRECL:128 /AUTOCHECK:CD

SECTION 6 - RECOVERY TOOLS

17. Which command will fix errors on an OS/2 Warp FAT drive?

a.  CHKDSK /F
b.  CHKDSK /F:1
c.  CHKDSK /F:2
d.  CHKDSK /F:3

18. Which command should not be used to fix errors on an OS/2 Warp HPFS drive
which has been formatted using the /Q parameter?

a.  CHKDSK /F
b.  CHKDSK /F:1
c.  CHKDSK /F:2
d.  CHKDSK /F:3

19. How is the OS/2 Warp Desktop configured to ensure recovery if system files
are damaged?

a. Enable the Save Desktop option.
b. Use the Alt+F1 keystroke at boot time.
c. Turn on the archive function for the Desktop.
d. Use the copy command to save the *.INI files at each boot.

20. How is the OS/2 Warp Maintenance Desktop created?

a.  It is created using a utility diskette.
b.  It is created using a tool shipped with the Bonus Pack.
c.  It is created by the SERVICE program when applying maintenance to an OS/2
system.
d.  It is created by the OS/2 Warp installation program when diskette 6 is
processed.

SECTION 7 - SYSTEM DUMPS

21. A user has a server with 64MB of RAM.  Which feature of OS/2 Warp will make
it easier to take a system memory dump?

a.  Selective dumping facility (SDF)
b.  dumping to the hard disk rather than to diskettes
c.  saving register data in the DUMP.LOG file on the hard disk
d.  dumping to XDF formatted diskettes, decreasing the number of diskettes needed.

22. How does the space required for a dump compare to the amount of system memory
(RAM)?

a.  half the size of total RAM
b.  twice the size of total RAM
c.  slightly larger than total RAM
d.  depends on the amount of memory plus the swap file size on the system


ANSWER KEY

1.  c

2.  b

3.  d

4.  c

5.  d

6.  d

7.  a

8.  c

9.  bc

10. cd

11. a

12. c

13. d

14. c

15. a

16. c

17. a

18. d

19. c

20. d

21. b

22. c
