Certification Questions

Q:

The DBA can set the registry variable DB2_HASH_JOIN on or off because:

A) hash joins may require more resources to run. B) hash joins are not used unless outer joins are requested.
C) If hash joins are enabled, no other join method can be used. D) Hash joins are only needed when the tables are portioned using hash keys.
 
Answer & Explanation Answer: A) hash joins may require more resources to run.

Explanation:
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Filed Under: IBM Certification

28 7515
Q:

SAP HR system uses employee subgroups to group payroll areas so employee from different employee subgroup can not belong to the same payroll areas.

A) TRUE B) FALSE
Answer & Explanation Answer: B) FALSE

Explanation:
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Subject: SAP HR

13 7481
Q:

What is the subnetwork address for a host with the IP address 200.10.5.68/28?

A) 200.10.5.56 B) 200.10.5.32
C) 200.10.5.64 D) 200.10.5.0
 
Answer & Explanation Answer: C) 200.10.5.64

Explanation:

This is a pretty simple question. A/28 is 255.255.255.240, which means that our block size is 16 in the fourth octent. 0,16, 32, 48, 64, 80, etc. The host is in the 64 subnet.

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Filed Under: CCNA

1 7465
Q:

Which of the following extenders allows data to be presented in a three dimensional format?

A) DB2 AVI Extender B) DB2 XML Extender
C) DB2 Text Extender D) DB2 Spatial Extender
 
Answer & Explanation Answer: D) DB2 Spatial Extender

Explanation:
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Filed Under: IBM Certification

28 7459
Q:

A receiving host has failed to receive all of the segments that it should acknowledge. What can the host do to improve the reliability of this communication session?

A) Send a different source port number B) Restart the virtual circuit
C) Decrease the sequence number D) Decrease the window size
 
Answer & Explanation Answer: D) Decrease the window size

Explanation:

A receiving host can control the transmitter by using flow control ( TCP uses windowing by default). By decreasing the window size, the receiving host can slow down the transmitting host so the receiving host does  not overflow its buffers.

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Filed Under: CCNA

0 7449
Q:

An administrator issues the command "ping 127.0.0.1" from the command line prompt on a PC host named PC1. If an ICMP reply is received, what does this confirm?

A. The PC host PC1 has connectivity with a local host
B. The PC host PC1 has connectivity with a Layer 3 device
C. The PC host PC1 has a default gateway correctly configured
D. The PC host PC1 has connectivity up to Layer 5 of the OSI model
E. The PC host PC1 has the TCP/IP protocol stack correctly installed

Answer

Answer : E

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Subject: CCNA

11 7413
Q:

To view the most up to date planning data (available stock, orders, reservations, etc) on a material,use the

A. Stock Requirement list.

B. Stock Overview report

C. List display of material and accounting documents

D. Standard Analysis for a material

Answer

Answer : A

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Subject: SAP MM

39 7401
Q:

Which indirect valuation module has to be used for variable bonus between 0 - 8% of basic pay ?

A. TARIFF

B. SUMME

C. PRZNT

D. SUMME and PRZNT

Answer

Answer : C

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Subject: SAP HR

6 7377