POWER OF ATTORNEY

	KNOW ALL BY THESE PRESENTS, that the undersigned hereby constitutes and
appoints each of Jennifer M. Daniels and Chanda L. Kirchner, signing singly, the undersigned's
true and lawful attorney-in-fact to:

(1) 	execute for and on behalf of the undersigned, in the undersigned's capacity as an
officer and/or director of NCR Corporation (the "Company"), Forms 3, 4, and 5 in
accordance with Section 16(a) of the Securities Exchange Act of 1934 and the rules
thereunder;
(2) 	do and perform any and all acts for and on behalf of the undersigned which may be
necessary or desirable to complete and execute any such Form 3, 4, or 5 and timely
file such form with the United States Securities and Exchange Commission and any
stock exchange or similar authority; and
(3) 	take any other action of any type whatsoever in connection with the foregoing
which, in the opinion of such attorney-in-fact, may be of benefit to, in the best
interest of, or legally required by, the undersigned, it being understood that the
documents executed by such attorney-in-fact on behalf of the undersigned pursuant
to this Power of Attorney shall be in such form and shall contain such terms and
conditions as such attorney-in-fact may approve in such attorney-in-fact's
discretion.
      The undersigned hereby grants to each such attorney-in-fact full power and authority to
do and perform any and every act and thing whatsoever requisite, necessary, or proper to be done
in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes
as the undersigned might or could do if personally present, with full power of substitution or
revocation, hereby ratifying and confirming all that such attorney-in-fact shall lawfully do or
cause to be done by virtue of this Power of Attorney and the rights and powers herein granted.
The undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at
the request of the undersigned, are not assuming, nor is the Company assuming, any of the
undersigned's responsibilities to comply with Section 16 of the Securities Exchange Act of 1934.

	This Power of Attorney shall revoke any and all other powers of attorney previously
executed by the undersigned in connection with his or her capacity as a director or officer of the
Company relating to the filing of Forms 3, 4, and 5 under Section 16(a) of the Securities
Exchange Act of 1934 and the rules thereunder.  This Power of Attorney shall remain in full
force and effect until the undersigned is no longer required to file Forms 3, 4, and 5 with respect
to the undersigned's holdings of and transactions in securities issued by the Company, unless
earlier revoked by the undersigned in a signed writing delivered to the foregoing attorneys-in-
fact.

	IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of this 14th day of July, 2010.


      	By:  	/s/ Quincy L. Allen
	Quincy Allen