EXHIBIT 3.4

                                    BYLAWS

                                      OF

                          DUNN COMPUTER CORPORATION

                                     * * *

                                   ARTICLE I

                                    Offices

   The principal office and place of business of this corporation will be 
11307 Sunset Hills Road, Suite B7, Reston, Virginia 22090. Permission and 
authority is hereby given the Board of Directors to change the location of 
said principal office and of said principal place of business, or either, 
from time to time as it may deem advisable, and also to establish such 
offices or places of business elsewhere, either within or without the State 
of Virginia, as in the opinion of the Board may be advisable.

                                  ARTICLE II

                        Stockholders Annual Meetings

   SECTION 1. The annual meetings of the stockholders of this corporation 
shall be held on the second Tuesday of April of each year either at the 
principal office of the corporation or at such other place either in or out 
of the State of Virginia as the Board of Directors may authorize and fix by 
resolution or order. No prior Notice of said annual meeting shall be required.

                                Special Meetings

   SECTION 2. Special meetings of the stockholders may be called at any time 
by the Board of Directors, the President, or any number of stockholders 
holding in the aggregate at least twenty-five percent (25%) of the number of 
shares outstanding. Such meetings shall be held at the principal office of 
the corporation unless called by the Board of Directors to be held at some 
other place, in which event it shall be held at such other place.

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                           Notice of Special Meetings

   SECTION 3. Notice of any special meeting of the stockholders shall be 
given by written notice of the time and place thereof mailed to each of the 
stockholders at least ten (10) days prior to such meeting, such notice to be 
addressed to the stockholder at his last post office address appearing on the 
books of the corporation.

   The notice of special meetings shall state the business to be transacted, 
and no business other than that included in the notice of incidental thereto 
shall be transacted at such meeting.

                                Waiver of Notice

   SECTION 4. Any meeting of the stockholders may be held by agreement in 
writing of all the stockholders, and where notice or publication of any 
notice is required, the same may be waived in writing by all of the 
stockholders. Any meeting of the stockholders at which all the outstanding 
stock of the corporation is present or represented shall be valid and 
binding, notwithstanding lack or insufficiency of notice.

                               Quorum--Adjustments

   SECTION 5. At all meetings of the stockholders, a quorum shall consist of 
at least a majority of all of the shares of stock issued and outstanding, 
exclusive of that held by the corporation, either in person or by proxy.

   If a sufficient number of shares is not present at the time and place 
appointed, any number of shares present or represented, less than a quorum, 
may adjourn any stockholders' meeting from time to time until the meeting is 
regularly constituted and the business to come before the meeting is 
completed.

                                      Voting

   SECTION 6. Upon any question to be determined at a stockholders' meeting 
other than the election of directors, which is otherwise provided for by 
statute or by Section 3 of Article III of these Bylaws, if a vote by stock be 
demanded upon such question by any stockholder, each stockholder shall be 
entitled to one vote for each share of stock owned by him and entitled to a 
vote, and he may exercise this right in person or by proxy.

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   The concurrence by the vote of not less than a majority of the capital 
stock present or represented at any meeting and entitled to vote shall be 
necessary and prerequisite to any corporate action to be taken at any 
stockholders' meeting.

                              Record of Meetings

   SECTION 7. A record shall be kept of the meeting of the stockholders and 
the action taken at the same, which shall be verified by the person acting as 
Secretary thereof.

                                  ARTICLE III

                                   Directors
                   Number, Qualification and Term of Office

   SECTION 1. The business, property and affairs of the corporation shall be 
managed and controlled by its Board of Directors. The Board of Directors 
shall consist of not less than three nor more than seven persons, as may be 
determined by the stockholders from time to time, to be elected at the first 
meeting of the stockholders and at every annual meeting thereafter. Such 
directors need not be stockholders of the corporation nor residents of the 
State of Virginia. They shall hold office for one year and until their 
successors are elected and qualified.

                              Executive Committee

   SECTION 2. The Board of Directors may by resolution or resolutions passed 
by majority of the whole Board, designate and elect an Executive Committee of 
not less than three members of the Board of whom one shall be the President 
of the corporation. The Executive Committee shall have and may exercise all 
the powers of the Board of Directors in the management of the business 
affairs of the corporation when the Board is not in session, and shall have 
power to authorize the seal of the corporation to be affixed to all papers 
which may require it. The Executive Committee shall meet upon the call of the 
President and shall keep a full record of its proceedings which may be 
reviewed by the Board of Directors at any time. The Executive Committee shall 
serve at the will and pleasure of the Board of Directors and the Board of 
Directors may change the membership of the Executive Committee at any time, 
provided, however, that the President of the corporation shall always be a 
member of the Executive Committee.

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                                   Elections

   SECTION 3. In all elections of directors each stockholder shall have the 
right to cast one vote for each share of stock owned by him and entitled to 
vote, and he may cast the same in person or by proxy.

                                   Vacancies

   SECTION 4. The stockholders at any meeting may remove any director and 
fill the vacancy until the next annual meeting. A vacancy in the Board 
occurring from any other cause may be filled by the Board until the next 
annual meeting of the stockholders.

                                    Meetings

   SECTION 5. Regular meetings of the Board of Directors may be held at such 
time and place as may be hereafter prescribed by these Bylaws, or as the 
Board may from time to time designate by resolution. No notice shall be 
required as to regular meetings of the Board if the Board by resolution 
determines a precise time and place for such meetings.

   Special meetings of the Board may be called by the President, or any two 
directors.

   Notice of any meeting of the Board may be given, until otherwise ordered 
by the Board of Directors, by the Secretary of the corporation or by the 
person or persons calling such meeting, at least five days before the time of 
such meeting, either by written notice thereof mailed to each director, or by 
telegram or telephone.

   Meetings of the Board may be held at any time and place without notice 
upon the written consent of all the directors.

   The action of a majority of the Board, although not at a regularly called 
meeting, and the record thereof, if assented to in writing by all the members 
of the Board, shall be as valid and effective in all respects as if such 
action were taken by the Board in regular meeting assembled.

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                                      Quorum

   SECTION 6. Until otherwise prescribed by these Bylaws, a majority of the 
Board shall constitute a quorum for the transaction of business; but if at 
any meeting of the Board there be less than a quorum present, a majority of 
those persons present may adjourn the meeting from time to time until a 
quorum is present.

                             Authority of Board to Encumber
                                 Property of Corporation

   SECTION 7. In addition to the power and authority vested in the Board of 
Directors of this corporation by the statutes and laws of the State of 
Virginia and under the Bylaws of the corporation, the Board of Directors 
shall have, and it is hereby expressly given and granted, the power, right 
and authority to encumber and mortgage the real estate and other property of 
this corporation or any part or parts thereof, and to convey the same in 
trust to secure the payment of corporate obligations.

                  When Interest of Director Does Not Disqualify Him

   SECTION 8. No person duly elected a director of this corporation shall be 
disqualified to take office as such director, or to serve as such, or to vote 
upon any matter coming before the Board of Directors of this corporation, or 
to do any other act or thing otherwise proper to be done as such director, by 
reason of the fact that such person is a stockholder, director, officer or 
employee of any other corporation; or is a partner, or proprietor of another 
business, the Board of Directors of this corporation being expressly 
authorized to make, approve or ratify contracts, leases, agreements and other 
transactions between this corporation and any other corporation or business 
notwithstanding any interest which any member or members of the Board of 
Directors of this corporation may have in such corporation or business.

                              Record of the Board

   SECTION 9. The Board of Directors shall cause to be kept a record of its 
proceedings which shall be verified by the signature of the person acting as 
Secretary of the meeting. On any question as to which there is disagreement 
the names of the

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record, if any member at the time requires it.

                         Books of Account--Annual Report

   SECTION 10. The directors and officers shall keep accurate accounts of the 
corporate transactions and to such end shall cause the books of the 
corporation to be settled and balanced at least once in every twelve months. 
The Board of Directors may from time to time adopt such annual accounting 
periods as it shall deem advisable.

                                    ARTICLE IV

                               Officers and Agents
                            Election and Appointment

   SECTION 1. As soon as may be after their election, the Board of Directors 
shall choose a President of the corporation from among the directors, who 
shall hold office until his successor is elected and qualified.

   At the same time the Board of Directors shall choose a Vice President, a 
Secretary and a Treasurer, none of whom need be members of the Board. The 
directors may at any time elect from among the directors a Chairman of the 
Board of Directors, and may also elect an Executive Vice President, an 
Assistant Secretary and an Assistant Treasurer, who need not be members of 
the Board. All of the officers in this paragraph mentioned shall hold office 
during the pleasure of the Board.

   The Board of Directors may employ such other employees, agents, attorneys 
and representatives as the Board may deem advisable to perform such duties as 
the Board may prescribe, and fix their compensation.

   If required by the Board, the President, Vice President, Executive Vice 
President, Treasurer, Secretary or any officer, agent or employee appointed 
by the Board shall give bond payable to the corporation in such penalty and 
with such conditions and security as the Board may approve.

                                  Compensation

   SECTION 2. The Board of Directors of this corporation shall have, and it 
is hereby given, the authority and right to fix the compensation of all 
officers (including members of the Board of Directors and the officers 
mentioned in Section 1

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immediately above), agents, and employees of the corporation, who shall 
receive such compensation as the Board may from time to time prescribe.

                                    President

   SECTION 3. The President shall be the chief executive officer of the 
corporation. Unless some other officer or agent is specially appointed and 
authorized for the purpose, the President shall sign the corporate name of 
the corporation to all deeds, mortgages, writings and other contracts made by 
the corporation, except such as are necessary or incidental to the exercise 
of the powers vested in other officers or agents by the Board of Directors; 
and generally, the President shall have the exercise supervision and control 
over all the business, affairs and property of the corporation, except as may 
be vested in other officers or agents by action of the Board of Directors, 
and shall perform such duties as are incident to the conduct of its business 
not otherwise provided for in its Bylaws or by action of the Board of 
Directors or vested in other officers or agents by action of the Board of 
Directors.

                                 Vice President

   SECTION 4. The Vice President shall in the absence or incapacity of the 
President perform the duties of the President and shall have such other 
powers and authority as may be assigned to him by the Board of Directors, 
either generally or specifically.

                            Executive Vice President

   SECTION 5. The Executive Vice President shall have supervision and control 
over so much of the business affairs and property of the corporation as may 
be delegated to him from time to time by the Board of Directors, either 
generally or specifically.

                                    Secretary

   SECTION 6. The Secretary, or an Assistant Secretary, shall have the 
custody of the minute book, stock book, corporate seal and all records and 
papers of the corporation, subject to the supervision and control of the 
President, except such as the Board may put in the custody of other officers, 
agents or employees.

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   The Secretary, or an Assistant Secretary, shall attend all meetings of the 
stockholders and of the Board of Directors and act as Secretary thereof, 
keeping a record of the proceedings of such meetings in a book to be 
maintained for the purpose. The Secretary shall give or cause to be given, 
unless otherwise specially provided, notice to all meetings of the 
stockholders, directors, committees and other meetings of the officers or 
representatives of the corporation, and shall perform such other duties as 
may be prescribed by the Board of Directors or the President.

                                     Treasurer

   SECTION 7. The Treasurer or Assistant Treasurer shall have custody of the 
corporate funds and securities, subject to the supervision and control of the 
President, shall keep full and accurate accounts of receipts and 
disbursements of the corporation; and shall deposit all moneys and other 
valuable effects, in the name and to the credit of the corporation, in such 
depositories as may be designated by the Board of Directors.

   The Treasurer shall disburse the funds of the corporation subject to such 
regulations as may be prescribed by the Board of Directors, taking proper 
vouchers for such disbursements, and shall render to the President and to the 
directors at regular meetings of the Board whenever they, or any of them, may 
request it, an account of transactions as Treasurer and of the financial 
condition of the corporation, and such other reports as may from time to time 
be required of him by the President.

                           Signature of Orders for the
                                Payment of Money

   SECTION 8. The funds of the corporation shall be disbursed in such manner 
as may be prescribed by the Board of Directors. All checks, notes, drafts and 
other orders of the corporation for the payment of money shall be drawn, 
signed or countersigned as the Board of Directors may from time to time 
prescribe.

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                                    ARTICLE V

                                  Capital Stock
                              Certificate of Stock

   SECTION 1. The Board of Directors shall cause to be issued to any 
association or its legal receiver appearing on the books of the corporation 
to be the owner of any shares of its stock, a certificate or certificates 
therefor, under the corporate seal of the corporation, to be signed by the 
President, or a Vice President, and the Secretary, or an Assistant Secretary, 
of the corporation, which certificate shall be in such form as the Board of 
Directors may adopt. Such certificates shall be issued in order from a stock 
certificate book to be kept by the Secretary under the supervision of the 
Board.

   Unless otherwise specially ordered by the Board, no such certificate shall 
be issued or delivered until the stock represented thereby has been fully 
paid for or security satisfactory to the Board given for the residue 
remaining unpaid; but such payment may be made in property, property rights 
services or otherwise when authorized and approved by the Board of Directors.

                                Transfer of Stock

   SECTION 2. Shares of the capital stock of the corporation shall be 
transferable by it only upon the books of the corporation by the holder 
thereof in person or by attorney upon surrender and cancellation of the 
certificate for the same.

                 Closing of Transfer Books and Fixing Record Date

   SECTION 3. For the purpose of determining shareholders entitled to notice 
of or to vote at any meeting of shareholders, or shareholders entitled to 
receive payment of any dividend, or in order to make a determination of 
shareholders for any proper purpose, the Board of Directors may provide that 
the stock transfer books shall be closed for a stated period, but not to 
exceed, in any case, fifty (50) days. If the stock transfer books shall be 
closed for the purpose of determining shareholders entitled to notice of or 
to vote at a meeting of shareholders, such books shall be closed for at least 
ten (10) days immediately preceding such meeting. In lieu of closing the 
stock transfer books, the Board of Directors may fix, in advance, a date as 
the record date for any determination of shareholders, such date, in any 
case, to be not more than fifty (50) days and, in case of a

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meeting of shareholders, not less than ten (10) days prior to the date on 
which the particular action requiring such determination of shareholders is 
to be taken. If the stock transfer books are not closed and no record date is 
fixed for the determination of shareholders entitled to notice of or to vote 
at a meeting of shareholders, or shareholders entitled to receive payment of 
a dividend, the date on which notice of the meeting is mailed, or the date on 
which the resolution of the Board of Directors declaring such dividend is 
adopted, as the case may be, shall be the record date for such determination 
of shareholders.

                                    ARTICLE VI

                                General Provisions
                                     Dividends

   SECTION 1. The Board of Directors may declare, and the corporation may 
pay, dividends on its outstanding shares in cash, property, or its own 
shares, pursuant to law and subject to the provisions of its Articles of 
Incorporation.

   SECTION 2. Before payment of any dividend, there may be set aside out of 
any funds of the corporation available for dividends, such sum or sums as the 
directors, from time to time, in their absolute discretion, think proper as a 
reserve or reserves to meet contingencies, or equalizing dividends, or for 
such other purpose as the directors shall think conducive to the interest of 
the Corporation, and the directors may modify or abolish any such reserve in 
the manner in which it was created.

                                      Checks

   SECTION 3. All checks or demands for money and notes of the corporation 
shall be signed by such officer or officers, or such other person or persons 
as the Board of Directors may, from time to time, designate.

                                    Fiscal Year

   SECTION 4. The fiscal year of the corporation shall be fixed by resolution 
of the Board of Directors.

                                        Seal

   SECTION 5. The corporate seal of the corporation shall

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have inscribed thereon the name of the corporation, the year of its 
organization, and the state of incorporation. The seal may be used by causing 
it, or a facsimile thereof, to be impressed or affixed or reproduced or 
otherwise.

                                   ARTICLE VII

                                    Amendments

   SECTION 1. These Bylaws may be altered, amended or repealed, or new bylaws 
adopted, at any regular meeting of the Board of Directors, or at any special 
meeting of the Board of Directors, if notice of such proposed action be 
contained in the notice of such special meeting.

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