NECO Data Processing Questions and Answers 2022 (100% Verified) Theory & Obj Expo Answers

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NECO Data Processing Questions and Answers 2022  is now release for the June/July 2022.  NECO Data Processing Theory and Objective Answers (100%legit) Data Processing Essay verified Free  (Expo) for National Examination Council. NECO Data Processing Questions For you to have good NECO result in  Data Processing as well as repeated questions for free in this post. 

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You will also understand how NECO Data Processing questions are set and how to answer them. The National Examination Council is an examination body in Nigeria that conducts the Senior Secondary Certificate Examination and the General Certificate in Education in June/July and November/December respectively.

For those that would like to see the question paper, you can click on the link below:

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See also  NECO Physics Practical Specimen Questions and Answers 2022 (100% Verified) Theory & Obj Expo Answers

1 Comment

  1. [8/11, 11:45 AM] Naijahero: DATA PROCESSING OBJ
    1-10: CDCDBCBAEA
    11-20: AABEDDDEEB
    21-30: CAECABDBCA
    31-40: EBCBCBCDCB
    41-50: BABDBDDDBC
    51-60: BBDAABBCCD
    [8/11, 12:06 PM] Naijahero: 6ai)
    (i) Fax machine
    (ii) Telephone/mobile phone
    (iii) Television
    (iv) Radio

    (6aii)
    (i) Telephone/mobile phone: Telephones and mobiles are most commonly used means of communication. They are not only very fast but also link far distant location within no time. Telephone are static whereas mobile phones can be carried anywhere. They help anyone to talk to others anytime and am from anywhere

    (ii) Telegraph: A Telegraph is a Communication system in which information is transmitted over a wire through a series of electrical current pulses ,usually in the form of Morse code. The basic components include a source of direct current, a length of wire or cable , and a current indicating device such as a relay, buzzer it light bulb.

    (6bi)
    ARIS : Algorithms for Recovery and Isolation Exploiting Semantics

    (6bii)
    (i) Repeating history during Redo
    (ii) Logging changes during undo

    (6biii)
    (i)REDO phrase: The redo phase restore the database to the exact state at the crash, including all the changes of uncommitted transaction that were running at the point in time.

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