Computer Science

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Computer Science with updated Computer Science MCQs and answers covering Programming, Data Structures, Algorithms, Operating Systems, Computer Networks, Database Management, Software Engineering, Cybersecurity, and more. Ideal for FPSC, PPSC, NTS, CSS, GATE, SSC, UPSC, university exams, job tests, and competitive exams in Pakistan and India.

(A) The corona wire places a uniform positive charge on the paper

(B) A uniform negative charge is placed on the photosensitive drum

(C) A uniform negative charge is placed on the toner

(D) All of the above

February 9, 2021