T4Tutorials .PK

Chapter 3 HARDWARE SPECIFICATIONS OF MCQs

1. 8086 is a ----------- bit microprocessor.

(A) 32


(B) 16


(C) 8


(D) 4




2. 8086 is a ----------- DIP chip.

(A) 10-pin


(B) 20-pin


(C) 30-pin


(D) 40-pin




3. The width of address bus of 8086 is …………. bit.

(A) 8


(B) 20


(C) 16


(D) 32




4. --------- pin is used for peripherals to request a hardware interrupt.

(A) TEST


(B) NMI


(C) INTR


(D) None of all




5. --------- pin receives DMA (direct memory access) requests.

(A) HLD


(B) HOLD


(C) ALE


(D) DEN




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