T4Tutorials .PK

Chapter 6 INTEL 8088 SYSTEM TIMING AND BUS MULTIPLEXING MCQs

1. Time required by the microprocessor to complete an operation of accessing memory or I/O devices is called …………………

(A) Machine Cycle


(B) Instruction Cycle


(C) Fetch Cycle


(D) Execution Cycle




2. Time required by the microprocessor to fetch and execute an instruction is called ………………..

(A) Execution Cycle


(B) Machine Cycle


(C) Fetch Cycle


(D) Instruction Cycle




3. The machine cycle consists of sequence of ---------- steps.

(A) Six


(B) Four


(C) Five


(D) Three




4. The Instruction Decoder is a ------------ component.

(A) Memory


(B) None of all


(C) I/O Modules


(D) Microprocessor




5. For microprocessor, the memory operations can be ----------

(A) Both (A & B)


(B) Indirect


(C) Direct


(D) None of all




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