Electronic Engineering McqsMicroprocessor 100+ MCQ & Answer Microprocessor | page-09 |Computer Engineering MCQ And Answer January 27, 2025 DSN MARATHI 81. In 8086 microprocessor one of the following statements is not true? A. coprocessor is interfaced in max mode. B. coprocessor is interfaced in min mode C. I /O can be interfaced in max / min mode. D. supports pipelining Answer Option : B 82. Address line for TRAP is? A. 0023H B. 0024H C. 0033H D. 0099H Answer Option : D 83. Access time is faster for ____ A. ROM B. SRAM C. DRAM D. ERAM Answer Option : B 84. The First Microprocessor was _____ A. Intel 4004 B. 8080 C. 8085 D. 4008 Answer Option : A 85. Status register is also called as ____ A. accumulator B. stack C. counter D. flags Answer Option : D 86. Which of the following is not a basic element within the microprocessor? A. Microcontroller B. Microcontroller C. Register array D. Control unit Answer Option : A 87. Which method bypasses the CPU for certain types of data transfer? A. Software interrupts B. Interrupt-driven I/O C. Polled I/O D. Direct memory access (DMA Answer Option : D 88. Which bus is bidirectional? A. Address bus B. Control bus C. Data bus D. None of the above Answer Option : C 89. The first microprocessor had a(n) ____ A. 1 – bit data bus B. 2 – bit data bus C. 4 – bit data bus D. 8 – bit data bus Answer Option : C 90. Which microprocessor has multiplexed data and address lines? A. 8086 B. 80286 C. 80386 D. Pentium Answer Option : A
81. In 8086 microprocessor one of the following statements is not true? A. coprocessor is interfaced in max mode. B. coprocessor is interfaced in min mode C. I /O can be interfaced in max / min mode. D. supports pipelining Answer Option : B
85. Status register is also called as ____ A. accumulator B. stack C. counter D. flags Answer Option : D
86. Which of the following is not a basic element within the microprocessor? A. Microcontroller B. Microcontroller C. Register array D. Control unit Answer Option : A
87. Which method bypasses the CPU for certain types of data transfer? A. Software interrupts B. Interrupt-driven I/O C. Polled I/O D. Direct memory access (DMA Answer Option : D
88. Which bus is bidirectional? A. Address bus B. Control bus C. Data bus D. None of the above Answer Option : C
89. The first microprocessor had a(n) ____ A. 1 – bit data bus B. 2 – bit data bus C. 4 – bit data bus D. 8 – bit data bus Answer Option : C
90. Which microprocessor has multiplexed data and address lines? A. 8086 B. 80286 C. 80386 D. Pentium Answer Option : A
