BHE of 8086 microprocessor signal is used to interface the  a) Even bank memory  
b) Odd bank memory  
c) I/O  
d) DMA

1 Answer

Answer :

b) Odd bank memory

Related questions

Description : 8087 connection to 8086, to enable the _________ bank of memory _______pins are to be connected. a) Lower, BHE b) Upper, BHE c) Lower, INT d) Upper, INT.

Last Answer : a) Lower, BHE

Description : 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 moded)Supports pipelining

Last Answer : b)Coprocessor is interfaced in MIN mode

Description : 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

Last Answer : b) Coprocessor is interfaced in MIN mode

Description : Who was introduce the 80286 microprocessor updated on 8086,in 1983: a. Intel b. Motorola c. Fairchild d. None of these

Last Answer : a. Intel

Description : How many speed of 8088,8085,8086 microprocessor: a. 2.5 Million instruction per second b. 1.5 Million instruction per second c. 3.5 Million instruction per second d. 1.6 Million instruction per second

Last Answer : a. 2.5 Million instruction per second

Description : Which is 16 Bit microprocessor: a. 8088 b. 8086 c. 8085 d. All of these

Last Answer : d. All of these

Description : In 8086 microprocessor one of the following instructions is executed before an arithmeticoperation a. AAM b) AAD c) DAS d) DAA

Last Answer : b) AAD

Description : 8086 is interfaced to two 8259s (Programmable interrupt controllers). If 8259s are in master slave configuration the number of interrupts available to the 8086 microprocessor is a) 8 b) 16 c) 15 d) 64

Last Answer : a) 8

Description : 8086 microprocessor is interfaced to 8253 a programmable interval timer. The maximum number by which the clock frequency on one of the timers is divided by a) 216 b) 28 c) 210 d) 220

Last Answer : d) 220

Description : In 8086 microprocessor one of the following instructions is executed before an arithmetic operation a) AAM b) AAD c) DAS d) DAA

Last Answer : b) AAD

Description : 8088 microprocessor differs with 8086 microprocessor in a) Data width on the output b) Address capability c) Support of coprocessor d) Support of MAX / MIN mode

Last Answer : a) Data width on the output

Description : n 8086 microprocessor the following has the highest priority among all type interrupts. a) NMI b) DIV 0 c) TYPE 255 d) OVER FLOW

Last Answer : a) NMI

Description : Write an algorithm to subtract two 16 bit numbers (With borrow) in 8086 microprocessor.

Last Answer : Algorithm for 16 bit numbers subtraction with borrow: 1. Load 0000H into CX register (for borrow) 2. Load the first number into AX(accumulator) 3. Load the second number into BX register 4. Subtract ... . Move data from AX(accumulator) to memory 8. Move data from CX register to memory 9. Stop

Description : Enlist any four addressing modes of 8086 microprocessor.

Last Answer : Addressing modes of 8086 : 1. Immediate 2. Direct 3. Register 4. Register indirect 5. Indexed 6. Register relative 7. Based indexed 8. Relative based indexed 9. Implied

Description : State the use of OF and DF flags of 8086 microprocessor.

Last Answer : Overflow Flag: This flag is set if an overflow occurs, i.e. if the result of a signed operation is large enough to be accommodated in destination register. Direction Flag: It selects either increment or decrement mode for DI &/or SI register during string instructions.

Description : Describe the functions of General purpose registers of 8086 microprocessor.

Last Answer : (i) General Purpose Registers of 8086 1. AX (Accumulator) - Used to store the result for arithmetic / logical operations All I/O data transfer using IN & OUT instructions use A ... Index - acts as the destination for string movement instructions Used to hold offset address of Extra segment.

Description : The 16 bit flag of 8086 microprocessor is responsible to indicate ___________ A. the condition of result of ALU operation B. the condition of memory C. the result of addition D. the result of subtraction 

Last Answer : The 16 bit flag of 8086 microprocessor is responsible to indicate the condition of result of ALU operation

Description : In 8086 microprocessor , the address bus is ________ bit wide A. 12 bit B. 10 bit C. 16 bit D. 20 bit

Last Answer : In 8086 microprocessor, the address bus is 20 bit

Description : The intel 8086 microprocessor is a _______ processor A. 8 bit B. 16 bit C. 32 bit D. 4 bit

Last Answer : The intel 8086 microprocessor is a 16 bit processor 

Description : How bit microprocessor inexpensive a separate interface is provided with I/O device: a. 2 bit b. 4 bit c. 8 bit d. 32 bit

Last Answer : c. 8 bit

Description : An interface that provides I/O transfer of data directly to and form the memory unit and peripheral is termed as________ A. DDA B. Serial interface C. Direct Memory Access (DMA) D. None of the Above

Last Answer : C. Direct Memory Access (DMA)

Description : The CPU completes yields control of the bus to the DMA controller via: a. DMA acknowledge signal b. DMA integrated signal c. DMA implicitly signal d. None of these

Last Answer : a. DMA acknowledge signal

Description : If ______ and ________ connections are made so that an error condition in 8087 can interrupt to the processor. a) BHE, RQ/GT1 b) BUSY, TEST c) INT, NMI d) RQ/GT0, RQ/GT1

Last Answer : c) INT, NMI

Description : To read or write a complete word from / to the memory in 8086 microprocessor and if it is located at an even address, the number of Read or Write cycles required is

Last Answer : To read or write a complete word from / to the memory in 8086 microprocessor and if it is located at an even address, the number of Read or Write cycles required is one

Description : DMA stands for: a. Dynamic memory access b. Data memory access c. Direct memory access d. Both B and C

Last Answer : d. Both B and C

Description : DMA stands for: a. Direct memory access b. Direct memory allocation c. Data memory access d. Data memory allocation

Last Answer : a. Direct memory access

Description : The microprocessor can read/write 16 bit data from or to ________ A. memory B. I /O device C. processor D. register

Last Answer : The microprocessor can read/write 16 bit data from or to memory 

Description : Which processor provided 1 MB memory: a. 16-bit 8086 and 8088 b. 32-bit 8086 and 8088 c. 64-bit 8086 and 8088 d. 8-bit 8086 and 8088

Last Answer : a. 16-bit 8086 and 8088

Description : Define memory segmentation. How memory segmentation is achieved in 8086? State advantages of memory segmentation.

Last Answer : Memory Segmentation: The memory in an 8086 microprocessor is organized as a segmented memory. The physical memory is divided into 4 segments namely, - Data segment, Code Segment, Stack Segment and Extra ... 16 bit size. 6) Programs and data can be stored separately from each other in segmentation.

Description : Interface electronic circuit is used to interconnect I/O devices to a computer’s CPU or a. ALU b. Memory c. Buffer d. Register

Last Answer : b. Memory

Description : The system unit of a personal computer typically contains all of the following except: a. Microprocessor b. Disk controller c. Serial interface d. Modem

Last Answer : d. Modem

Description : Control signals used for DMA operation are ____________

Last Answer : HOLD & HLDA.

Description : Interfacing devices for DMA controller, programmable interval timer are respectively…a) 8257, 8253 b) 8253, 8257 c) 8257,8251 d)8251,825721.

Last Answer : a) 8257, 8253

Description : The mode of DMA are: a. Single transfer b. Block transfer c. Burst –block transfer d. Repeated single transfer e. Repeated–block transfer f. Repeated Burst –block transfer g. All of these

Last Answer : g. All of these

Description : The DMA controllers are special hardware embedded into the chip in modern integrate processor that ____and_____ to the system; a. Data transfer b. arbitrate access c. Both A and B d. None of these

Last Answer : c. Both A and B

Description : Which system communicates with the outside word via the I/O devices interfaced to it: a. Microprocessor b. Microcomputer c. Digital computer d. All of these

Last Answer : b. Microcomputer

Description : One of the main feature that distinguish microprocessors from micro-computers is a. Words are usually larger in microprocessors b. Words are shorter in microprocessors c. Microprocessor does not contain I/O devices d. Exactly the same as the machine cycle time

Last Answer : c. Microprocessor does not contain I/O devices

Description : How many ways of transferring data between the microprocessor and a physical I/O device: a. 2 b. 3 c. 4 d. 5

Last Answer : b. 3

Description : What is the main problem of Intel 4004 microprocessor: a. Speed b. Memory size c. World width d. All of these

Last Answer : d. All of these

Description : Which process information at a much faster rate than it can retrieve it from memory: a. ALU b. Processor c. Microprocessor d. CPU

Last Answer : d. CPU

Description : A stack pointer is a. a 16-bit register in the microprocessor that indicate the beginning of the stack memory. b. a register that decodes and executes 16-bit arithmetic expression. c. The first memory location where a subroutine address is stored. d. a register in which flag bits are stored

Last Answer : a. a 16-bit register in the microprocessor that indicate the beginning of the stack memory.

Description : A stack is a. an 8-bit register in the microprocessor b. a 16-bit register in the microprocessor c. a set of memory locations in R/WM reserved for storing information temporarily during the execution of computer

Last Answer : c. a set of memory locations in R/WM reserved for storing information temporarily during the execution of computer

Description : A complete microcomputer system consists of a. microprocessor b. memory c. peripheral equipment d. all of above

Last Answer : d. all of above

Description : The first processor to include Virtual memory in the Intel microprocessor familywas: a.)80286 b.)80386c.)80486d.)Pentium

Last Answer : a.)80286

Description : A physical connection between the microprocessor memory and other parts of the m9crocomputer is known as a. Path b. Address bus c. Route d. All of the above

Last Answer : b. Address bus

Description : A plastic card similar to a credit card but having some memory and a microprocessor embedded within it is a. Punched paper tape b. Chip card c. Card punch

Last Answer : a. Punched paper tape

Description : The two major types of computer chips are a. External memory chip b. Primary memory chip c. Microprocessor chip d. Both b and c

Last Answer : d. Both b and c

Description : Which microprocessor to read an item from memory: a. VAM b. SAM c. MOC d. None of these

Last Answer : b. SAM

Description : A microprocessor retries instructions from : a. Control memory b. Cache memory c. Main memory d. Virtual memory

Last Answer : c. Main memory

Description : ____ causes the address of the next microprocessor to be obtained from the memory: a. CRJA b. ROM c. MAP d. HLT

Last Answer : c. MAP