
Chapter 1 Introduction to microprocessor and Organization of 8085
Quiz by Dipali Walanj
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The register which storesthe result of arithmetic and logic operations is called as …………
Program counterin 8085 Microprocessor ……….
In Intel 8085 Microprocessor, ALE signal made high to…….
………. is a non Vectored interrupt in 8085.
………….. is a lowest priority interrupt
.......... is the only non-maskable interrupt
………….. is not valid register pair in 8085 microprocessor
Which of the following statement for INTEL 8085 is correct?
Which   of   the   following   data   transfer   is   not   possible   in   8085 microprocessor?
If the status of S0 and S1 pin is low, the microprocessor performs the
……………….
In 8085 microprocessor,the stack works on the principle of……
i.        First in firstout( FIFO)
ii.        Last in last out( LILO)
iii.        Last in firstout( LIFO)
None
8085 requires…….Power supply
The 8085 microprocessor can address........... bytes of memory
In an Intel 8085 microprocessor, why is READY signal is used?
ALU (Arithmetic and Logic Unit ) of 8085 microprocessor consists of………..
INTEL8085 microprocessor was introduced in ……   Â
The clock speed of 8085 microprocessor is …………
There are.................. general purposeregisters in 8085 processor
……..signal is used asthe system clock for devices connectedwith the microprocessor.
In a flag register of 8085...................... number of bits are unused
The vectoraddress of TRAP interrupt is ………..
CPU generally contains storage devicecalled………
……….. register of 8085 is only used during arithmetic and logical operations and not for any other purpose.
…….. flag bit is reset, when flag registercontent is D4H.
In 8085 microprocessor, serial data from external device is received on ......... pin
………… is a software interrupt
……….. is a highest priority interrupt
……….. is a lowest priority interrupt
i.        RST 6.5
ii.        TRAP
iii.        INTR
RST 5.5
The invalid register pair for 8085 microprocessor is…….
The valid register pair for 8085 microprocessor is…….
i.    Â
………. Pin of 8085 microprocessor is used to send data serially out
There are........... flags in 8085
Microprocessor 8085 is manufactured by -------
8085 uses ----V power supply
After execution of an arithmetic instruction , the flag register of 8085 contains 04H.This means that the result is ---
                                                   Â
--------flag bit is reset, when flag register content is D4H.
The register in the CPU that keeps track of the address of the next instruction to be fetched from program memory is called the --------
Intel 4004 is ---- bit microprocessor.
CPU generally contains storage device called……
The invalid register pair for 8085 microprocessor is -------