With each visit of this Microprocessor online Quiz / Practice Test, the list of MCQs / Objective Questions presented will be different, offering you a diverse set of practice opportunities. This variability encourages you to practice extensively, refining the accuracy of your answers and your overall grasp of the content. By utilizing this resource, you can hone your skills and become more adept at managing time constraints during actual exams.
Test Instructions Question type Randomized MCQs.Changes every time you visit the test Total Number of Questions 30 Time Limit 20 Minutes Points 1 Point for each Question
Remaining Time: 0 MINUTES
0 of 30 questions completed
Questions:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Information
You have already completed the test before. Hence you can not start it again.
0 of 30 questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 points, (0 )
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Question 1 of 30
Q-1.In 8085 name the 16 bit registers?
Your Answer:Correct
Your Answer:Incorrect
Question 2 of 30
Q-2.The lower red curvy arrow show that CPU places the address extracted from the memory location on the_____:
Your Answer:Correct
Your Answer:Incorrect
Question 3 of 30
Your Answer:Correct
Your Answer:Incorrect
Question 4 of 30
Q-4.The ____ place the data from a register onto the data bus
Your Answer:Correct
Your Answer:Incorrect
Question 5 of 30
Q-5.Which memory is used to holds the address of the data stored in the cache
Your Answer:Correct
Your Answer:Incorrect
Question 6 of 30
Q-6.In 8086, Example for Non maskable interrupts are
Your Answer:Correct
Your Answer:Incorrect
Question 7 of 30
Your Answer:Correct
Your Answer:Incorrect
Question 8 of 30
Q-8.A set of register which contain are:
Your Answer:Correct
Your Answer:Incorrect
Question 9 of 30
Q-9.A Bus cycle is equal to how many clocking periods
Your Answer:Correct
Your Answer:Incorrect
Question 10 of 30
Q-10.Which is not the control bus signal:
Your Answer:Correct
Your Answer:Incorrect
Question 11 of 30
Q-11.Which of the following memories allows simultaneous read and write operations?
Your Answer:Correct
Your Answer:Incorrect
Question 12 of 30
Q-12.If the crystal oscillator is operating at 15 MHz, the PCLK output of 8284 is
Your Answer:Correct
Your Answer:Incorrect
Question 13 of 30
Q-13.Which is the basic stack operation:
Your Answer:Correct
Your Answer:Incorrect
Question 14 of 30
Q-14.Which register is a temporary storage location:
Your Answer:Correct
Your Answer:Incorrect
Question 15 of 30
Q-15.Software command CLEAR MASK REGISTER in DMA
Your Answer:Correct
Your Answer:Incorrect
Question 16 of 30
Q-16.The overflow is operand by:
Your Answer:Correct
Your Answer:Incorrect
Question 17 of 30
Your Answer:Correct
Your Answer:Incorrect
Question 18 of 30
Your Answer:Correct
Your Answer:Incorrect
Question 19 of 30
Your Answer:Correct
Your Answer:Incorrect
Question 20 of 30
Q-20.In the instruction FADD, F stands for
Your Answer:Correct
Your Answer:Incorrect
Question 21 of 30
Q-21.The first digital computer built with IC chips was known as
Your Answer:Correct
Your Answer:Incorrect
Question 22 of 30
Q-22.Which are the factor of cache memory:
Your Answer:Correct
Your Answer:Incorrect
Question 23 of 30
Q-23.The lower 8 bit are called_______
Your Answer:Correct
Your Answer:Incorrect
Question 24 of 30
Q-24.Which of the following terms is the most closely related to main memory?
Your Answer:Correct
Your Answer:Incorrect
Question 25 of 30
Q-25.If the programmable counter timer 8254 is set in mode 1 and is to be used to count
six events, the output will remain at logic 0 for _____ number of counts
Your Answer:Correct
Your Answer:Incorrect
Question 26 of 30
Q-26.The ALU of a computer normally contains a number of high speed storage element called
Your Answer:Correct
Your Answer:Incorrect
Question 27 of 30
Q-27.In which T-state does the CPU sends the address to memory or I/O and the ALE signal
for demultiplexing
Your Answer:Correct
Your Answer:Incorrect
Question 28 of 30
Q-28.Before a disk can be used to store data. It must be…….
Your Answer:Correct
Your Answer:Incorrect
Question 29 of 30
Your Answer:Correct
Your Answer:Incorrect
Question 30 of 30
Q-30.What will be the contents of register AL after the following has been executed MOV BL, 8C
MOV AL, 7E
ADD AL, BL
Your Answer:Correct
Your Answer:Incorrect