Question
a.
contents of memory location 20 are brought into the accumulator
b.
the value 20 is brought into accumulator
c.
either (a) or (b)
d.
neither (a) nor (b)
Posted under Electronics and Communication Engineering
Interact with the Community - Share Your Thoughts
Uncertain About the Answer? Seek Clarification Here.
Understand the Explanation? Include it Here.
Q. The instruction MVI A, 20 in 8085 means
Similar Questions
Explore Relevant Multiple Choice Questions (MCQs)
Q. The two orientations of worksheet page are called
View solution
Q. The correct form of expression B³ -2 A C in FORTRAN 77 is
View solution
Q.
If RADIUS = 3.0 the result of the following FORTRAN 77 program will be
REAL RADIUS, CAREA, SAREA, RATIO
PI
PI = 3.1416
READ *, RADIUS CAREA = PI * RADIUS * RADIUS
SAREA = 2 * RADIUS * RADIUS
RATIO = CAREA/SAREA
View solution
Q. Which one is not a valid subscripted variable?
View solution
Q. MS Excel is an application software for financial planning.
View solution
Q. Assertion (A): C has 32 keywords like auto, if, do, float etc.
Reason (R): Key words can not be used as variable names in C.
View solution
Q. Consider the following statements
1. A total of about 1 million bytes can be directly accessed by 8086 microprocessor.
2. The 8086 has thirteen 16 bit registers.
3. The 8086 has eight flags.
4. Compared to 8086, the 80286 provides a higher degree of memory protection.
Of the above statements
View solution
Q. Consider the following program for 8085
MVIA, 00H
MVIA, 53H
CMA
The contents of accumulator at the end of this program will be
View solution
Q. In Pascal the repeat and while loops will terminate
View solution
Q. Which of the following statements is non-executable in FORTRAN 77?
View solution
Q. In C the range of real constants expressed in exponential form is
View solution
Q. Assertion (A): The 'do while' statement is used less frequently than the 'while' statement.
Reason (R): For most applications it is more natural to test for continuation of loop at the beginning than at the end of loop.
View solution
Q. Consider the following in C
int k
float a ;
k = 4.2
a = 300
The values stored in computer memory for k and a are respectively
View solution
Q. The statement IMPLICIT INTEGER (A - F) in FORTRAN identifies
View solution
Q. The number of computer viruses is some thousands.
View solution
Q. If 8085 is required to add two 32 bit numbers, the numbers of addition sequences is
View solution
Q. Incompatibility between memory and I/O device may be due to
View solution
Q. When the mains supply is switched off the contents of primary computer memory are lost.
View solution
Q. 8255 A is a
View solution
Q. Consider the following mnemonics
1. MOV
2. ADD
3. LXI
Which of the above are valid for 8085?
View solution
Recommended Subjects
Are you eager to expand your knowledge beyond Electronics and Communication Engineering? We've handpicked a range of related categories that you might find intriguing.
Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!