In a C expression using assignment operators, relational operators and arithmetic operators, the hierarchy of operations (in the absence of parenthesis) is

assignment, relational, arithmetic

relational, assignment, arithmetic

arithmetic, assignment, relational

arithmetic, relational, assignment

If the sign bit of mantissa is 0 and the exponent is increased from a positive to a more negative number the result is

a smaller floating point number

either (a) or (b) depending on the actual number

a negative floating point number

Assertion (A): Each memory chip has its own address latch. Reason (R): ALE signal comes out of microprocessor 8085 and goes to memory chip.

Both A and R are correct and R is correct explanation of A

Both A and R are correct but R is not correct explanation of A

Explore topic-wise MCQs in Electrical Engineering.

This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Electrical Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.	Because we wish to allow each ASCII code to occupy one location in memory, most memories are _____ addressable.
A.	BYTE
B.	NIBBLE
C.	WORD (16 bits)
D.	DOUBLEWORD (32 bits)
Answer» B. NIBBLE

Discussion

2.	We say that a set of gates is logically complete if we can build any circuit without using any other kind of gates. Which of the following sets are logically complete
A.	set of {AND,OR}
B.	set of {EXOR, NOT}
C.	set of {AND,OR,NOT}
D.	None of the above
Answer» D. None of the above

Discussion

3.	The Microprocessor places 16 bit address on the add lines from that address by register should be selected
A.	address
B.	one
C.	two
D.	three
Answer» C. two

Discussion

4.	To interface memory with the microprocessor, connect register the lines of the address bus must be added to address lines of the chip.
A.	single
B.	memory
C.	multiple
D.	triple
Answer» C. multiple

Discussion

5.	The is required to synchronize the internal operands in the processor CLK Signal
A.	UR Signal
B.	Vcc
C.	AIE
D.	Ground
Answer» B. Vcc

Discussion

6.	In a C expression using assignment operators, relational operators and arithmetic operators, the hierarchy of operations (in the absence of parenthesis) is
A.	assignment, relational, arithmetic
B.	relational, assignment, arithmetic
C.	arithmetic, assignment, relational
D.	arithmetic, relational, assignment
Answer» E.

Discussion

7.	A Instruction at the end of interrupt service program takes the execution back to the interrupted program
A.	forward
B.	return
C.	data
D.	line
Answer» C. data

Discussion

8.	If the sign bit of mantissa is 0 and the exponent is increased from a positive to a more negative number the result is
A.	a larger floating point number
B.	a smaller floating point number
C.	either (a) or (b) depending on the actual number
D.	a negative floating point number
Answer» B. a smaller floating point number

Discussion

9.	Primary function of memory interfacing is that the should be able to read from and write into register
A.	multiprocessor
B.	microprocessor
C.	dual Processor
D.	coprocessor
Answer» C. dual Processor

Discussion

10.	In a computer the data transfer between hard disk and CPU is nearly the same as that between diskette and CPU.
A.	True
B.	False
C.	none
D.	none
Answer» C. none

Discussion

11.	Assertion (A): Each memory chip has its own address latch. Reason (R): ALE signal comes out of microprocessor 8085 and goes to memory chip.
A.	Both A and R are correct and R is correct explanation of A
B.	Both A and R are correct but R is not correct explanation of A
C.	A is correct R is wrong
D.	A is wrong R is correct
Answer» E.

Discussion

Explore topic-wise MCQs in Electrical Engineering.

Because we wish to allow each ASCII code to occupy one location in memory, most memories are _____ addressable.

We say that a set of gates is logically complete if we can build any circuit without using any other kind of gates. Which of the following sets are logically complete

The Microprocessor places 16 bit address on the add lines from that address by register should be selected

To interface memory with the microprocessor, connect register the lines of the address bus must be added to address lines of the chip.

The is required to synchronize the internal operands in the processor CLK Signal

In a C expression using assignment operators, relational operators and arithmetic operators, the hierarchy of operations (in the absence of parenthesis) is

A Instruction at the end of interrupt service program takes the execution back to the interrupted program

If the sign bit of mantissa is 0 and the exponent is increased from a positive to a more negative number the result is

Primary function of memory interfacing is that the should be able to read from and write into register

In a computer the data transfer between hard disk and CPU is nearly the same as that between diskette and CPU.

Assertion (A): Each memory chip has its own address latch. Reason (R): ALE signal comes out of microprocessor 8085 and goes to memory chip.