MCQOPTIONS
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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 | |
| 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 | |
| 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 | |
| 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 | |
| 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 | |
| 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. | |
| 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 | |
| 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 | |
| 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 | |
| 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 | |
| 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. | |