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SECTION 1 -- BASIC DIGITAL SECTION
1. In order to find out stack fault of a three input nand gate how many necessary
input vectors are needed ?
2. What is parity generation ?
3. A nand gate becomes ___ gate when used with negative logic ?
4. What is the advantage of cmos over nmos ?
5. What is the advantage of syncronous circuits over asynchronous circuits ?
6. What is the function of ALE in 8085 ?
7. A voice signal sample is stored as one byte. Frequency range is 16 Hz to 20
Hz. What is the memorysize required to store 4 minutes voice signal?
8. What will the controller do before interrupting CPU?
9. In a normalised floating point representation, mantissa is represented using 24
bits and exponent with 8 bits using signed representation. What is range ?
10. The stack uses which policy out of the following-- LIFO, FIFO, Round Robin
or none of these ?
11. Where will be the actual address of the subroutine is placed for vectored
interrupts?
12. Give the equivalent Gray code reprasentation of AC2H.
13.What is the memory space required if two unsigned 8 bit numbers are
multiplied ?
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