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Electronics and Communication Engineering - Microprocessors

Exercise : Microprocessors - Section 12
16.
IC 7485 cannot be cascaded.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
An I/O processor controls the flow of information between
cache memory and I/O devices
main memory and I/O devices
two I/O devices
cache and main memory
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
MS Access is a DBMS software.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
When .9432 E - 4 is subtracted from .5452 E - 3 in normalized floating point mode
none of the numbers is changed
.9432 E - 4 is changed to .09432 E - 3 and .5452 E - 3 is not changed
.5452 E - 3 is changed to 5.452 E - 4 but .9432 E - 4 is not changed
both Ihe numbers are changed and their exponents are, made equal to -5
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
DS directive in 8085
forces the assembler to reserve one byte of memory
forces the assembler to reserve a specified number of bytes in the memory
forces the assembler to reserve a specified number of consecutive bytes in the memory
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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