Digital Electronics - Computers
Exercise :: Computers - Filling the Blanks
| 1. |
The AND, OR, and TEST instructions are all part of which type of instruction? |
| A. |
Data transfer | | B. |
Arithmetic | | C. |
Bit manipulation | | D. |
Loops and jumps |
Answer: Option C
Explanation:
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| 2. |
A mini-program that can be used repeatedly, but is programmed only once is called a(n) ________. |
| A. |
string | | B. |
subroutine | | C. |
interrupt | | D. |
processor control |
Answer: Option B
Explanation:
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| 3. |
Contiguous sequences of bytes or words are called ________. |
| A. |
data transfer | | B. |
arithmetic | | C. |
loops and jumps | | D. |
strings |
Answer: Option D
Explanation:
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| 4. |
An interrupt method that requires the CPU to test each peripheral device in sequence is called ________. |
| A. |
vectored I/O | | B. |
polled I/O | | C. |
programmed interrupt | | D. |
interrupt-driven I/O |
Answer: Option B
Explanation:
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| 5. |
An example of a unidirectional bus in a microcomputer system is the ________. |
| A. |
address bus | | B. |
data bus | | C. |
control bus | | D. |
all of the above |
Answer: Option A
Explanation:
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