1- What is the minimum number of operations required, for a microprocessor with 8 data pins, to read a 32-bit word?-Ans- 4
2- A 32 bits microprocessor has the word length equal to 4 bytes
3-The stack pointer in the 8085 microprocessor is a 16-bit register that point to stack memory locations
4-The flow and timing of data to and from the microprocessor is regulated by control pins
5-In a generic microprocessor, instruction cycle time is larger than machine cycle time
6-SN 7410 IC is a Triple 3 input NAND gate
7- How many I/O ports can be accessed by memory mapped method? Ans-32 k
8- joystick device is used for entering x – y coordinates.
9- Linkage between CPU and users is provided by peripheral devices
10- OMR is widely used in academic testing.
11-In what storage device, recording is done by burning tiny pits on a circular disk?-optical disk
12-The computer code for the interchange of information between terminals is ASCII
13-A temporary storage area, attached to the CPU for I/O operations is a buffer
14-Josephson tunneling device illustrates principles associated with the advanced storage technique holographing.
15- Punched cards use Hollerith code
16-What input device uses switch contacts placed under a plastic pad which may be inscribed with symbols?-touch pad
17-Large computer system typically uses line printers
18-The terminal device that functions as a cash register computer terminal and OCR reader is data collection terminal
19-The technique designed to support the effective access of microfilmed data is micrographics.
20- An impact printer that uses an interchangeable, rotating printing unit for hard copy output is daisy wheel printer.
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