Answer:
There are two basic operational modes of 8255:
Bit Set/Reset mode (BSR mode).
Input/Output mode (I/O mode).
Features of 8255 Microprocessor:
Mode 0 : Simple Input/Output.
Mode 1 : Input/Output with handshake.
Mode 2 : Bi-directional I/O data transfer.
It has three 8-bit ports : Port A, Port B, and Port C, which are arranged in two groups of 12 pins.
The 8255 can operate in 3 I/O modes : (i) Mode 0, (ii) Mode 1, & (iii) Mode 2.
Answer: c) Return on investment (ROI)
Explanation:
Return on investment (ROI) is defined as term that measures the performance of single investment efficiency or numerous investment plans. It evaluates and assess plan of investment in form of ratio or percentage.
- Return of investment(ROI) plan is calculated through dividing the return of investment by investment cost.
- Other options are incorrect because cash return on capital invested ,carried forward(CF) and BI (business intelligence) are not used for calculating the investment plan through cost and benefit.Thus, the correct option is option(c)
Answer:
Make a goal
Explanation:
She could make a goal achieve it and reward herself. Do this multiple times and she will be done
Are u with connections academy
Answer:
9,-10,11,-12,13,-14,15,-16,17,-18,19,-20,21,-22,23,-24,25,-26,
27,-28,29,-30
Explanation:
It comes as positive and then as a negative number and continues in the same format.
Hope it helps....