Tell me can you have constant volatile variables?

942

---

Tell me how does input/output bus functions?

918

---

Tell me what is interrupt latency?

872

---

Tell me what is difference between binary semaphore and mutex?

941

---

Tell me what is the difference between hardware design and software design?

900

---

What is interrupt latency and how can we decrease it?

840

---

Tell me what is the need for dmac in es?

874

---

Do you know what is virtual memory?

851

---

Tell me is count down_to_zero loop better than count_up_loops?

878

---

Tell me what is the need for having multibyte data input and output buffers in case of device ports?

807

---

Tell me what is top half & bottom half of a kernel?

862

---

Do you know what is the function of watchdog timer in embedded system?

863

---

Tell me why does pre-emptive multi-threading used to solve the central controller problem?

900

---

Tell me whether we can use semaphore or mutex or spinlock in interrupt context in linux kernel?

875

---

Please explain what is semaphore?

938

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