CDAC_Patni _ Interview Questions _


1.       Difference b/w ARM & thumb mode?
2.       PC microcontroller architecture & advantages?
3.       Timing diagram for SPI protocol & Explain with EEPROM interface?
4.        Tcp/ip ,UDP Protocols ?
5.       IR, RFID, Bluetooth, Zigbee, Wi-Fi, Winmax Examples & ranges?
6.       Bus protocols: I2C, SPI, CAN & its difference?
7.       ARM series difference & applications?
8.       What is code density?
9.       What are the bits in Thumb Mode?
10.   What is a device driver?
11.   Difference b/w Linux & windows? And its advantages and disadvantages?
12.    Zigbee inbuilt Protocols? What are the companies manufacturing the zigbee with stack protocols?
13.   Explain about the Bluetooth briefly?
14.   Zigbee wireless network details & explain with home made applications?
15.   What are the difference fields in Embedded Domain?
·        Consumer electronics
·        Medical electronics
·        Automation control
·        Wireless & mobile
16.   Circular Linked List program for creating & counting the number of nodes& print?
17.   Logic of double linked list?
18.   Diff b/w OS & RTOS?
19.   What is Pre-emptive & Scheduling & IPC?
20.   What about Semaphores, Spinlocks & Mutex?