Wednesday, June 27, 2012

Basic Embedded Systems quiz

Basic Embedded Systems quiz

Basic Embedded Systems quiz

This is a quiz on basics of embedded systems
  1. A volatile memory is one in which

  2. data is lost if power is removed
    data is not lost if power is removed
    data can be written only once
    data can be erased using UV rays

  3. Which has more number of transistors SRAM or DRAM

  4. SRAM
    DRAM
    Both have the same number
    Could be either

  5. Super Speed usb is part of

  6. USB3.0
    USB2.0
    USB OTG
    All of them

  7. PWM is generally used to control

  8. ADC
    A DC motor
    Microcontrollers
    MMU

  9. Cache memory is made of ____ kind of memory

  10. EPROM
    Flash
    DRAM
    SRAM

  11. If the length of wires being used for communication is too large then

  12. Parallel communication is preferable
    Serial communication is preferable
    Both are same
    Should be combined and used

  13. Parity bit is used for

  14. Error counting
    Error Correction
    Error Detection
    Handshake

  15. Which of the following is a serial communication protocol

  16. Bluetooth
    IEEE802.11
    PCI
    CAN

  17. DMA stands for

  18. Discrete Memory Access
    Direct Memory Access
    Direct Multiply Accumulate
    Dual Memory Access

  19. Generally when the time of watchdog timer expires,it causes

  20. System reset
    System to go to sleep
    System to crash
    System to continue its normal operations.

Answers can be found at : Answers to Basic Embedded Systems quiz

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