Embedded Real Time Operating System MCQs with answers Page - 8

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Q. Which development tool can facilitate the creation and modification of source programs in addition to assembly and higher -level languages?

  • (A) compiler
  • (B) linker
  • (C) assembler
  • (D) editor

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Q. While designing an embedded system, which sub-task oriented process allocates the time steps for various modules that share the similar resources?

  • (A) simulation and validation
  • (B) iteration
  • (C) hardware-software partitioning
  • (D) scheduling

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Q. The step where in the results stored in the temporary register is transferred into the permanent register is called as ______

  • (A) final step
  • (B) commitment step
  • (C) last step
  • (D) inception step

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Q. If an exception is raised and the succeeding instructions are executed completely, then the processor is said to have ______

  • (A) exception handling
  • (B) imprecise exceptions
  • (C) error correction
  • (D) none of the mentioned

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Q. For applications that demand very high data-processing requirements, or if double precision floating point calculation is needed, then best choice will be

  • (A) cortex-m0 processor
  • (B) cortex-m3 processor
  • (C) cortex-m7 processor
  • (D) cortex-m0+ processor

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Q. Which scheme/ strategy is suitable to establish the communication between the access point (AP) and the infrastructure of LANs?

  • (A) non-reception of frame & necessity of retransmission
  • (B) no necessity of working in duplex mode for the host
  • (C) no necessity to prevent the signal fading
  • (D) all of the above

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Q. Unauthorised access of information from a wireless device through a bluetooth connection is called _________

  • (A) bluemaking
  • (B) bluestring
  • (C) bluestring
  • (D) bluesnarfing

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Q. Suppose a TCP connection is transferring a file of 1000 bytes. The first byte is numbered 10001. What is the sequence number of the segment if all data is sent in only one segment?

  • (A) 10001
  • (B) 12001
  • (C) 14000
  • (D) 12002

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Q. Bytes of data being transferred in each connection are numbered by TCP. These numbers start with a _________

  • (A) fixed number
  • (B) random sequence of 0’s and 1’s
  • (C) one
  • (D) sequence of zero’s and one’s

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Q. Which of the following are external pins whose logic state can be controlled by the processor to either be a logic zero or logic one is known as

  • (A) analogue value
  • (B) display values
  • (C) binary values
  • (D) time derived digital outputs

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