406 . What natural element is the primary ingredient in computer chips?  
  • A. Silicon
  • B. Carbon
  • C. Iron
  • D. Uranium
  • E. None of them
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407 . What part of the computer interprets and executes instructions that are posed to it?
  • A. RAM
  • B. CPU
  • C. ROM
  • D. Cache
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408 . What part of the computer interprets and executes instructions that are posed to it?
  • A. RAM
  • B. CPU
  • C. ROM
  • D. Cache
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409 . what represents a row in a relational database?
  • A. variable q
  • B. tuple
  • C. entity
  • D. field
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Senior Officer (IT) - Sonali-Janata-BD Krishi-BD Development Bank Ltd - 30.11.2018
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410 . What type of network provides access to the regional service providers and typically span distances greater than 100 miles?
  • A. LAN
  • B. MAN
  • C. WAN
  • D. WLAN
  • E. DAP
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411 . what type of reference should be used in vector arithmetic in C++ =?
  • A. Dynamic
  • B. Const
  • C. both dynamic & const
  • D. static
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Senior Officer (IT) - Sonali-Janata-BD Krishi-BD Development Bank Ltd - 30.11.2018
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412 . What voltage should we measure on the yellow wiers coming from the power supply in a personal computer?
  • A. +5 volts
  • B. -5 volts
  • C. +12 volts
  • D. -12 volts
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413 . When a computer is first turned on or restarted, a special type of absolute loader is executed, called -
  • A. Compile and go loader
  • B. Boot loader
  • C. Bootstrap loader
  • D. None
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414 . When a step signal input is applied to an op-amp integrator, the output will be
  • A. A Ramp
  • B. A sinusoidal wave
  • C. A Rectangular Wave
  • D. A triangular wave with de bias
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বিভিন্ন মন্ত্রণালয় | সহকারী ম্যানটেনেন্স প্রকৌশলী | 24-05-2022
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415 . When electrical power is disrupted or cut off, data and programs are lost in :
  • A. Secondary storage
  • B. Hard Disk
  • C. Operating System
  • D. RAM
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Bangladesh Bank - Assistant Director - 2011
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416 . When is linear search used/
  • A. When the list has only a few elements
  • B. When performing a single earch in an unordered list
  • C. Used all the time
  • D. When list has only a few elements and when performing a single search in an underdone ist
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Assit. Programmer | Sonali Bank- Rubali Bank- BD Krishi Bank - 16.11.2018
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417 . when there is a large logical address space, the best way of paging would be:
  • A. not to page
  • B. a tow level paging algorithm
  • C. the page table itself
  • D. all of the above
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Assit. Programmer | Sonali Bank- Rubali Bank- BD Krishi Bank - 16.11.2018
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418 . when two variables are logically compared , the logic gate that tests the equivalence is ___
  • A. XNOR
  • B. XOR
  • C. AND
  • D. NOR
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Senior Officer (IT) - Sonali-Janata-BD Krishi-BD Development Bank Ltd - 30.11.2018
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419 . When you boot a computer you are-  
  • A. Submitting a batch job
  • B. Debugging a program
  • C. Loading the operating system
  • D. Kicking it in frustration
  • E. None of them
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420 . When you start your computer then which component works first?
  • A. BIOS
  • B. Processor
  • C. Hard Disk
  • D. RAM
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