Q.1
Generally Dynamic RAM is used as main memory in a computer system as it ____________
  • a) Consumes less power
  • b) Has higher speed
  • c) Has lower cell density
  • d) Needs refreshing circuitry
Q.2
Write Through technique is used in which memory for updating the data ___________
  • a) Virtual memory
  • b) Main memory
  • c) Auxiliary memory
  • d) Cache memory
Q.3
Cache memory acts between __________
  • a) CPU and RAM
  • b) RAM and ROM
  • c) CPU and Hard Disk
  • d) None of the mentioned
Q.4
The circuit used to store one bit of data is known as __________
  • a) Encoder
  • b) OR gate
  • c) Flip Flop
  • d) Decoder
Q.5
Von Neumann architecture is __________
  • a) SISD
  • b) SIMD
  • c) MIMD
  • d) MISD
Q.6
In a vectored interrupt ____________
  • a) The branch address is assigned to a fixed location in memory
  • b) The interrupting source supplies the branch information to the processor through an interrupt vector
  • c) The branch address is obtained from a register in the processor
  • d) None of the mentioned
Q.7
In a memory-mapped I/O system, which of the following will not be there?
  • a) LDA
  • b) IN
  • c) ADD
  • d) OUT
Q.8
If memory access takesns with cache andns without it, then the ratio (cache uses ans memory) is __________
  • a) 93%
  • b) 90%
  • c) 88%
  • d) 87%
Q.9
The addressing mode used in an instruction of the form ADD X Y is ________
  • a) Absolute
  • b) Indirect
  • c) Index
  • d) None of the mentioned
Q.10
_________ register keeps track of the instructions stored in program stored in memory.
  • a) AR (Address Register)
  • b) XR (Index Register)
  • c) PC (Program Counter)
  • d) AC (Accumulator)
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