Q.1
The MOS technology based semiconductor ROMs are classified into _____ categories.
  • a) 2
  • b) 3
  • c) 4
  • d) 5
Q.2
MOS ROM is constructed using __________
  • a) FETs
  • b) Transistors
  • c) MOSFETs
  • d) BJTs
Q.3
The full form of EEPROM is __________
  • a) Erasable Electrically Programmable ROMs
  • b) Electrically Erasable Programmable ROMs
  • c) Electrically Erasable Programming ROMs
  • d) Electrically Erasable Programmed ROMs
Q.4
Which of the following best describes EPROMs?
  • a) EPROMs can be programmed only once
  • b) EPROMs can be erased by UV
  • c) EPROMs can be erased by shorting all inputs to the ground
  • d) EPROMs can be erased electrically
Q.5
The Width of a processor’s data path is measured in bits. Which of the following are common data paths?
  • a) 8 bits
  • b) 12 bits
  • c) 16 bits
  • d) 32 bits
Q.6
What type of memory is not directly addressable by the CPU and requires special software called EMS (expanded memory specification)?
  • a) Extended
  • b) Expanded
  • c) Base
  • d) Conventional
Q.7
Which bus is used for input and output in case of microprocessor operation?
  • a) Address bus
  • b) System bus
  • c) Control bus
  • d) Data bus
Q.8
What is the major difference between DRAM and SRAM?
  • a) Dynamic RAMs are always active; static RAMs must reset between data read/write cycles
  • b) SRAMs can hold data via a static charge, even with power off
  • c) The only difference is the terminal from which the data is removed—from the FET Drain or Source
  • d) DRAMs must be periodically refreshed
Q.9
Which of the following is not a part of Hard disk?
  • a) Platter
  • b) Read/Write
  • c) Valve
  • d) Spindle
Q.10
Which ROM can be erased by an electrical signal?
  • a) ROM
  • b) Mask ROM
  • c) EPROM
  • d) EEPROM
Q.11
In the floppy drive, data is written to and read from the disk via a magnetic _____ head mechanism.
  • a) Cluster
  • b) Read/Write
  • c) Cylinder
  • d) Recordable
Q.12
What does the term “random access” mean in terms of memory?
  • a) Any address can be accessed in systematic order
  • b) Any address can be accessed in any order
  • c) Addresses must be accessed in a specific order
  • d) Any address can be accessed in reverse order
Q.13
Which type of ROM has to be custom built by the factory?
  • a) EEPROM
  • b) Mask ROM
  • c) EPROM
  • d) PROM
Q.14
The computer’s main memory is __________
  • a) Hard drive and RAM
  • b) CD-ROM and hard drive
  • c) RAM and ROM
  • d) CMOS and hard drive
Q.15
A major disadvantage of the mask ROM is that ____________
  • a) It is time consuming to change the stored data when system requirements change
  • b) It is very expensive to change the stored data when system requirements change
  • c) It cannot be reprogrammed if stored data needs to be changed
  • d) It has an extremely short life expectancy and requires frequent replacement
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