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151)The highest address in the 48K memory is hexadecimal form is | |||
BFFFH | BBFFH | ||
FFBBH | FFFFH | ||
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152)The highest address in a 48 K memory in decimal form is | |||
48000 | 52000 | ||
50016 | 49151 | ||
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153)RAM memories may be | |||
static | dynamic | ||
both | none of them | ||
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154)A ROM is the simplest kind of memory. It is equivalant to | |||
a group of registers, each temporarily stores a word | a group of registers, each permanently stores a word | ||
a group of words | none of them | ||
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155)The desirable characteristics of a memory unit are | |||
durabilyty | speed | ||
compactness | all of these | ||
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156)Memory consisting of electronic circuits etched into silicon chips, is known as | |||
semiconductor memory | magnetic memory | ||
thin film memory | none of these | ||
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157)Apart from computer memory, memory elements are used in | |||
osccilator circuits | timing circuit | ||
sequencial circuit | all of these | ||
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158)A memory element consists | |||
no stable state | one stable state | ||
more than one stable state | less than one stable state | ||
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159)A binary shift register containing four flip-flops and may have | |||
4 states | 8 states | ||
16 states | 32 states | ||
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160)A ternary shift register would have | |||
9 states | 16 states | ||
27 states | 81 states | ||
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161)A form of hardware interlock used in some system to control access to memory that is currently involved in a peripheral transfer is termed as | |||
memory guard | memory dump | ||
memory surface | none of these | ||
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162)A device that stores q stable states is called | |||
binary | unary | ||
q-array | none of these | ||
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163)A memory element is implemented using _____ properties of storage medium | |||
magnetic | optical | ||
acoustic | any of these | ||
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164)In fast computer circuitry, the ________ is the most common type of memory element | |||
transistor | bipolar transistor | ||
flip-flop | none of these | ||
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165)Lowest access time | |||
Processor register --- row of MOS inverters | Processor register ---- row of ECL flip-flops | ||
Cache ---- bipolar RAM | Floppy disc | ||
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