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Digital Electronics

Digital Electronics
The process of entering information in EPROM is commonly known as

 programming
 writing
None of these
 storing

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Digital Electronics
The voltage levels for negative logic system

 may be negative or positive
 must necessarily be positive
 must necessarily be 0 V and –5 V
 must necessarily be negative

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Digital Electronics
Which number system has a base of 16

 Octal
 None
 Hexadecimal
 Decimal

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Digital Electronics
A computer has a word length of 8 bits (including sign). It is required to determine the range of integers that can be stored in the computer. If 2’s complement is used to represent the numbers, then the range will be

 -128 to 127
 -128 to 128
 -256 to 256
 -256 to 255

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Digital Electronics
The most suitable gate to check whether the number of 1s in a digital word is even or odd is

 X-OR
 AND, OR, and NOT
 NOR
 NAND

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Digital Electronics
A new Binary Coded Pantry (BCP) number system is proposed in which every digit of a base-5 number is represented by its corresponding 3-bit binary code. For example, the base-5 number 24 will be represented by its BCP code 010100. In this numbering system,the BCP code 100010011001 corresponds to the following number in base-5 system

 1324
 4231
 2201
 423

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