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Directions to Solve

In the questions below the sentences have been given in Active/Passive voice. From the given alternatives, choose the one which best expresses the given sentence in Passive/Active voice.

Q1: You need to clean your shoes properly.

A Your shoes need to be cleaned properly.

B Your shoes are needed to clean properly.

C You are needed to clean your shoes properly.

D Your shoes are needed by you to clean properly.

Q2: Bitwise can be used to reverse a sign of a number.

A No

B Yes

Q3: 64 hexadecimal equals 100 decimal.

A True

B False

Q4: The addition 1 + 0 doesn't generate a carry bit; one does not exist.

A False

B True

Q5: If you borrow from a position that contains a 0, you must borrow from the more significant bit that contains a 1. All 0s up to that point become 1s, and the digit last borrowed from becomes a 0.

A False

B True

Q6: Digital electronics is based on the _________ numbering system.

A hexadecimal

B binary

C decimal

D octal

Q7: A BCD code that represents each digit of a decimal number by a binary number derived by adding 3 to its 4-bit true binary value is _________.

A gray code

B 9's complement code

C 8421 code

D excess-3 code

Q8: A binary code that progresses such that only one bit changes between two successive codes is _________.

A excess-3 code

B 8421 code

C 9's complement code

D gray code

Q9: A binary number's value changes most drastically when the ____ is changed.

A frequency

B duty cycle

C LSB

D MSB

Q10: The binary coded decimal (BCD) code is a system that represents each of the 10 decimal digits as a(n) ____________.

A 8-bit binary code

B 16-bit binary code

C 4-bit binary code

D ASCII code