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Jonathan A.

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153
in order to reduce propagation delay in adder circuits it is necessary to build in additional circuitry

true

a certain register used to store signed binary numbers provides a 16-bit output. determine the range of register output values and how many different values the register is capable of containing

range: -32.768)sub) 10 to +32,767 values: 65,536(sub)10

to correctly represent a positive signed number in 2's- complement form:

represent the magnitude in its true binary form and place a sign bit of "O" in front of the MSB

which of the following represents the 2's-complement representation for +93(sub)10

01011101

the number -7(sub)10 is to be stored in a 8-bit register as a signed binary number in 2's-complement form. which of the following represents the register contents

11111001

the number -9(sub)10 is to be stored in an 8-bit register as a signed binary number in 2's-compliment form. which of the following represents the register contents?

100000111

when multiplying numbers in the 2's-complement system, the products sign is:

multiplication of the unsigned binary numbers 10010 and 11101 results in a product of:

what is the decimal value of the 2's-complement signed binary number 110101101

subtraction in the 2's-complement system actually involves the operation of ___

ALU circuits perform arithmetic and logic operations

what is the decimal equivalent of the 2's-complement signed number 11011001

the 1's-complement of 1010 is 0101

ALU circuits cannot be cascaded to perform functions on more than four bits

in sign-magnitude form, a 0 in the sign bit indicates a ____ number

one advantage of using the 2's-complement system to represent signed number is:

the MOST commonly used system for representing signed binary numbers is the

the following is a 2's-complement signed binary number: 100000000. wha is its decimal value?

to correctly representing a positive signed number in 2's-complement form:

in a sign-magnitude format, a "1" in the sign bit position indicates the number is negative

what is the decimal value of the 2's-complement signed binary number 110101101

which of the following is the 2's-complement of the binary number 1001001001001

which of the following represents the 2's-complement for the signed number -78(sub)10

which of the following is the 2's-complement of the signed decimal number +7525

only four possible cases can occur when adding two binary bits

all arithmetic operations take place in the ALU

in a sign-magnitude format, the "1" in the sign bit position indicates the number is negative

in a sign-magnitude form, a 0 in the sign bit indicates a ___ number

digital computers add only two binary numbers at a time

in hex addition, mentally convert values greater than 16, and then add.

to correctly represent a positive signed number in 2's- complement form:

one advantage of using the 2's-complement system to represent signed number is:

the 1's-complement of the binary number 010110101(sub)2 is

the solution to 101101.10 - 011101.01 is ____

ALU circuits cannot be cascaded to perform functions on more than four bits

in the expression 4-2, 2 is the ____

which of the following is the 2's-complement for the signed number -54(sub)10

what is the minimum number to represent -143(sub)10 as a signed binary number in 2's-complement form

in a sign-magnitude format, a 1 sign bit indicates a negative number

the ALU contains at least two registers: the A register and the B register

when performing subtraction by 2's-complement addition:

the decimal equivalent of the 2's-complement signed number 1000 is ___

the 5-bit 2's-complement equivalent of 12(sub)10 is:

the following is a 2's-complement signed binary number: 100000000. wha is its decimal value?

in BCD addition, the value ___ is added to any invalid code group

how many bits are required to represent 513(sub)10 as a signed binary numbers in 2's-complement form

only four possible cases can occur when adding two binary bits

the 5-bit 2's-complement of -12(sub)10 is

one advantage of using the 2's-complement system to represent signed number is:

which of the following represents the 2's-complement of the hexadecimal number 2AF

which of the following represents the 2's-complement for the signed number -78(sub)10

duty cycle is the ratio of ___ to ____

MOD number = 2^n, where n = number of flip flops

a 30 kHz clock pulse is applied to a MOD-15 ripple counter. what is the output frequency

a MOD-5 counter would count to a maximum of 101 and then clear to recycle

a major advantage of the synchronous counter over the non synchronous counter is its ability to

a counter that counts from 0000 to 1111 is called a MOD-16 counter

one of the major drawbacks to use of asynchronous counters is

synchronous counters require less circuitry than asynchronous counters

a primary advantage of using J-K flip-flops in asynchronous counter circuits is their ability to

a MOD-5 counter would count to a maximum of 101 and then clear to recycle

a MOD-4 counter with an input clock frequency of 1500 Hz has an output frequency of 375 Hz

the propagation delay in individual stages of an asynchronous counter is cumulative

typically, four flip-flops are required for a MOD-60 counter

all flip-flops change states at the same time in an asynchronous counter

generally speaking, a synchronous counter requires more circuitry than a comparable asynchronous

a MOD-5 counter would count to a maximum of 101 and then clear to recycle

the Q output from a JK flip-flop toggles on each clock input cycle as long as j = k = 1

select the response that best defines the use of the master reset (MR) on typical counter ICs.

LPMs are found in the megafunction library of Altera's Quartus II software

which of the following is the most common use of flip-flops

what is the output state of a MOD-64 counter after 92 input pulses if the starting state is 000000

flip-flops are mineral to all electronic data transfer and memory systems

flip-flops can be used as sequencing components

the combination of Q = 1 and __Q__ = 0 defines the:

which of the following best describes the characteristics of a MOD-16 counter?

in HI-Z mode, data from the bus cannot be loaded to or retrieved from a D flip-flop

the MOD number of a counter

in ____ circuits, the outputs of logic circuits can change state independently of a clock CLK input

a primary difference between D flip-flop and the J-K and S-C flip-flops is the fact that:

a flip-flop is also referred to as a ____ multivibrator

the preset and clear inputs to a J-K flip-flop are HIGH (1). which of the following is true

a flip-flop is always SET by the positive-going transition that occurs when power is first applied

the difference between a D-latch and an edge-triggered D-type flip-flop is that the latch

when operated in its ____ mode, a FF changes states with each clock pulse

flip-flops are integral to all electronic data transfer and memory systems

retriggerable one-shots tend to reduce the HIGH (quasi-stable) output time upon successive triggers

flip-flops can be used as sequencing components

asynchronous flip-flop preset and clear inputs generally

as a general rule for stable flip-flop triggering, the clock pulse rise and fall times must be

flip-flop are integral to all electronic data transfer and memory systems

all flip-flops hold the last logic level entered indefinitely

a flip-flop is also referred to as a ____ multivibrator

in ____ circuits, the outputs of logic circuits can change state independently of a clock CLK input

what type of multivibrator has no stable state

in HI-Z mode, data from the bus cannot be loaded to or retrieved from a D flip-flop

which of the following is the most common use of flip-flops

select the statement that best describes the two possible output states of a flip-flop

flip-flop are integral to all electronic data transfer and memory systems

which statement best describes the operation of a NGT-triggered D flip-flop

the clocked S-C flip-flop in figure 5-1 is synchronized by the CLK pule when

the Q output of a flip-flop is normally HIGH when the device is in the "CLEAR" or "RESET" state

an ____ input is activated by a signal transition rather than a logic level

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