Cooper's ILT 163 FINAL EXAM QUESTIONS AND ANSWERS ALL CORRECT
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Cooper's ILT 163 FINAL EXAM QUESTIONS AND ANSWERS ALL CORRECT
The maximum number of binary states in which a counter can exist depends on the number of flip-flops in the counter. This can be express as _____> - Answer- N=2^n
Asynchronous counters are commonly referred to as _____ counters. ...
Cooper's ILT 163 FINAL EXAM
QUESTIONS AND ANSWERS ALL
CORRECT
The maximum number of binary states in which a counter can exist depends on the
number of flip-flops in the counter. This can be express as _____> - Answer- N=2^n
Asynchronous counters are commonly referred to as _____ counters. - Answer- Ripple
A(n) _______ counter can count in either direction through a certain sequence. -
Answer- up-down
______ is used for temporary stores of programs,data, control information, and has the
capability to both read and write data. - Answer- RAM
______ are used where data need to be maintained for later use, such as the custom
guide in a television satellite system. - Answer- EEPROMs
An ____ is a combinational logic circuit that accepts one or more inputs and generates
a multi bit binary output. - Answer- Encoder
The function of a _______ encoder is to take a single digit (0 to 9) as input and to output
a 4-bit code representation of the digit - Answer- decimal-to-binary
If two keys are pressed simultaneously the ____ encode produces a BCD output
corresponding to the highest-order decimal digit appearing on the input - Answer-
decimal-to-binary priority
A(n) ______ processes a complex binary code into a recognizable digit or character -
Answer- decoder
A _____ is a circuit used to select and route any one of several input signals to a single
output. - Answer- multiplexer
in addition to data line selection, a common application of a(n) _____ is parallel-to-serial
data conversion - Answer- multiplexer
, A(n) _____ is the primary computation unit in a digital computer - Answer- adder
The truth table for a(n) _____ gate and a XOR gate is the same as the truth table
developed using the binary addition rules. - Answer- AND
a(n) ______ is a circuit used simply to determine if two numbers are equal. - Answer-
comparator
The truth table for the subtracting rules of binary numbers is equivalent to the truth table
for a(n) ____ gate with an inverter on one of the input and XOR gate. - Answer- AND
The _____ decode(s) each instruction that enters the computer - Answer- control unit
______ is the area where programs are stored. - Answer- Memory
a(n) ____ is designed so that an instruction, or program, can be fetched from memory,
placed in the instruction register, and decoded. - Answer- microprocessor
the _____, the register most often used in the microprocessor, is used to receive or
store data from memory or I/O device. - Answer- accumulator
The _____ is a 16-bit register that contains the address of the instruction fetched from
memory - Answer- Program counter
______ Instructions move data from one location to another within the microprocessor
and memory - Answer- Data Movement
_____ Instructions are those instructions that contain one or more of the following
Boolean operators: AND, OR, and exclusive OR. - Answer- Logic
_____ instructions change the data in a register or memory by moving the data to the
right or left one bit. - Answer- Rotate and shift
_____ instructions change the content of the program counter - Answer- Program-
control
_____ instructions allow the storage and retrieval of different microprocessor registers
in the stack - Answer- Stack
Binary data are represented by binary digits, called ______. - Answer- bits
The place value of the digits in a binary number increase by the powers of _____. -
Answer- 2
An 8421 code is an _____ code consisting of four binary digits - Answer- BCD
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