Names, numbers, and other information needed to solve a problem are called _____
A. program
B. instruction
C. data
D. controls
E. None of the above
Select an option to see the answer and solution.
A typical microcomputer may have up to 65,536 registers in its memory. Each of these registers, usually called a _____
A. address
B. memory location
C. registers
D. chip
E. None of the above
Select an option to see the answer and solution.
Conversion of binary number 100000000002 to decimal number is
A. 102410
B. 103410
C. 112410
D. 103710
E. None of the above
Select an option to see the answer and solution.
Conversion of binary number 111112 to an octal number is
A. 358
B. 328
C. 378
D. 428
E. None of the above
Select an option to see the answer and solution.
Conversion of binary number 1011102 to an octal number is
A. 358
B. 468
C. 568
D. 508
E. None of the above
Select an option to see the answer and solution.
The hexadecimal number system is widely used in analyzing and programming ______
A. registers
B. chips
C. microprocessors
D. vacuum tube
E. None of the above
Select an option to see the answer and solution.
A combinational logic circuit which is used to send data coming from a single source to two or more separate destinations is called as
A. decoder
B. encoder
C. multiplexer
D. demultiplexer
E. None of the above
Select an option to see the answer and solution.
How many full and half-adders are required to add 16-bit numbers?
A. 8 half-adders, 8 full-adders
B. 1 half-adders, 15 full-adders
C. 16 half-adders, no full-adders
D. 4 half-adders, 12 full-adders
E. None of the above
Select an option to see the answer and solution.
An odd-parity generator produces an odd-parity bit to go along with the data. The parity of the transmitted data is _____ An XOR gate can test each received word for parity rejecting words with _____ parity.
A. odd, even
B. high, low
C. low, high
D. even, odd
E. None of the above
Select an option to see the answer and solution.
A gate is a logic circuit with one or more input signals but _____ output signal.
A. two
B. double
C. one
D. more than one
E. None of the above
Select an option to see the answer and solution.
The XOR gates are ideal for testing parity because even-parity words produce a _____ output and odd-parity words produce a _____ output
A. low, high
B. high, low
C. odd, even
D. even, odd
E. None of the above
Select an option to see the answer and solution.
Which of the following is not true?
A. 0X0 = 0
B. 0 x 1 = 1
C. 1 x 0 = 0
D. 1 x 1 = 1
E. None of the above
Select an option to see the answer and solution.
_____ has become the most widely used bipolar family.
A. DTL
B. TTL
C. ECL
D. MOS
E. None of the above
Select an option to see the answer and solution.
The functional capacity of SSI devices is
A. 1 to 11 gates
B. 12 to 99 gates
C. 100 to 10,000 gates
D. more than 10,000 gates
E. None of the above
Select an option to see the answer and solution.
The master slave JK flip-flop is effectively a combination of
A. an SR flip-flop and a T flip-flop
B. an SR flip-flop and a D flip-flop
C. a T flip-flop and a D flip-flop
D. two T flip-flops
E. None of the above
Select an option to see the answer and solution.
Conversion of 10110112 to it's decimal equivalent is
A. 8110
B. 9110
C. 10010
D. 20010
E. None of the above
Select an option to see the answer and solution.
The octal equivalent of decimal 324.987 is
A. 504.771
B. 640.781
C. 815.234
D. 90.987
E. None of the above
Select an option to see the answer and solution.
One way to simplify the sum-of-products equation is to use boolean algebra. Another way is the _____ map.
A. De Morgan
B. Standard
C. Schottky
D. Karnaugh
E. None of the above
Select an option to see the answer and solution.
With a JK master-slave flip-flop the master is cocked when the clock is _____ and the slave is triggered when the clock is _____
A. set, reset
B. race, no change
C. high, low
D. set, race
E. None of the above
Select an option to see the answer and solution.
The 7400 series, also called standard TTL, contains a variety of SSI and _____ chips that allow us to build all kinds of digital circuits and systems.
A. LSI
B. MSI
C. MOS
D. MOSFET
E. None of the above
Select an option to see the answer and solution.