Welcome to ECE Board Exam Practice Quiz for Computer Fundamentals. This set of practice quiz 7 will test your competence on the theories, concepts and problem solving involving computer fundamentals. The objectives and goals of this quiz is to help engineering students familiarize concepts and theories as well as develop problem solving skills when answering questions related to the computer fundamentals.
Computer Fundamentals Test Bank
In this section are compiled practice quiz for Computer Fundamentals that could be able to enhance your knowledge and skills in your preparation for the ECE Board Exam. The goal is to add thousands of questions for you to be familiarized and hopefully help you to be prepared. I am looking forward that this practice quiz will give you an additional confidence in taking your upcoming Engineering Board Exam.
Guidelines:
- Read and understand each question before choosing the best answer.
- The correct answer will be reveal after you have chosen your answer for every questions
- There is no time limit, answer the questions at your own pace.
- Once all questions are answered, you will be shown your rating.
- You have to get 70% of the total items to pass the quiz.
- You can re-take the quiz as many times as you want or until you are satisfied of your rating.
- Comment us your thoughts, scores, ratings, and questions about the quiz in the comments section below!
Choose the letter of the best answer in each questions.
PREVIOUS: Computer Fundamentals Practice Quiz 06
What capital letter corresponds to 1000101 in the ASCII code?
A
C
D
E
Correct!
Wrong!
A system of coordinating I/O between the transmitting and receiving devices.
Charging
Handshaking
Interfacing
Polling
Correct!
Wrong!
This occurs when the result of an arithmetic operation is a larger number than the output register can accommodate.
Overflow
Inflow
Underflow
Lock-ahead carry
Correct!
Wrong!
Typical propagation delay range for modern digital integrated circuits is
1 to 100 milliseconds
1 to 100 microseconds
1 to 100 nanoseconds
1 to 100 picoseconds
Correct!
Wrong!
An instruction that causes data in the accumulator to be moved to the memory or a peripheral register.
FETCH
STORE
LOOP
LOAD
Correct!
Wrong!
The fan out capability of a digital building block depends on the current capability of its output and the current requirement of each input driven by that output, and maybe defined as the
number of inputs that one output can transmit to
number of other inputs that can transmit to one input
maximum power dissipation that the unit can stand
amount of cooling required
Correct!
Wrong!
How many logic gates are in an SSI chip?
Less than 12 gates
Between 12 to 99 gates
Anywhere from 100 to 9999 gates
10,000 or more gates
Correct!
Wrong!
“Limbo” state of a flip-flop occurs when
both outputs are low
both outputs are high
both output are the same
the outputs are inverse
Correct!
Wrong!
It consists of the instructions and data that the computer hardware manipulates to perform useful work.
Software
Program
File
Data
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Wrong!
The number of digits used by a number system.
Base
Radix
2n
n
Correct!
Wrong!
A JK flip-flop will operate in the toggle mode when
J = 0, K = 0
J = 1, K = 0
J = 1, K = 1
J = 0, K = 1
Correct!
Wrong!
An RS flip-flop will not change in state when
R = 0, S = 0
R = 1, S = 0
R = 0, S = 1
R =1, S = 1
Correct!
Wrong!
How many bits are in a byte?
8
4
2
16
Correct!
Wrong!
A single word memory location used to temporarily hold data during program execution.
Accumulator
Register
Buffer
Stack
Correct!
Wrong!
Which of the following is the language used in making an internet web page?
Highertext mark-up language
Hypertext mark-up language
Hightech mark-up language
Hypertext make-up language
Correct!
Wrong!
In the 7400 Family of TTL Devices, Quad 2-input NAND gates has a device number equivalent to
7400
7402
7432
7486
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Wrong!
Another name for a decade counter
frequency divider
ripple shift counter
BCD counter
Binary counter
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Wrong!
The most primitive instructions that can be given to a computer are those interpreted directly by the hardware in __________ form.
assembly language
machine language
high-level language
simulator
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Wrong!
In a computer system, it is a unit of hardware where the control keys are located.
CPU
Keyboard
I/O section
Console
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Wrong!
TTL, DTL and ECL which are frequently used to refer to certain “families” of digital integrated circuits, are actually names of
alternatives to positive and negative logic
varieties of positive and negative logic
companies that originated the families
general varieties of electronic circuits used as logic gates, from which, in essence, the building blocks in each series are constructed.
Correct!
Wrong!
An IC that transforms parallel data to serial in the asynchronous format and vice versa.
UART
USART
MODEM
RS232C
Correct!
Wrong!
An instruction that causes data to be brought from memory into an accumulator register.
LOAD
LOOP
FETCH
JUMP
Correct!
Wrong!
Which of the following does not form DACs?
Counter
Resistor network
Current switches
Reference
Correct!
Wrong!
How many logic gates are in a VLSI chip?
Less than 12 gates
Between 12 to 99 gates
Anywhere from 100 to 9999 gates
10,000 or more gates
Correct!
Wrong!
A multiwire connection between digital circuits is usually called a
ribbon
bus
wire wrap
multiplexed line
Correct!
Wrong!
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Computer Fundamentals – Quiz 07
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