What mathematical system serves as the foundational language of electronic digital computers, representing all values as combinations of two states? MCQ with Answer and Explanation

Question
What mathematical system serves as the foundational language of electronic digital computers, representing all values as combinations of two states?
A. Binary System
B. Hexadecimal System
C. Octal System
D. Decimal System
Answer: Option A
Solution (By JKSSB Mock Tests)
Digital circuits operate using logic gates that have two states (on/off, high/low voltage), perfectly mapped by the binary system (0 and 1).
This question belongs to: Computer Computer Fundamentals
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Practice More Computer Fundamentals Questions

Question #1
What basic operational requirement must be met before a computer can execute any high-level program or application software?
A. The system must clear all volatile registers permanently.
B. The computer must be connected to an active network server.
C. The processor must use an analog converter loop.
D. The program must be compiled into machine-readable binary code.
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Correct Answer: Option D

Explanation:
Processors can only execute binary instructions (machine language); thus, high-level code must be compiled or interpreted first.
This question belongs to: Computer Computer Fundamentals
Question #2
Which of the following is an example of a pointing device?
A. Scanner
B. Keyboard
C. Microphone
D. Mouse
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Correct Answer: Option D

Explanation:
A mouse is a pointing device used to interact with graphical user interfaces.
This question belongs to: Computer Computer Fundamentals
Question #3
Which type of computer is designed to process continuous physical data such as electrical voltage, temperature, or pressure rather than discrete numerical values?
A. Analog Computer
B. Hybrid Computer
C. Digital Computer
D. Mainframe Computer
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Correct Answer: Option A

Explanation:
Analog computers operate on continuous electrical signals or physical magnitudes rather than discrete binary data.
This question belongs to: Computer Computer Fundamentals
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