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Test: Number System in Computers - Class 7 MCQ


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10 Questions MCQ Test Computer Science for Class 7 - Test: Number System in Computers

Test: Number System in Computers for Class 7 2024 is part of Computer Science for Class 7 preparation. The Test: Number System in Computers questions and answers have been prepared according to the Class 7 exam syllabus.The Test: Number System in Computers MCQs are made for Class 7 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Number System in Computers below.
Solutions of Test: Number System in Computers questions in English are available as part of our Computer Science for Class 7 for Class 7 & Test: Number System in Computers solutions in Hindi for Computer Science for Class 7 course. Download more important topics, notes, lectures and mock test series for Class 7 Exam by signing up for free. Attempt Test: Number System in Computers | 10 questions in 10 minutes | Mock test for Class 7 preparation | Free important questions MCQ to study Computer Science for Class 7 for Class 7 Exam | Download free PDF with solutions
Test: Number System in Computers - Question 1

What is the base of the Decimal Number System?

Detailed Solution for Test: Number System in Computers - Question 1
The base of the Decimal Number System is 10, and it consists of ten digits from 0 to 9.
Test: Number System in Computers - Question 2

In the Octal Number System, what is the maximum value a single digit can represent?

Detailed Solution for Test: Number System in Computers - Question 2
In the Octal Number System, each digit can represent values from 0 to 7.
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Test: Number System in Computers - Question 3

What is the place value of the rightmost digit in the Decimal Number System?

Detailed Solution for Test: Number System in Computers - Question 3
In the Decimal Number System, the rightmost digit has a place value of 1.
Test: Number System in Computers - Question 4
How many digits are there in the Binary Number System?
Detailed Solution for Test: Number System in Computers - Question 4
The Binary Number System consists of two digits, 0 and 1.
Test: Number System in Computers - Question 5
Which gate performs logical multiplication?
Detailed Solution for Test: Number System in Computers - Question 5
The AND gate performs logical multiplication, and its output is 1 only if all input signals are 1.
Test: Number System in Computers - Question 6
What is the primary function of a NOT gate?
Detailed Solution for Test: Number System in Computers - Question 6
A NOT gate performs the logical complement operation, inverting the input signal.
Test: Number System in Computers - Question 7

Which gate is known as a universal gate because it can be used to build any other gate?

Detailed Solution for Test: Number System in Computers - Question 7

The NAND gate is known as a universal gate because it can be used to build any other gate, making it a versatile building block in electronics.

Test: Number System in Computers - Question 8
What is the least significant digit in any number system?
Detailed Solution for Test: Number System in Computers - Question 8
The rightmost digit in any number system is called the least significant digit, while the leftmost digit is called the most significant digit.
Test: Number System in Computers - Question 9
What is the base of the Binary Number System?
Detailed Solution for Test: Number System in Computers - Question 9
The base of the Binary Number System is 2, and it consists of two digits, 0 and 1.
Test: Number System in Computers - Question 10
What is the primary purpose of the Hexadecimal Number System?
Detailed Solution for Test: Number System in Computers - Question 10
The Hexadecimal Number System provides a shortcut method to represent long binary numbers efficiently.
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