5.Number System 1

2. Minimum number of bits required to store any 3 digit decimal number is equal to

(A) 3 (B) 5

(C) 8 (D) 10

[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show More” collapse_text=”Show Less” ]Answer: (D)[/bg_collapse]

3. Symbols A-F are used in which one of the following ?

(A) Binary number system

(B) Decimal number system

(C) Hexadecimal number system

(D) Octal number system

[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show More” collapse_text=”Show Less” ]Answer: (C)[/bg_collapse]

4. Binary equivalent of decimal number 35 is

(A) 100011

(B) 110001

(C) 110101

(D) 101011

[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show More” collapse_text=”Show Less” ]Answer: (A)[/bg_collapse]

5. Which one of the following represents the binary equivalent of the decimal number 25 ?

(1) 10101 (2) 01101 

(3) 11001 (4) 11011

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Answer: (3)

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6. If the binary equivalent of the decimal number 48 is 110000, then the binary equivalent of the decimal number 51 is given by

(1) 110011 (2) 110010

(3) 110001 (4) 110100

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Answer: (1)

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Q-9 If the binary equivalent of the decimal number 53 is 110101, then the binary equivalent of the decimal number 50 is given by:

Options:-

1. 110011
2. 110010
3. 110001
4. 110100

[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show More” collapse_text=”Show Less” ]Ans:2[/bg_collapse]

11. What is the decimal equivalent of binary number 1100110?

(1) 102 (2) 204

(3) 153 (4) 51

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Ans: 1

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12. What is the binary equivalent of decimal number 75?

(1) 1101001 (2) 101001

(3) 100101 (4) 1001011

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Ans:4

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13. Computer uses which number system to store data and perform calculations

(1) Binary (2) Octal

(3) Decimal (4) Hexadecimal

[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show More” collapse_text=”Show Less” ]Ans: 1[/bg_collapse]

Q.14 A-F system is used in which of the following number system?

1. Binary
2. Octal
3. Hexa- decimal
4. Decimal

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Ans:3[/bg_collapse]

Q.15 What is the binary number for decimal number 9?

1. 1100
2. 1001
3. 0111
4. 1011

Ans:2

Q.16 Which of the following number systems uses two numbers to represent data in compute? 

1. Bicentennial 
2. Biometric 
3. Binary 
4. Byte 

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Ans:3[/bg_collapse]

Q.17 Which of the following is the binary equivalent of the decimal number 35? 

1. 100001
2. 100101 
3. 100011
4. 101001

[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show More” collapse_text=”Show Less” ]Ans:3[/bg_collapse]