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11th Computer Technology Monthly Test - 1 ( Number Systems )

MABS Institution

11th Computer Technology Monthly Test - 1 ( Number Systems )-Aug 2020

Time : 2.30 Hours

Part - A

Multiple Choice Question - Answer All Question

How many characters can be handled in Binary Coded Decimal System?

64
255
256
128

Which complement performs the logical negation on each individual bit?

Signed
Unsigned
2's
1's

Expansion of LSB is

Least Significant Byte
Least Sign Bit
Least Significant Bit
Left Significant Bit

Repeated division method is also known as.........

Expansion method
Divide by 2 method
Double dabble method
None of these

Expansion of BIT is............

BASIC DIGITS
BINARY DIGIT
BINARY INFORMATION TECHNOLOGY
BASE DIGIT

The binary equivalent of a hexadecimal digit C is repressed by.....

1010
1011
1101
1100

The base value is also known as

Absolute
Place
Radix
System

Which term refers to a part which together with another makes up a whole?

Signed
Unsigned
Complement
Uncomplement

The ASCII value of put zero 0 is....

48
58
65
30

4 bits =................

Bit
Byte
Nibble
Word

Part - B

Generic 2 - Answer All Question

What is ASCII?

Convert 22.25₁₀ to binary

How many procedures for converting from decimal binary to what are they?

We cannot find 1's complement for (28)₁₀ State reason.

Name the four types of Number system.
What is Standard BCD?

Write the associative laws?

What is Nibble?

What is byte?

Name the characters which are encoded by ASCII code?

Part - C

Generic 3 - Answer All Question

Complete the Table
1) 0 x 0 = _
2) 1 x 1 = _
3) 1 x _ = 0
4) _ x 0 = 0

Write the three common ways of representing a signed binary number?

How will you convert decimal number into hexadecimal number?

Write the steps to find 2's complement

Perform the following expressions. (FACE)₁₆ = (?)₂
Divide 11110 by 110

Multiply 111 with 101

Write a note on a hexadecimal number system

Complete the Table
1) 0 - 0 = _
2) _ - 0 = 1
3) 1 -1 = _
4) 0 -1 = _

Complete the following Octal numbers 365, 366, 367,.......

Part - D

Generic 5 - Answer All Question

Convert the Following (101011001)₂ \(\rightarrow \) (?₁₆) = (?)₈

Explain Unicode.

Write the steps for converting Decimal to Binary numbers.

Convert the following Octal numbers into Binary numbers. - 145

Convert the following Octal numbers into Binary numbers. - 6247₈

Perform the following binary computations:
(A) 10₁₀ + 15₁₀
(B) -12₁₀ + 5₁₀
(C) 14₁₀ -12₁₀
(D) (-2₁₀) - (-6₁₀).

Convert the given Binary number into its equivalent Decimal, Octal and Hexadecimal number - 1011010

What is number system? Describe different number systems in detail.
Convert the Following - (101.10)₁₆ \(\rightarrow \) (?₂) = (?)₁₀

Convert the given Binary number into its equivalent Decimal, Octal and Hexadecimal number - 101110101

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