Data Representation and Boolean Logic

Question 1Assertion (A): Data is stored inside a computer in the form of 0s and 1s.Reasoning (R): Number system is a technique of representing...

Question 2Assertion (A): The base/radix of binary number system is 2.Reasoning (R): Binary number system has only two digits, i.e., 1 and 0.Both A...

Question 3Assertion (A): The base/radix of Octal number system is 8 because it has 8 digits.Reasoning (R): 342289 is an octal number.Both A and R are...

Question 4Assertion (A): If A+B=1 then its dual will be A.B=0.Reasoning (R): In dual, 1 changes to 0 and 0 changes to 1. Similarly, (+) changes to...

Question 5Assertion (A): Unicode is used for multilingual encoding.Reasoning (R): Unicode provides a unique number for all the characters of every...

Question 6Assertion (A): The number of symbols (digit and alphabet) used in a number system is called its radix/base.Reasoning (R): Base value of a...

Question 1In binary number system, the left-most bit is called the most significant bit.

Question 2Base of a number is also known as radix of a number.

Question 3The decimal system is composed of 10 symbols.

Question 4ASCII code is the most widely used alphanumeric code which is used in computers to translate text (letters, numbers and symbols).

Question 5Unicode is a new universal coding standard adopted by all new Platforms.

Question 6The AND operation is Boolean multiplication and the OR operation is Boolean addition.

Question 7A statement is said to be a Boolean/Logical Statement if it has a definite value, which is either true or false.

Question 8NOT gate has only one input and it complements an input signal.

Question 9The values which are stored in binary variables are known as Boolean Constants.

Question 10A Truth table is a representation of a Boolean function or expression containing all possible combinations of input values and their...

Question 1What is information?Processed dataCollection of programsCollection of instructionsNone of these

Question 2What is the base of binary number system?810216

Question 3What is the base of decimal number system?210816

Question 4What is the base of octal number system?210816

Question 5Which of the following is binary equivalent of (43)10?(101011)2(110011)2(110101)2(110010)2

Question 6Which of the following is decimal equivalent of (10010)2?28182022

Question 7What is the full form of ISCII?International Standard Code for Information InterchangeIndian Standard Code for Information...

Question 8Hexadecimal number system is composed of?2 symbols10 symbols8 symbols16 symbols

Question 9Which of the following is not a binary number?111110111E000

Question 10Which numbering system uses numbers and letters as symbols?DecimalBinaryOctalHexadecimal

Question 11Identify the logical/Boolean statement:15+4=19I want to have coffee.Should I wear the mask or not?I love dogs.

Question 12The boolean expression of the following logic circuit is:(A+B).C'+BA'B'+C+B'AA.B.C+(B'+C').AA+B+C'(A+B)

Question 13The following is a ............... Logical Gate.XORNANDANDOR

Question 1Convert decimal number into binary number.(a) 52(b) 44(c) 25.80(d) 62.325

Question 2Convert decimal number into octal number.(a) 911(b) 540(c) 61(d) 132

Question 3Convert decimal number into hexadecimal number.(a) 132(b) 3619(c) 206(d) 752

Question 4Convert binary number into decimal number.(a) 10111(b) 111101(c) 101010.011(d) 101101

Question 5Convert octal number into decimal number.(a) 75(b) 321(c) 142(d) 205

Question 6Convert hexadecimal number into decimal number.(a) A2(b) 13B(c) 271(d) 132

Question 7Discuss UTF-8 encoding scheme. How is it different from UTF-32 encoding scheme?

Question 8What are Boolean constants?

Question 9What are Boolean operators? Explain AND, OR, NOT operators.

Question 10What is the use of Hexadecimal number system in computers?

Question 11Verify the following using truth table:(i) a.(a+b) = a(ii) X.(Y+Z) = X.Y + X.Z

Question 12Obtain the Boolean expression for the logic circuit shown below:

Question 13State De Morgan's law and prove it with a truth table.

Question 14What is the advantage of preparing a digital content in Indian language using UNICODE font?

Question 15Encode the word 'COMPUTER' using ASCII and convert the encoded value into binary values.

Question 16Give full form of ASCII and ISCII.

Question 17Draw a logic circuit of the following Boolean expression:(i) (A.B‾\overline{B}B) + (C + D‾\overline{D}D) + (B.D‾\overline{D}D)(ii)...

Question 18Write binary equivalent of the following octal numbers:(a) 2306(b) 5610(c) 742(d) 65.203

Question 19Write binary representation of the following hexadecimal numbers:(a) 4026(b) BCA1(c) 98E(d) 132.45

Question 20Perform the following conversions from decimal number to other number systems:(a) (54)10 = (?)2(b) (120)10 = (?)2(c) (76)10 = (?)8(d)...

Question 21Express the following binary numbers into their equivalent octal numbers:(a) 100101111(b) 111011010(c) 1010011(d) 10011101

Question 22Express the following binary numbers into their equivalent hexadecimal numbers:(a) 1111101101100011(b) 100000101011100(c)...

Question 23Express the following octal numbers into their equivalent decimal numbers.(a) 145(b) 6760(c) 455(d) 10.75

Question 24The Hexadecimal number system uses 16 literals (0 - 9, A - F). Write down its base value.

Question 25Explore and list the steps required to type in an Indian language using UNICODE.

Question 26Convert the following base of number system:(a) (1010100)10 = (...............)2(b) (3674)8 = (...............)2(c) (266)10 =...

Question 27Write the name of following law and verify using truth table:a(b + c) = ab + ac

Question 28Draw the logic circuit for the following Boolean expression:(X'+Y).Z + W'

Question 1Binary data representation has only two symbols, 0 and 1.

Question 2ASCII, ISCII and UNICODE are the three internal storage representations.

Question 3(128)8 is the representation of an octal number system.

Question 4The first 128 characters are the same in both the types of ASCII, i.e., ASCII-7 and ASCII-8.

Question 5512 characters can be represented in ASCII-8.

Question 6Unicode provides a consistent way of encoding multilingual plain text.

Question 7ABC is a valid Hexadecimal number.

Question 8A number with both integer and a fractional part has digits raised to both positive and negative powers of 2 in a decimal number system.

Question 9(52)16 is equivalent to 90 in decimal number system.

Question 10A number system that uses eight digits-0, 1, 2, 3, 4, 5, 6, and 7—is called an octal number system.

Question 11NAND and NOR are called universal gates.