# CIT292 Questions & Answers

**Latex formatted questions may not properly render****Q1 We divide 45 by 2 to get �?��?��?�. With a remainder of 1**

**Q2 Starting from the right, we convert a binary number to �?��?��?��?�**

**Q3 To convert a binary number to octal, we group the bits into groups of �?��?��?�.**

**Q4 �?��?��?� number can easily converted to an octal**

**Q5 A combinational circuit can be described precisely by �?��?��?��?��?�.**

**Q6 the D latch with enable circuit is also known as ..........**

**Q7 The circuit for the D latch with enable is also called ...........**

**Q8 A ..... changes state only at the edge of its signal.**

**Q9 When a ....... is enabled, its state changes immediately when its input changes**

**Q10 One of these are basic memory elements for storing information**

**Q11 The duality principle states that if a boolean ..... is true, then, its dual is also true**

**Q12 The three types of logic gates are also called ...............**

**Q13 when specifying a function, we usually start with product term that contain all �?�..**

**Q14 We use the notation 0-minterm to mean �?��?��?��?��?�.**

**Q15 The label "inverted dual" means applying the ....... principle**

**Q16 We use the notation 1-minterm to denote �?��?��?��?��?�**

**Q17 A........ is a product term that contains all the variables used in a function**

**Q18 A ....... term is a term with either a single variables, or two or more variables**

**Q19 By looking at ......... one is able to know the output of any possible combination**

**Q20 ......... are set to list the possible inputs and find their corresponding inputs**

**Q21 A �?��?�. term is a term with variable(s) ORed together**

**Q22 If two switches are connected in series, then �?��?�. of the switches has/have to be on in order for the output F to be a 1**

**Q23 �?��?�.. prime implicant is a prime implicant that includes a 1-minterm that is not included in any other prime implicant**

**Q24 A �?��?��?�. is a product term that contains all the variables used in a function**

**Q25 Memory elements are made up of basic �?��?��?�**

**Q26 The largest �?��?��?� is known as a prime implicant**

**Q27 Any Boolean function that is expressed as a product of maxterms is said to be in its �?��?��?�. form**

**Q28 The term �?��?�.is used to refer to a rectangle of adjacent 1-minterms**

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**Q29 For a function with n variables, the notation mi where 0 �?� i < 2n, is used to denote the �?��?�..**

**Q30 �?��?��?�. provides a simple and straightforward procedure for combining the product terms of Boolean equations**

**Q31 Any Boolean function that is expressed as a sum of minterms is said to be in its �?��?��?�. form**

**Q32 �?��?��?�.. of combinational circuits is just the reverse procedure of the analysis of combinational circuits**

**Q33 A �?��?��?�. is a sum term that contains all the variables used in the function.**

**Q34 Digital circuits can be optimized in terms of �?��?�..**

**Q35 The little circle at the output of some of the logic symbols is used to denote the �?��?�.. value of a signal**

**Q36 For a function with n variables, the notation Mi where 0 �?� i < 2n, is used to denote the �?��?��?�..**

**Q37 �?��?�... gates are the actual physical implementations of the logical operators**

**Q38 When specifying a function, we usually start with �?��?��?�. terms that contain all the variables used in the function**

**Q39 Complex Boolean equations can be simplified by a new kind of algebra called �?��?��?��?�. Algebra**

**Q40 A �?��?�. term is a term with variable(s) ANDed together**

**Q41 A string of 4 bits will result in �?��?� combinations.**

**Q42 If two switches are connected in series, then �?��?�. of the switches has/have to be on in order for the output F to be a 1**

**Q43 Which of the following is a basic logic operator?**

**Q44 x �?� x = x is �?��?�. theorem in Boolean algebra**

**Q45 Boolean algebra was developed in �?�..**

**Q46 A binary switch has �?��?�. Connections**

**Q47 Arranging the operators AND, NOT and OR in order of precedence from highest to lowest gives �?��?��?�**

**Q48 �?��?�. is a means of encoding decimal numbers**

**Q49 Which of the following operators is called an INVERTER?**

**Q50 �?��?�. showed that circuits built with binary switches can easily be described using Boolean algebra**

**Q51 Two switches connected in parallel give rise to the logical �?��?��?�. operator**

**Q52 The symbol for AND operator is not �?��?�.**

**Q53 Which of the following operators has only one input?**

**Q54 Which of the following is not a basic logic operator?**

**Q55 Which of the following is the symbol for NOT operator?**

**Q56 The symbol for OR operator is �?��?�.**

**Q57 If two switches are connected in parallel, then �?�... switch(es) need to be on in order for the**

**Q58 Two switches connected in series give rise to the logical �?��?��?�. operator**

**Q59 Which of the following statements is not true?**

**Q60 A string of n bits can represent �?��?�.. different pieces of information**

**Q61 Boolean constants and variables are allowed to have only �?��?�... possible values**

**Q62 Boolean �?��?��?�. are rules that can help us simpilfy logic expressions**

**Q63 Which of the following theorem is not part of the Boolean theorems**

**Q64 Boolean �?��?��?��?� is a tool for the analysis and design of ditigal system**

**Q65 Truth tables for the three basic logical operators are �?��?��?�., OR and NOT**

**Q66 We write inputs values in the normal binary�?��?��?��?� order**

**Q67 When dealing with binary values, each input can only take one of �?��?��?��?�. Values**

**Q68 The operation of the AND, OR and NOT logic operators can be represented by �?��?��?�**

**Q69 The order of evaluation can be changed by the use of �?��?��?��?��?�**

**Q70 The NOT operator is also know as the �?��?��?��?��?�..**

**Q71 Convert 1101000110 in octal base to decimal**

**Q72 To convert a binary number to to other compatible number bases, we usually group the bit from �?��?��?��?� to _____**

**Q73 To convert a binary number to octal, we group the bits into groups of �?��?��?�. Digits**

**Q74 Which of the following cannot be easily converted to bits?**

**Q75 �?��?�. numbers only use the digits from 0 to 7 for the eight different combinations**

**Q76 �?��?�. numbers usually consist of a long string of bits**

**Q77 �?��?��?�. abstraction is used to make things simpler**

**Q78 �?��?�.. can be used to respresent different information**

**Q79 A bit having either value of 0 or 1 can represent �?��?��?� piece(s) of information**

**Q80 A single 0 or a single 1 is referred to as a �?��?��?��?��?�**

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