A ternary bit string is a string of digits from {0, 1, 2}. How ternary bit strings are there of length 15? How many ternary bit strings of length 15 are there using at most two ternary digits? How many ternary bit strings of length 15 contain exactly ten zeros?

Q: How many bit strings of length 10 either begin with three 0s or end with two 0s?

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Q: How many different bit strings of length 12... a. .contain at most eight 0's? b. ..contain exactly…

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Q: How many bits string of length 4 are possible such that they contain 2 ones and 2 zeroes?

A: 2. Given Data: The length of string is: n=4 The number of ones is: 2 The number of zeros is: 2   The…

Q: How may bit strings with length 10 that has exactly three 1s and end with 0?

A: Combination: The number of ways to choose or select the items from the whole. The formula for…

Q: How many bit strings of length 10 have seven 1's and either start with 101 or end with 10?

A: Given 10 bit length string start with 101 or ends with 10 and it has seven 1's. Let it start with…

Q: Suppose we want to build a trinary code for the 26 letters of the alphabet, using strings in which…

A: As per honor code, we are entitled to solve only 3 subparts of a question so I am providing you the…

Q: How many binary strings of length 18 have the same number of zeros as ones?

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Q: How many bit strings of length eight either start with the bits 11 or end with the bits 00?

A: Consider the provided question, We need to find the number of bit strings of length eight either…

Q: How many bit strings of length seven either begin with two 0s or end with three 1s?

A: Let A be the number of strings that begin with two 0's Therefore. first two places can be filled in…

Q: How many bit strings of length 10 contain at least three 1s and three

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Q: How many bit strings of length seven either begin with wo Os or end with three 1s?

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Q: How many 8-bits strings have exactly three 1's?

A: Given that  8 bits strings have exactly three 1 s is

Q: How many bit strings contain exactly eight 0s and 10 1s if every 0 must be immediately followed by a…

A: Here we will use the concept of combination and the formula for combination is given by C(n,r) =…

Q: How many 10-bit strings are there if the string must start with 001 or 10?

A: By using the given information the solution is given as follows

Q: How many different 16- bit strings contain exactly 4 1s?

A: According to the given information the total number of bits in a string is 16.It is needed to…

Q: Find all three-digit numbers with different digits with the property that those numbers are…

A: Let N=100a+10b+c represent all the three-digit numbers, for some digits, a, b and c. Then,…

Q: How many 10-bit strings are there if the string must have exactly one 1 in the first half and…

A: The string must contain exactly one 1 in the first half and exactly one 1 in the second half. So…

Q: How many 15-bit strings contain exactly seven 1's?

A: Out of 15 strings one must pick 7 of them to contain 1’s and other 8 will contain 0’s.

Q: How many bit strings of length n, where n is a positive integer, start and end with 1s

A: First place 1 at the start and end of the n bit string. Then there are n-2 bit strings.

Q: How many binary strings of length 5 have at least 2 adjacent bits that are the same (“00” or “11”)…

A: Given: Number of ways to fill each place = 2 (0 or 1) Total number of possible binary strings= 25…

Q: 2. How many bit strings(strings of 1 or 0) of length 8 are there such that it contains no more nan 3…

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Q: 8. How many bit strings(strings of 1 or 0) of length 12 are there such that it contains exactly 4…

A: We need to find the number of bit strings (strings of 1 or 0) of length 12 such that it contains…

Q: How many different bit strings of length eight are there?

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Q: How many bit strings of length n, where n is a positive integer, start and end with 1s?

A: Given: String length is n,where n is positive integer. Any place to fill in the string there are…

Q: How many 8-bit strings (that is, bit strings of length 8) are there which: a. Start with the…

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Q: 7. How many 10 bit strings have an equal number of 0's and 1's? How many have 8 (and only 8)…

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Q: 5. How many bit strings of length 10 over the alphabet {a, b, c} have either exactly three as or…

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Q: (a) How many bit strings of length 9 either begin with 2 Os or end with 2 1s? (inclusive or) (b)…

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Q: How many bit strings of length 8 start with 10 or end with 01

A: As said let's starts with 10 or ends in 01 as meaning that bit strings that satisfy both conditions…

Q: How many Binary strings of length 7 do not start with zero?

A: Total number of binary strings of length n is 2n Total number of binary strings of length 7 is 27…

Q: How many bit strings of length 10 starts or ends with 0?

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Q: How many bit strings of length 10 contain at least three 0's and at least four 1's?

A: According to the given information it is required to find the numbers of bit strings of length 10…

Q: How many bit strings of length 14 either begin with four 1's or end with two 0’s?

A: To find number of bit strings of length 14 either begin with four 1's or end with two 0’s

Q: 8. How many bit strings(strings of 1 or 0) of length 10 are there, such that the string should…

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Q: Suppose a password must be express by selecting digits for 5 places, the allowable digits being 0,…

A: Although, the example of a typical password is 332401, a 6 digit number, the first sentence of the…

Q: How many strings of length 6 decimal digits are there such that the first digit or the last digit is…

A: Since you have asked multiple questions here, we will solve the first question for you. To get the…

Q: How many ways of strings of length 10 can we build from an alphabet of 30 characters?

A: We need to find, in how many ways, a strings of length 10 can be build from an 30 alphabet…

Q: How many 16-bit strings contain at least thirteen 1's?

A: Use the following formula, to obtain the solution. nr=n!r!n-r!n!=nn-1n-2⋯321n!=nn-1!0!=1

Q: Suppose that a password for a locked door must have at least 8 characters, where each character in…

A: It is given that password can be a lowercase English letter, an uppercase English letter or a digit.…

Q: How many 9-bit strings start with 101 or end with 10 or both?

A: How many 9-bit strings start with 101 or end with 10 or both. There are 9-bits, and we start with…

Q: A string that contains only Os, 1s, and 2s is called a ternary string. How many ternary strings of…

A: Multiplication Principle:Suppose that we perform r experiments such that the kth experiment has nk…

Q: A decimal string is a string over the alphabet of the 10 characters: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}.…

A: Given that a decimal string is a string over the alphabet of the 10 characters 0,1,2,3,4,5,6,7,8,9.…

Q: A security code of four digits from digits 0 to 9 must be entered in a definite order. How many…

A: From the information given in the question we know that, Repetition of digits is allowed The…

Q: Don't copy from google or other sites  How many bit strings of length 11 contain either five…

A: Given, the strings of length 11 contain either five consecutive 0s or five consecutive 1s.

Q: How many strings are there of length 6 over the alphabet {a, b, c, A, B} in which exactly two of the…

A: we have the alphabet a,b,c,A,B Now, we are interested in string of length 6. Since two of the…

Q: How many bit strings of length 10 contain either five con- secutive Os or five consecutive 1s? How…

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Q: How many sequences of 6 positive digits (1-9) contain at most one even digits?

A: Given number of digits in each sequence=6. Number of digits which can be used=1-9 Number of even…

Q: (a) How many bit strings of length 8 are there? (b) How many bit strings of length 8 or less are…

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Q: A bank password consists of SIX (6) letters of the Roman characters (small and capital letters)…

A: We need to determine the number of different passwords possible using the letters of Roman…

Q: How many bit strings of length greater than equal to one and less than or equal to six are there?

A: There are 2 possible bits : 0 and 1 Bit strings of length 6 are, 2.2.2.2.2.2=26=64 Bit strings of…