2. Convert (89156)10 0 from decimal to base 8 notation. Convert (706113)g from base 8 to decimal notation.
2. Convert (89156)10 0 from decimal to base 8 notation. Convert (706113)g from base 8 to decimal notation.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
Related questions
Question
Section 2.1 Excercise 2

Transcribed Image Text:11. Show that any weight not exceeding 2k – 1 may be measured using weights of 1, 2, 2²,..
weights of 1, 3, 3?, ..., 3k-1, when the weights may be placed in either pan.
We note that a conversion between two different bases is as easy as binary-hex
16. Show that if n = (afa-1. a¡ɑŋ)b, then the quotient and remainder when n is divided by
14. Explain how to convert from base 3 to base 9 notation, and from base 9 to base 3 notation.
13. Use Exercise 12 to show that any weight not exceeding (3* – 1)/2 may be measured using
where a #0 and 0 <a; < | b | forj=0, 1, 2, . . . , k. We write n = (akAk–1 · · . A¡ɑq)b» just
50
Integer Representations and Operations
We note that a conversion between two different bases is as easy as
conversion whenever one of the bases is a power of the other.
2.1 EXERCISES
1. Convert (1999) 10 from decimal to base 7 notation. Convert (6105)7 from base 7 to decimal
notation.
2. Convert (89156) 10 from decimal to base 8 notation. Convert (706113)g from base 8 to decimal
notation.
3. Convert (10101111)2 from binary to decimal notation and (999)10 from decimal to binary
notation.
4. Convert (101001000), from binary to decimal notation and (1984)10 from decimal to binary
notation.
5. Convert (100011110101)2 and (11101001110), from binary to hexadecimal.
6. Convert (ABCDEF)16, (DEFACED) 16,
and (9AOB) 16 from hexadecimal to binary.
7. Explain why we really are using base 1000 notation when we break large decimal integers
into blocks of three digits, separated by commas.
8. Show that if b is a negative integer less than -1, then every nonzero integer n can be uniquely
written in the form
n = a,b* +ax-1b*-l +.+a¡b+ ao,
where a, ±0 and 0<a; < |b| for j =0, 1, 2, . . , k. We write n = (a,a}-1a¡ɑo)b•Jusi
as we do for positive bases.
%3D
9. Find the decimal representation of (101001)_2 and (12012)_3.
10. Find the base -2 representations of the decimal numbers –7, –17, and 61.
-
2k-1, when all the weights are placed in one pan.
12. Show that every nonzero integer can be uniquely represented in the form
e34 +ek-135-1+..+e3+ e0.
where
ej
anced ternary expansion.
%3D
weights of 1, 3, 3“, ..., 3-1, when the weights may be placed in either pan.
-
when r> 1 and n are positive integers.
%3D
are q = (a,a-1.aj)b and r= (aj-1 -...aja)p, respectively.
...
%3D
.3B
%3D
...
Expert Solution

This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 3 steps

Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.Recommended textbooks for you

Database System Concepts
Computer Science
ISBN:
9780078022159
Author:
Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:
McGraw-Hill Education

Starting Out with Python (4th Edition)
Computer Science
ISBN:
9780134444321
Author:
Tony Gaddis
Publisher:
PEARSON

Digital Fundamentals (11th Edition)
Computer Science
ISBN:
9780132737968
Author:
Thomas L. Floyd
Publisher:
PEARSON

Database System Concepts
Computer Science
ISBN:
9780078022159
Author:
Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:
McGraw-Hill Education

Starting Out with Python (4th Edition)
Computer Science
ISBN:
9780134444321
Author:
Tony Gaddis
Publisher:
PEARSON

Digital Fundamentals (11th Edition)
Computer Science
ISBN:
9780132737968
Author:
Thomas L. Floyd
Publisher:
PEARSON

C How to Program (8th Edition)
Computer Science
ISBN:
9780133976892
Author:
Paul J. Deitel, Harvey Deitel
Publisher:
PEARSON

Database Systems: Design, Implementation, & Manag…
Computer Science
ISBN:
9781337627900
Author:
Carlos Coronel, Steven Morris
Publisher:
Cengage Learning

Programmable Logic Controllers
Computer Science
ISBN:
9780073373843
Author:
Frank D. Petruzella
Publisher:
McGraw-Hill Education