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,Essentials of Computer Organization and Architecture, Sixth Edition
Chapter Quiz
Linda Null
Import Settings:
Base Settings: Brownstone Default
Information Field: Complexity
Information Field: Ahead
Information Field: Subject
Information Field: Title
Highest Answer Letter: D
Multiple Keywords in Same Paragraph: No
NAS ISBN13: 9781284261189, add to Ahead, Title tags



Chapter: Chapter 01 – Quiz



Multiple Choice



1. Many desktop computers use the ___________ bus standard in which the system augments its main
bus with dedicated I/O buses using expansion slots.
A) enhanced integrated bus
B) serial advanced technology attachment
C) universal serial bus
D) peripheral component interconnect
Ans: D
Complexity: Moderate
Ahead: An Example System: Wading Through the Jargon
Subject: Chapter 1
Title: Introduction



2. Which organization sets standards for photographic film and the pitch of screw threads, in addition to
matters concerning computers?
A) ISO
B) IEEE
C) CCITT
D) ANSI
Ans: A
Complexity: Easy
Ahead: Standards Organizations
Subject: Chapter 1
Title: Introduction



3. The first general-purpose programmable electronic computer was the:
A) ENIAC.
B) IBM 650.
C) Atanasoff-Berry computer.
D) DEC PDP-1.
Ans: A
Complexity: Easy
Ahead: Historical Development


Copyright © 2024 by Jones & Bartlett Learning, LLC, an Ascend Learning Company

,Essentials of Computer Organization and Architecture, Sixth Edition
Chapter Quiz
Linda Null
Subject: Chapter 1
Title: Introduction



4. We study computer ___________ to become familiar with how circuits and signals collaborate to
create working computer systems.
A) architecture
B) organization
C) layers
D) programming
Ans: B
Complexity: Easy
Ahead: Overview
Subject: Chapter 1
Title: Introduction



5. There are __________ kilobytes in an exabyte.
A) 220
B) 230
C) 240
D) 250
Ans: D
Complexity: Moderate
Ahead: An Example System: Wading Through the Jargon
Subject: Chapter 1
Title: Introduction



6. The first supercomputer, the CDC 6600, had a memory size of:
A) 128 kilowords.
B) 256 megawords.
C) 128 gigawords.
D) 256 terawords.
Ans: A
Complexity: Easy
Ahead: Historical Development
Subject: Chapter 1
Title: Introduction



7. Infrastructure as a Service (IaaS) replaces the _________ of the computer hierarchy with an Internet-
based infrastructure.
A) digital logic level through user levels
B) digital logic level through high-level language levels
C) system software level through high-level language levels
D) digital logic level through machine levels
Ans: D
Complexity: Moderate
Ahead: Cloud Computing: Computing as a Service
Subject: Chapter 1
Title: Introduction



Copyright © 2024 by Jones & Bartlett Learning, LLC, an Ascend Learning Company

,Essentials of Computer Organization and Architecture, Sixth Edition
Chapter Quiz
Linda Null



8. There are __________ gigabytes in a terabyte.
A) 210
B) 220
C) 230
D) 240
Ans: A
Complexity: Moderate
Ahead: An Example System: Wading Through the Jargon
Subject: Chapter 1
Title: Introduction



True/False



1. True or False? Computer architecture encompasses all physical aspects of computer systems.
Ans: False
Complexity: Moderate
Ahead: Overview
Subject: Chapter 1
Title: Introduction



2. True or False? There are one billion microseconds in a second.
Ans: False
Complexity: Easy
Ahead: An Example System: Wading Through the Jargon
Subject: Chapter 1
Title: Introduction



3. True or False? Hot plugging means the same thing as Plug-and-Play.
Ans: False
Complexity: Moderate
Ahead: An Example System: Wading Through the Jargon
Subject: Chapter 1
Title: Introduction



4. True or False? A control unit consists of a central processing unit (CPU) with an arithmetic logic unit
(ALU) and registers.
Ans: False
Complexity: Easy
Ahead: The von Neumann Architecture
Subject: Chapter 1
Title: Introduction




Copyright © 2024 by Jones & Bartlett Learning, LLC, an Ascend Learning Company

,Essentials of Computer Organization and Architecture, Sixth Edition
Chapter Quiz
Linda Null

Short Answer



1. Expressed as a power of two, there are ____________ kilobytes in a megabyte.
Ans: 210
Complexity: Moderate
Ahead: Overview
Subject: Chapter 1
Title: Introduction



2. Expressed as a power of two, there are ____________ megabytes in a terabyte.
Ans: 220
Complexity: Moderate
Ahead: An Example System: Wading Through the Jargon
Subject: Chapter 1
Title: Introduction



3. The statement, “The cost of capital equipment to build semiconductors will double every four years,” is
known as _________.
Ans: Rock’s Law
Complexity: Easy
Ahead: Historical Development
Subject: Chapter 1
Title: Introduction



4. A kilobyte represents what power of two?
Ans: 10
Alternate Ans: Ten
Complexity: Easy
Ahead: An Example System: Wading Through the Jargon
Subject: Chapter 1
Title: Introduction



5. Computers designed using the _______ architecture have two buses: one for data and one for
instructions.
Ans: Harvard
Complexity: Moderate
Ahead: Non–von Neumann Models
Subject: Chapter 1
Title: Introduction



6. At the most basic level, a computer is a device consisting of three pieces: a processor, an I/O
mechanism, and a(n) ____________.
Ans: memory



Copyright © 2024 by Jones & Bartlett Learning, LLC, an Ascend Learning Company

,Essentials of Computer Organization and Architecture, Sixth Edition
Chapter Quiz
Linda Null
Complexity: Easy
Ahead: Overview
Subject: Chapter 1
Title: Introduction



7. There are ____________ nanoseconds in a millisecond.
Ans: 1,000,000
Complexity: Moderate
Ahead: An Example System: Wading Through the Jargon
Subject: Chapter 1
Title: Introduction




Copyright © 2024 by Jones & Bartlett Learning, LLC, an Ascend Learning Company

,Essentials of Computer Organization and Architecture, Sixth Edition
Chapter Quiz
Linda Null

Import Settings:
Base Settings: Brownstone Default
Information Field: Complexity
Information Field: Ahead
Information Field: Subject
Information Field: Title
Highest Answer Letter: D
Multiple Keywords in Same Paragraph: No
NAS ISBN13: 9781284261189, add to Ahead, Title tags



Chapter: Chapter 02 - Quiz



Multiple Choice



1. If the most significant bit of a signed binary number is 1, that number is:
A) positive.
B) in hexadecimal format.
C) negative.
D) incorrect.
Ans: C
Complexity: Easy
Ahead: Signed Integer Representation
Subject: Chapter 2
Title: Data Representation in Computer Systems



True/False



1. True or False? Signed magnitude and two’s complement both have two representations for zero.
Ans: False
Complexity: Moderate
Ahead: Signed Integer Representation
Subject: Chapter 2
Title: Data Representation in Computer Systems



2. True or False? The general idea of Booth’s algorithm is to increase the speed of addition when there
are consecutive zeroes or ones in the multiplier.
Ans: False
Complexity: Easy
Ahead: Signed Integer Representation
Subject: Chapter 2
Title: Data Representation in Computer Systems



Copyright © 2024 by Jones & Bartlett Learning, LLC, an Ascend Learning Company

,Essentials of Computer Organization and Architecture, Sixth Edition
Chapter Quiz
Linda Null


3. True or False? Excess-M notation uses unsigned integers to express negative integers.
Ans: True
Complexity: Moderate
Ahead: Signed Integer Representation
Subject: Chapter 2
Title: Data Representation in Computer Systems



4. True or False? A biased floating-point exponent uses some manner of excess-M representation.
Ans: True
Complexity: Easy
Ahead: Floating-Point Representation
Subject: Chapter 2
Title: Data Representation in Computer Systems



5. True or False? The range of decimal values that can be expressed in 7 bits using binary two’s
complement is −32 to 31.
Ans: False
Complexity: Moderate
Ahead: Signed Integer Representation
Subject: Chapter 2
Title: Data Representation in Computer Systems



6. True or False? The largest positive unsigned decimal number that can be expressed in 6 bits is 63.
Ans: True
Complexity: Moderate
Ahead: Signed Integer Representation
Subject: Chapter 2
Title: Data Representation in Computer Systems



7. True or False? Overflow is indicated when the carry in to the high-order bit is not equal to the carry out.
Ans: True
Complexity: Moderate
Ahead: Signed Integer Representation
Subject: Chapter 2
Title: Data Representation in Computer Systems



Short Answer



1. 122 (base 10) = ____________ (base 2)
Ans: 1111010
Complexity: Easy
Ahead: Converting Between Bases

Copyright © 2024 by Jones & Bartlett Learning, LLC, an Ascend Learning Company

,Essentials of Computer Organization and Architecture, Sixth Edition
Chapter Quiz
Linda Null

Subject: Chapter 2
Title: Data Representation in Computer Systems



2. Convert −52 (base 10) to binary 8-bit one’s complement.
Ans: 11001011
Complexity: Moderate
Ahead: Signed Integer Representation
Subject: Chapter 2
Title: Data Representation in Computer Systems



3. 424 (base 8) = ____________ (base 10)
Ans: 276
Complexity: Moderate
Ahead: Converting Between Bases
Subject: Chapter 2
Title: Data Representation in Computer Systems



4. 138 (base 10) = ____________ (base 5)
Ans: 1023
Complexity: Moderate
Ahead: Converting Between Bases
Subject: Chapter 2
Title: Data Representation in Computer Systems



5. 379 (base 10) = ____________ (base 7)
Ans: 1051
Complexity: Moderate
Ahead: Converting Between Bases
Subject: Chapter 2
Title: Data Representation in Computer Systems



6. 1031 (base 5) = ____________ (base 10)
Ans: 141
Complexity: Moderate
Ahead: Converting Between Bases
Subject: Chapter 2
Title: Data Representation in Computer Systems



7. 67 (base 10) = ____________ (base 3)
Ans: 2111
Complexity: Moderate
Ahead: Converting Between Bases
Subject: Chapter 2

Copyright © 2024 by Jones & Bartlett Learning, LLC, an Ascend Learning Company

, Essentials of Computer Organization and Architecture, Sixth Edition
Chapter Quiz
Linda Null

Title: Data Representation in Computer Systems



8. 664 (base 9) = ____________ (base 10)
Ans: 544
Complexity: Moderate
Ahead: Converting Between Bases
Subject: Chapter 2
Title: Data Representation in Computer Systems



9. 355 (base 10) = ____________ (base 7)
Ans: 1015
Complexity: Moderate
Ahead: Converting Between Bases
Subject: Chapter 2
Title: Data Representation in Computer Systems



10. The binary string 01000110001000 is a floating-point number expressed using the 14-bit simple
model given in your text. (There are no implied bits.) What is its decimal equivalent?
Ans: 2.125
Complexity: Difficult
Ahead: Floating-Point Representation
Subject: Chapter 2
Title: Data Representation in Computer Systems




Copyright © 2024 by Jones & Bartlett Learning, LLC, an Ascend Learning Company

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11 de julio de 2026
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