NEW
Font size
WorksheetsComputer Organization and Architecture Quiz
Total questions: 30
Worksheet time: 21mins
Computer organization primarily focuses on the:
Logical design of a system
Physical components and how they interact
Instruction set visible to programmers
Ways software is developed
Computer architecture mainly deals with:
Memory addressing and logic design
Physical wiring of peripherals
Number of registers a CPU has
Internal circuit connections
Which of the following is visible to the programmer?
Control signals
Instruction Set Architecture (ISA)
Register wiring
Bus width
“The art of designing a machine that will be a pleasure to work with.” refers to:
Baer’s definition
Hayes’ definition
Foster’s definition
Hennessy & Patterson’s definition
Which of the following is NOT an attribute of computer architecture?
Addressing techniques
Data representation
Control signals
I/O mechanisms
Which definition best describes computer organization?
Operation of hardware components
Design of system specification
Structure visible to software
Instruction cycles
The number of CPU registers refers to a concept in:
Architecture
Organization
Software engineering
Algorithms
Software-to-hardware interaction is part of:
Computer architecture
Computer organization
Control signals
Von Neumann cycle
Which describes hardware interfaces?
They are used only by the CPU
They connect buses and I/O devices
They set memory addressing formats
They provide programmer-level abstraction
Software interfaces include:
ALU operations
Register interconnections
OS communicating with hardware
Physical circuit designs
Which is NOT part of the Von Neumann model?
Memory unit
Control unit
System bus
ALU
The control unit:
Stores data permanently
Performs arithmetic operations
Coordinates all hardware activities
Translates instructions
The system bus consists of:
Data, address, control
CPU, ALU, CU
RAM, ROM, Registers
Input, output, storage
The data bus is responsible for:
Choosing memory addresses
Sending control signals
Carrying actual data
Setting clock speeds
The address bus:
Carries data
Determines where data should go
Sends timing signals
Supplies power
Which bus is bi-directional?
Control bus
Power bus
Data bus
Address bus
Which component ensures correct timing of instructions?
ALU
Memory unit
Control bus
Control unit
The Northbridge connects CPU to:
Slow I/O devices
BIOS
High-speed channels (RAM, PCIe)
Storage devices only
Which replaced vacuum tubes?
Flip-flops
Transistors
Capacitors
Microcontrollers
ASCII uses how many bits?
4
6
7
8
Which coding system is used mostly by IBM mainframes?
ASCII
Unicode
EBCDIC
BCD
BCD uses how many bits per digit?
2
3
4
8
Which level of integration holds 10,000+ gates?
SSI
MSI
LSI
VLSI
In hexadecimal, the digit A represents:
8
9
10
11
Base of the binary system:
4
8
10
2
What is 1011₂ in decimal?
9
10
11
13
Convert 74₁₀ to binary (from the module example).
01001010
10001011
1001010
111010
4A₁₆ in decimal:
64
74
84
94
Grouping binary digits in sets of 3 is used when converting to:
Hex
Octal
Decimal
BCD
Convert 112₈ to decimal.
64
72
74
76
