WorksheetsIB CS - Topic 2
Total questions: 20
Worksheet time: 5mins
CPU stands for...
Central Purifying Unit
Central Production Unit
Central Processing Unit
Crucial Processing Unit
ALU stands for....
Analysis and Logic Unit
Arithmetic Logic Unit
Arithmetic Language Unit
Analyzing and language Unit
CU stands for
Cumulative Understanding
Central Unit
Control Understanding
Control Unit
Registers are...
Small temporary storage spaces inside drivers
Permanent computer storage
Small temporary storage spaces inside the CPU
Peripheral devices connected to the computer to allow storage
The CPU ...
performs all types of data processing operations
is the link between user and computer hardware
contains circuitry necessary to interpret and execute program instructions.
stores data, intermediate results, and instructions
Which of the following is NOT a type of register?
MAR
Program Counter
MDR
MADR
The CU
Loading and decoding new commandsDirects data flow and operation of ALU
is also known as the Dual core
Part of CPU that does arithmetic and logical functions
Holds memory address of next instruction
MAR
Connected to data busHolds data that will be written to or read from RAM
Connected to address bus
Contains memory address
Contains RAM address of instruction CPU wants next
Set of wires that connect two components
RAM
Volatile
Non-volatile
Contains data and instructions computer has loaded since starting up
Stores BIOS
Byte
Smallest unit of data
Digits 0 and 1 used to store data
Group of 8 bits
Numbering system with 10 symbols
Hexadecimal
Numbering system with 10 symbols 0123456789
16 symbols0123456789ABCDEF
Digits 0 and 1 used to store data
Group of 8 bits
The 4 steps of the machine cycle are...(in order with commas in between)
(a)
Directly accessible by CPU, holds both data and instructions that are running on computer system.
CPU
Primary Memory
Secondary Memory
Cache memory
Ensuring that one application does not interfere with memory used by other applications so that the latter does not stop functioning or have its data overwritten.
Networking
Peripheral Communication
Resource Management
Memory management
Efficient allocation of resources so that application can run as effectively as possible on computer
Resource Management
Peripheral communication
Memory Management
Networking
Managing connections to and interactions with networks of other computer systems to allow sharing of resources
Peripheral Management
Memory Managment
Networking
Resource Management
Installed by manufacturer, aims to complete tasks.
Hardware Application
Log File
Disc Access
Software Application
User can edit digital images with tools such as moving, cropping, scaling, and erasing. Example: Photoshop
Computer Aided Design (CAD)
Graphic processing software
Graphical User Interface (GUI)
Command line interface (CLI)
Commonly used by engineers and designers, allows creation and modification of a design, which can be viewed from any angle and can convey information on materials and dimensions. Example: Fusion 360
Computer Aided Design (CAD)
Graphic processing software
Graphical User Interface (GUI)
Command line interface (CLI)
Character-encoding scheme based on English alphabet. Such characters have values from 0-127, inclusive
String
ASCII
Unicode
Hexadecimal Representation
