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WorksheetsICT, (21-40)
Total questions: 22
Worksheet time: 2hrs 50mins
Very slow types of memory
tape backup, hard drives
RAM, ROM, processor registers
Processor registers, cache
Flash, USB memory, RAM, cache
Primary memory includes
Tape backup, hard drives
RAM, ROM
processor registers, cache, flash memory
flash, USB memory, RAM, cache
This type of memory is temporary and volatile
ROM
Flash memory
tape backup
RAM
This type of memory is usually nonvolatile
RAM
ROM
Processor registers
Cache, RAM
It provides permanent storage for data and instructions that do not change, like programs and data from the computer manufacturer.
ROM
RAM
Processor registers
Cache, RAM
In a PC, the ROM contains a specialized program that controls loading the computer’s operating system from the hard disk drive into RAM whenever the computer is turned on.
Programming software
BIOS
utilities
system software
MS Word
The function of this memory is to speed-up the main memory data access (performance increasing)
RAM
ROM
Cache memory
Tape backup
Flash memory
Programs and data that are not currently being used in main storage can be saved on
Primary storage
RAM, ROM
RAM
ROM
Secondary storage
This storage is non-volatile and has greater capacity
Secondary storage
ROM
Primary storage
RAM
Secondary storage devices include
ROM
RAM and ROM
Processor registers
internal and external hard drives, CDs, DVDs, flash memory, USB flash drives
RAM
It is a solid state drive technology that stores data like a typical hard drive found in most PCs, but uses no moving parts
Device drivers
Flash drive
External hard drive
Cache
It is a very small, very portable storage device which can be plugged into a computer system via a USB port and used immediately
Flash drive
Tape backup
Cache
External and internal hard drives
Computer systems divide software system into three major classes
External software, programming software, internal software
System software, programming software, operating system software
System software, external software, application software
User software, programming software, application software
System software, programming software, application software
it includes operating system and utilities
Internal software
Application software
System software
Programming software
The primary purpose of programming software is
To help the computer carry out its basic operating functions
To create programs using programming language
To help people carry out tasks using a computer
To create documents
It includes educational software and computer games
System software
Programming software
Application software
External software
The primary purpose of application software is
To create programs
To help the computer carry out its basic operating functions
To compile programs
To control and customize your computer equipment and work environment
To help people carry out tasks using a computer
The primary purpose of system software is
To create programs
To help people carry out its basic operating functions
To create documents
To help people carry out tasks using a computer
An operating system expects to deal with one set of input devices – those that can be controlled by one person at a time.
Input user
One user
Single user
Person user
An operating system is designed to deal with input, output, and processing requests from many users.
Input user
Single user
Person user
Multi user
In a PC, the ROM contains a specialized program that controls loading the computer’s operating system from the hard disk drive into RAM whenever the computer is turned on.
Programming software
BIOS
utilities
system software
MS Word
it includes operating system and utilities
Internal software
Application software
System software
Programming software
