WorksheetsTOPIC 2 computer organization
Total questions: 55
Worksheet time: 22mins
In a digital camera, the input process would be...
pressing the 'shutter' button
the screen
the flash
the cable
In a digital camera the output is...
the button.
the filters.
the digital image on the screen.
the on/off switch
The hardware component that can perform basic arithmetic, logical operations, and input/output operations is called the...
CPU
CU
ALU
Registers
The part of the computer that processes data from the input devices into useful information is called the ...
CPU
CU
ALU
registers
..... is/are responsible for the operation of CPU
The CU
The ALU
The registers
.... controls the retrieval of instructions from the primary memory as well as their sequence.
The
CU
The
ALU
The
MDR
Cache
memory
... performs all the basic arithmetic AND logical operaations AND input/output operations
CPU
CU
ALU
RAM
.... is responsible for providing the ALU with the DATA that needs to be processed as well as the INSTRUCTIONS of how the data should be processed.
CU
ALU
RAM
ROM
1 byte = ....
2⁸ bits
8 bits
64 bits
1 kilobyte is exactly...
1000 bits
1028 bits
1024 bits
2⁶ bits
Place these order from LOWEST to HIGHEST:
1 KB
1 MB
1 GB
1 TB
1 PB
Primary Memory contains TWO types of memory:
RAM & CACHE
ROM & CACHE
SRAM & CACHE
RAM & ROM
... stores each program INSTRUCTION as it is being executed
RAM
The
CU
The
ALU
... stores any DATA that is needed for executing the program
RAM
The
CU
The
ALU
... stores permanent instructions and data that cannot be changed
RAM
ROM
cache
CU
... is used to boot and operate a computer.
RAM
ROM
Cache
The operating system
.... holds the memory address of the data to be used by the ALU.
The
CU
The
ALU
The
MAR
The
MDR
.... connects the MAR with primary memory.
The memory (address) bus
The data bus
Cache
RAM
The only storage that is directly accessible the by CPU is ...
primary memory.
cache.
a hard disk drive.
SRAM.
BEST ANSWER> At any point in time, the primary memory may hold current .....
data
instructions
data and instructions
Data and instructions are stored in primary memory as ................ code
hexadecimal
decimal
ASCII
binary
Which memory types are VOLATILE (contents LOST when power off)?
RAM
ROM
DRAM
hard disk drive
Which ones store instructions and data that CANNOT be overwritten?
RAM
ROM
DRAM
cache
which is faster?
SRAM
DRAM
Which is more expensive?
SRAM
DRAM
SRAM between RAM and CPU is called...
DRAM
cache
hard disk drive
thumb drive
Which is slower?
main memory
cache
... holds the information from the RAM that is most actively used AND accessed most frequenty.
cache
ROM
DRAM
When a processor needs to read from the main memory,
it first checks if a copy of the data exists in the .....
RAM.
ROM.
cache.
Cache can ...... processes!
slow down
speed up
eject
Again, which is faster?
cache
RAM
Which is nearer to the CPU?
cache
RAM
Which is more expensive?
RAM
cache
Which is separated into :
part is on the micropcessor and part is between primary memory and microprocessor
?
RAM
cache
Place these stages in order:
fetch
decode
execute
store
When a computer starts-up RAM is ...
empty.
full.
half full.
half empty.
When you turn on a computer, the OS needs to be copied into ...
RAM.
ROM.
the CPU.
When your computer is turned off, your OS is still stored....
in RAM.
in ROM.
on your hard disk drive.
in cache.
Which ones are considered "secondary memory"?
hard disk drive
USB flash drive
floppy disk
magnetic tape
Which memory is SMALLER on most computers?
primary memory
secondary memory
Which memory is VOLATILE (lost when power off)?
primary memory
secondary memory
Which memory is MORE EXPENSIVE?
primary memory
secondary memory
Which memory is DIRECTLY ACCESSED by the CPU?
primary memory
secondary memory
A set of software that controls the computer's hardware resources is called a/an...
RAM
ALU
operating system
A set of software that provides services for computer programs is called a/an....
operating system
ROM program
RAM program
A set of software programs that acts as an intermediary between software and hardware is called a/an
operating system
RAM program
ROM program
Order the following computer interactions, starting with the User
User
Application
Operating System
Hardware
All the hardware components of a computer that are outside the CPU are called ...
ROM chips.
operating systems.
storage devices.
peripherals.
What software is responsible for communicating directly with the hardware?
the OS
the CU
the ALU
the cache
What software is responsible providing an interface between hardware and apps?
The OS
The Interfacer
The HWI
This software is responsible for all the memory that is available and manages it.
The OS
The RAM app
The ROM app
The MM'er
How many actions can a standard CPU perform at one time?
1
64
2¹⁰
1 billion
This operating system function refers to applications sharing CPU time: ...
multitasking
sharing is caring
ONE WORD TERM > This type of software is used for composing, editing, formatting, printing a doc.
wordprocessor
spreadsheet
database
browser
ONE WORD S/W> this software is used for oganization and anlysis of data in cells that are in rows and columns:
wordprocessor
spreadsheet
database
browser
