Does a "power on" system check and loads the operating system into RAM.

Computer information is reduced to bits, which are

Binary digits: 0 and 1 , direct current low voltage and high voltage.

Can be created in high-level coding languages such as JAVA.

A peripheral and an input device.

Central processing unit - for logic, calculations, and running programs.

The operating system and application programs

Are in RAM when they are active.

The first desktop personal computers became available in

The 1970's using integrated circuits.

The binary value 1011 converts to

11 in the base 10(denary) system

An operating system, used to run programs and to manage files.

Basic Input Output System - a kind of ROM

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Computer hardware, software and OS basics

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Year 10 DCT end of year revision questions

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Answers

1
A computer's BIOS
Is used to process graphical images to a high standard.
Does a "power on" system check and loads the operating system into RAM.
Is part of the RAM memory and is used for mathematical calculations.
Is no longer used in modern systems.
2
Computer information is reduced to bits, which are
Binary digits: 0 and 1 , alternating current low voltage and high voltage.
Binary digits: 0 and 1 , direct current low voltage and high voltage.
Bits of information - piped via the interweb.
https:// an encrypted transfer protocol.
3
Application programs
Are only created for Windows or Mac OS systems.
Are first created in machine code and then compiled to human language.
Are always part of the operating system or PCI bus.
Can be created in high-level coding languages such as JAVA.
4
A computer mouse is
Software and an input device.
A peripheral and an input device.
Hardware and a tactile output device.
Hardware and an output device
5
9 converted to binary is
1 1 0 0
1 0 0 1
1 1 1 1
1 1 0 1
6
RAM is computer main memory that is
Fast and volatile
Slow and volatile
Fast and semipermanent
Slow and permanent
7
A computer's CPU is
Calculating processing unit - for accurate mathematical calculations.
Central perpherial unit - a bus connecting devices to the brain.
Graphical processing unit - for rendering high quality graphics.
Central processing unit - for logic, calculations, and running programs.
8
The operating system and application programs
Are on disk storage when they are active.
Are in RAM when they are active.
Are in ROM when they are active.
Cannot both be in RAM together.
9
The first desktop personal computers became available in
The 1950's in banking systems.
The 1940's after WW2.
The 1990's when Tim Berners-Lee developed the WWW.
The 1970's using integrated circuits.
10
The binary value 1011 converts to
QF in the base 16 (hexadecimal) system
3 in the base 10 (denary) system
11 in the base 10(denary) system
21 in the base 10 (denary) system
11
A computer OS is...
An overbyte system, for memory management.
An operational speed, controlling the clock speed
An operating system, used to run programs and to manage files.
An operating system, used to create graphics, and input sound.
12
A computer's BIOS is
Basic Interpreted Operating System - used in Windows
Basic Input Output System - a kind of RAM
Basic Interpreted Operating System - a kind of storage
Basic Input Output System - a kind of ROM

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