The program counter register does what inside the CPU?

Keeps track of the next instruction location in RAM

The accumulator register does what inside the CPU?

Stores the current calculation or input

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Edexcel GCSE Computer Science - How Computers Work minitest

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Questions to test student's knowledge of Block 4 in the Edexcel Scheme of Work (Computers and Assembly Language).

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Questions 18

Answers

1
The program counter register does what inside the CPU?
Keeps track of the next instruction location in RAM
Stores the current calculation or input
Performs calculations
Stores the current instruction being executed
2
The clock speed of a modern computer is measured in...
GB
volts
GHz
Hz
3
A core can be described as...
RAM
A pre-processing unit
A graphic processing unit (GPU)
A small CPU
4
The accumulator register does what inside the CPU?
Stores the current calculation or input
Keeps track of the next instruction location in RAM
Performs calculations
Stores the current instruction being executed
5
Which of the following does not contain a digital computer?
Toaster
Washing Machine
Smart TV
Games Console
6
Which of the following is NOT a hardware device?
Windows
Keyboard
Plotter
Monitor
7
Which of the following is NOT a function of the operating system?
Controlling Power Levels
Input/Output Management
Resource Allocation
File Management
8
Name the device used to remove heat from the CPU
Heat fan
Heat riser
Heat fly
Heat sink
9
Again, which of the following is NOT a function of the operating system?
Process Management
Temperature Control
Network Management
User Management
10
A BluRay rewriter is an example of which type of storage device?
Physical
Optical
Magnetic
Solid State
11
A hard drive is an example of what type of storage device?
Physical
Optical
Solid State
Magentic
12
A USB memory stick is an example of what type of storage device?
Solid State
Optical
Magnetic
Physical
13
What feature in an operating system allows several applications to run at one time?
Multislicing
Mass Storage
Masstasking
Multitasking
14
Random Access Memory is NOT...
volatile
non volatile
reliable
fault free
15
A text based operating system might be called a...
touch based interface
command line interface
menu based interface
graphical user interface
16
The ALU does what inside the CPU?
Stores the current calculation or input
Stores the current instruction being executed
Performs calculations
Keeps track of the next instruction location in RAM
17
A Central Processing Unit (CPU) is made up of millions of...
capacitors
Internets
resistors
transistors
18
Which of the following is NOT a piece of software?
OS X
Scanner
Android
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Edexcel GCSE Computer Science - How Computers Work minitest Flashcards | StudBud