The bigger the sample rate

The bigger the file size and the quality will be increased

Open Source software can be described as....

Software that is usually free and code can be changed

The file size of an image

(Number of pixels) X (bits per pixel) + 10%

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OCR Computing Revision 2

45 termsStudBud Administration443 plays

Another #OCR #GCSE #Computing quiz covering a wide range of topics including #representing #data, #databases, #hardware, #software

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Questions 45

Answers

1
12
111
C
A
F
2
Correct Spelling
Validashon
Validaton
Validation
Vallidation
3
Machine code is....
A high-level language
A base 4 number system
Intermediate code
A low-level language
4
Pancakes
Lemon & Sugar
Nutella
5
File type for an image
DOC
JPEG
MP3
WAV
6
Non Volatile
ROM
RAM
DNS
DBMS
7
A drawback of a STAR network....
Lots of cables
If one computer goes down all the computers go down
The main cable could get damaged bringing down the network
Data flows through every computer
8
An example of an output device...
printer
touchpad
headphones
projector
9
Find the largest
2MB
25KB
2000 Nibbles
1GB
10
Used to look up IP addresses
DNIP
DBMS
DNS
DBS
11
Suitable file type for sound
WAV
MOV
MP3
BMP
12
FF in binary
11111111
11111110
111111
1111111
13
F + 5 = ?
10101
10111
10110
10100
14
Fastest Clock Speed
2.4MHz
2.4KHz
3GHz
5MHz
15
Which of the following is not an 'Input Device'?
Mouse
Graphics Tablet
Headphones
Foot Mouse
16
Not optical storage
DVD RW
CD ROM
CTRL
DVD
17
An IF statement is an example of....
Looping
Sequence
Selection
Iteration
18
Utilities Software Example
Word Processor
A Browser Plugin
Operating System
Drawing Package
19
Used for representing instructions
Hexadecimal
Opcode + Operand
Logic Binary
Object C#
20
Batman or Superman
Batman
Superman
21
A webpage is created using....
HTLM
HTML
HTTP
HTTPS
22
Which of the following is NOT a register?
ALU
MDR
MAR
PC
23
Suitable data type for 'John Smith'
Integer
Real
Char
String
24
7
0110
1101
0111
1100
25
more than 2 instructions at a time
Males
Dual Core CPU
Quad Core CPU
Single Core CPU
26
The bigger the sample rate
The smaller the file size
The bigger the file size and the quality will be increased
The bigger the file size but the quality is poor
The file size is increased but the quality is lowered
27
A row in a database table is a....
Field Name
Primary Key
Record
Field
28
A base 16 number system
Hexaadecimel
Hexadecimmal
Hexadecimal
Hecksadecimal
29
Football or Rugby
Rugby
Football
30
Is it coming home?
Yes
Yes
Yes
No
31
Mario or Sonic
Mario
Sonic
32
11110001
242
239
241
240
33
Uses 8 bits to represent characters in a computer system
EDBIC
Extended ASCII
UNICODE
ASCII
34
Correct data type for '56.8'
Boolean
Real
String
Integer
35
Is Robert getting lost on DofE this weekend?
No
Yes
Probably
Absolutely
36
Open Source software can be described as....
Software that you buy but the code must not be edited
Software that is usually free but the code is not available
All software that you can download
Software that is usually free and code can be changed
37
URL stands for...
Uniform Reason Locator
Unified Resource Locator
Uniformed Resource Locater
Uniform Resource Locator
38
The file size of an image
(PPI) X (bits per pixel) + 10%
(Number of colours) X (bits per pixel) + 10%
(Number of pixels) X (bits per pixel) + 10%
(Number of pixels) X (bits per pixel) + 20%
39
Validation rules in a database
Computer Check
Range Check
Age Check
Length Check
40
A storage type used for portable devices
Solid State
Optical
Magnetic
Portastate
41
A rectangle in a flowchart represents a
decision
process
start/stop
input/output
42
Not a file type
PDF
AVI
EXE
DSA
43
Not a topology
STAR
RING
BUSS
BUS
44
All of the information about one thing
Record Store
Entity
Record
Entitty
45
Metadata is ...
Data about data
Data that is needed to run a computer

OCR Computing Revision 2 Flashcards | StudBud