stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
OCR J277 Computer Science Paper 1 Computer Systems Flashcards | StudBud
Explore
/
OCR J277 Computer Science Paper 1 Computer Systems
OCR J277 Computer Science Paper 1 Computer Systems
60 terms
·
StudBud Administration
·
116 plays
OCR J277 Paper 1 Computer Systems #Computer Science #Paper 1
Flashcards
60 cards
F
Practice quiz
P
Host live
L
Questions
60
Answers
1
What is a register?
A Store of data in the CPU with multiple levels.
Stores active parts of programs.
A small storage of data.
A store of data, in the CPU holding a number or instruction.
2
What does the BIOS allow you to do?
Change the data and time.
Change fan speeds for the fans connected to the Motherboard
Choose the Boots Device, storing the OS.
Overclock your CPU.
3
What is the purpose of the ALU?
To perform Arithmetic and logic operations (AND OR NOT).
Control of the CPU and the Fetch decode execute cycle.
4
What is the purpose of ROM
To never forget.
To store Boot Up information.
To store active parts of programs.
To hold the BIOS.
5
Which type of Storage is Non-Volatile?
Primary Storage
Secondary Storage
6
Which Law; Protects against harmful network attacks?
Freedom of Information Act
Computer Misuse Act
Copyright Designs and Patterns Act
Data Protection Act.
7
Which of the following describes P2P?
Contains a client and a server. One requests and one serves.
Each computer stores and serves data.
8
What does a DNS Server do?
Allows networks to access the internet
Resolves domain names to IP addresses
Resolves domain names to MAC addresses
Allows users to connect directly to a websites server
9
Which network topology is the most common in small businesses?
Bus
Mesh
Star
Ring
10
What aspect of performance can Secondary storage have an affect on?
Load speeds of websites.
OS load speeds.
Storage of more installed programs and data.
Transfer speeds to network drives.
11
Which network topology is the internet?
Bus
Mesh
Star
Ring
12
Which of the following has an incorrect performance factor of Secondary Storage?
Price, Capacity, Portability
Portability, Read/Write speed, Bootability
Capacity, Portability, Durability
Reliability, Durability, Mobility
13
Which Law; Protects the data of people who have information stored about them on a computer?
Copyright Designs and Patterns Act
Data Protection Act.
Computer Misuse Act
Freedom of Information Act
14
Which type of attack requires an attacker to forcefully guess a users password?
Data Interception.
DDOS.
Brute Force Attack.
Social Engineering.
15
Which of the following, holds the memory address that is about to be used by the CPU?
MDR
Accumulator
Program Counter
MAR
16
Which Law; Makes it illegal to share any copyrighted files without the holders permission?
Data Protection Act.
Freedom of Information Act
Computer Misuse Act
Copyright Designs and Patterns Act
17
What is an advantage of wireless networking?
Requires specialist equipment.
Easier to add devices to the network.
Is not affected by objects in the way of the signals.
Cheaper to set up.
18
Which security method, monitors a network to find the cause and perpetrator of an attack?
User Access levels
Firewalls
Penetration Testing
Network forensics
19
How can business's protect their data from threats?
All of the above
Strong user passwords
Screen Protectors
Hierarchy of Users
20
Which Law; Allows members of the public to access information held by public organisations?
Copyright Designs and Patterns Act
Data Protection Act.
Computer Misuse Act
Freedom of Information Act
21
Which layer; Is the physical connection on the network, signals are sent here?
Layer 3 - Transport Layer
Layer 2 - Network Layer
Layer 1 - Data Link Layer
Layer 4 - Application Layer
22
What is the purpose of the cloud?
To provide 24/7 access to data and services.
To store data.
To allow streaming.
To provide services.
23
Which of the following is not a feature of an Operating System?
File mangement
Anti Virus software
User interface
Manages Peripherals
24
Which of the following are not Internet Services?
File Sharing.
Applications
Streaming audio and Video.
Emailing.
25
What piece of software is installed on a computer to prevent incoming malware?
Disk Clean-up
Firewall
Anti-Virus
Anti-Malware
26
What is the definition of a network?
Communicating devices
Two or more computers connected together to allow sharing.
Connected devices
One or more computers connected together.
27
What is an advantage of using embedded systems?
They are cheaper to buy.
They are usually smaller than multi purpose computers.
They are usually less powerful.
They can be put inside things.
28
Which of the following attacks involves bots, who provide extreme traffic to a network?
Social Engineering.
Data Interception.
Brute Force Attack.
DDOS.
29
Which of the following are the main CPU performance factors?
Function Speed, Cores, Cache Levels
Clock Speed, Cores, Cache Levels
Clock Speed, Cores, Cache Size
Function Speed, Cones, Cache Size
30
What is a Stakeholder?
Someone who designs technology
Someone who is affected by a decision
Someone who is involved in a decision
Someone who isn't affected by a decision
31
Which is the correct order for units of storage, Smallest to largest?
Byte, MB, KB, GB, TB
Byte, MB, KB, GB, YB
Byte, KB, LB, GB, YB
Byte, KB, MB, GB, TB
32
Which of the following describes Open-Source Software?
Users cannot edit the programs source-code.
The creator provides all updates.
Allows a user to edit a program to fit their need.
Has a large community who fixes software.
33
What unit of storage would be the best to use to represent a HD film on a on a computer?
KB
TB
GB
MB
34
Which type of backup is used to, backup new and edited files?
Incremental Backup
Full Backup
35
What is the purpose of the CU?
To perform Arithmetic and logic operations (AND OR NOT).
Control of the CPU and the Fetch decode execute cycle.
36
What piece of software is installed on a computer to remove harmful malware?
Firewall
Disk Clean-up
Anti-Virus
Anti-Malware
37
Why do packets have a header?
To carry the data, Payload.
To know the source and destination for the packet.
To check the packet with a check sum.
38
Which of the following is not a Server?
Application Server
Print Server
NAS
Game Server
39
Which layer; Splits data into packets and checks that they are sent/delivered correctly?
Layer 2 - Network Layer
Layer 3 - Transport Layer
Layer 4 - Application Layer
Layer 1 - Data Link Layer
40
Which of the following is a collection of protocols?
HTTP
SMTP
FTP
TCP/IP
41
What device is this ?
Solid State Drive
Mother Board
Hard Drive
Random Access Memory
42
What is an embedded system?
A device within a device.
A small computer.
A device that has multiple purposes.
A device that has one dedicated purpose.
43
What category does E-Waste fall under?
Environmental Issues
Ethical Issues
Legal Issues
Cultural Issues
44
Which of the following is the correct CPU data requesting order?
Registers, Cache, RAM, SSD/HDD
Registers, Cache, SSD/HDD, RAM
Cache, Registers, SSD/HDD, RAM
Cache, Registers, RAM, SSD/HDD
45
Which of the following is; a Computers Physical location on a network, described by numbers?
MAC Address
IP address
46
Which type of storage device has the fastest transfer speeds?
Hard Disk Drive
CD-RW
USB Drive
Solid State Drive
47
What Topology is shown in the Image?
Ring
Star
Mesh
Bus
48
Which of the following is not utility software?
Driver software
Data Backup software
Defragmentation software
Encryption software
49
Which type of network security involves hacking a network to expose its flaws?
Penetration Testing
Firewalls
Network forensics
User Access levels
50
What is a WAN?
A network over one site or small geographical area.
A network over multiples sites or large geographical area.
51
Which of the following contains all the sections of the CPU?
Arithmetic Logic Unit, Immediate Access Store, Command Unit
Arithmetic Logic Unit, Instant Access Store, Control Unit
Arithmetic Logic Unit, Immediate Access Store, Control Unit
Arithmetic Link Unit, Immediate Access Store, Control Unit
52
Which of the following is an advantage of a Mesh network?
Easy to manage
Redundant parts in case of failures
Easier to extend the network
Cheap to set-up
53
How many sections is the CPU split up into?
1
3
4
2
54
What is the job of defragmentation software?
To move files in the system
To fix broken programs
To remove unwanted files
Rearranging fragments of a program into fewer fragments
55
Which of the following do Operating systems not do?
CPU Management
Internet Connectivity
Drivers - Control Inputs/Outputs
Memory Mangement
56
Which of the following, holds the memory address of the instruction for the current cycle?
MAR
MDR
Program Counter
Accumulator
57
Which of the levels of Cache has the highest storage?
Level 3
Level 2
Level 1
58
What is utility software?
Is software that fixes and runs computers
Is software that configures and maintain a computer
Is software that manages a computer
Is software that protects a computer
59
What is the name of the process where secondary storage is used to extend primary storage?
Volatile Memory
Vivid Memory
Vital Memory
Virtual Memory
60
Which of these describes a partial mesh network?
Cheaper as not as many connections required.
All nodes are connected to every other node.
Very fault tolerant as there are many redundancies.
Some nodes have multiple connections, all have at least one.
