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WorksheetsGCSE Computing, Paper 1, the big quiz.
Total questions: 202
Worksheet time: 2hrs 47mins
RAM is Fast temporary memory
The "Random" in "Random Access Memory" means that..
Data and instructions can be stored anywhere in RAM
Data and instructions need to be stored in RAM in a specific sequence..
When data is read from RAM, it is read in a random order
Instructions are carried out in a random order
Which of the following terms describes what happens when virtual memory is used excessively?
Colliding
Crashing
Thrashing
Overclocking
Secondary storage is (click two):
Permanent
Temporary
Storage of data
Storage of information
Which is NOT a consideration when buying a storage device?
Resolution
Capacity
Durability
Access speed
A HDD is an example of...
Magnetic storage
Solid state storage
Optical storage
A flash drive is an example of...
Magnetic storage
Solid state storage
Optical storage
A DVD is an example of...
Magnetic storage
Solid state storage
Optical storage
Sensible storage device in a tablet computer?
Magnetic storage
Solid state storage
Optical storage
Sensible storage device in a server?
Magnetic storage
Solid state storage
Optical storage
A 2GHz Processor can process:
2,000,000 instructions per second
2,000,000,000 instructions per second
20,000,000 instructions per second
200,000 instructions per second
Which of these clock speeds is the fastest:
10 Mhz
1 Mhz
1 Ghz
100 Mhz
A PC uses cache memory to help improve performance. Which of the following statements about cache memory is true?
Level 3 cache is closest to the CPU
Cache is part of main memory
Level 1 cache is closest to the CPU
Cache memory is cheaper than "normal" memory
The diagram shown here represents cores/channels in a CPU. Which of the following sentences is correct?
There are 4 Cores and 6 Channels in this CPU
There are 6 Cores and 4 Channels in this CPU
You could double the number of cores to double the CPU speed
This CPU has 4 Ghz clock speed
What component on the diagram is represented by the YELLOW shape?
Level 1 cache
Level 2 cache
CPU
Main Memory
What component on the diagram is represented by the YELLOW shape?
Level 1 cache
Level 2 cache
CPU
Main Memory
Which of the factors below can significantly impact the performance of a CPU? (choose as many as are appropriate)
Clock Speed
Cache Size
Number of cores
SSD (Solid State Drive)
Which is the fastest kind of memory that the CPU can access?
Main Memory
L1 Cache
L2 Cache
EXTERNAL memory (i.e. on a USB stick)
How does clock speed affect CPU performance?
Faster clock speed, means more instructions per second can be processed by the CPU
Faster clock speed, means more instructions can be carried out at the same time
Faster clock speed means the cache will run faster
Faster clock speed means more storage is available for instructions, data and programs.
Select three items which are resources shared on a computer network.
Data
Bridge
Storage
Internet
Packets
Bluetooth network is also known as Wired Personal Area Network?
True
False
Hubs are more efficient in distributing data packets than Switches?
True
False
ISP stands for Inter-Service Provider
True
False
Communication rules used by network devices is known as protocol.
True
False
A typical router transfers data within a range of 10m to 30m.
True
False
Bluetooth and Wi-Fi enable devices to communicate using...
Router
WLAN
Switch
Radiowaves
A device used to connect several computers to form a LAN is called?
Switch
Bridge
Router
Gateway
A device that connect LANs using the same protocol is called?
Switch
Bridge
Router
Gateway
A device not connect to a computer network is known as....
LAN
Bridge
Standalone
WLAN
Identify two network hardware that can be used to setup an Ethernet LAN.
Wireless Network Interface Card
LAN Cable
Wireless Router
Switch
Identify two network hardware that can be used to setup a Wireless LAN
Wireless Network Interface Card.
Network Interface Card
Wireless Router
Switch
"A computer that does not communicate with other devices"
What is software?
The physical parts of a
computer.
The programs that run on a
computer.
The place where data is stored on a computer.
Which one of these is best describes application software?
Software used to carry out
tasks e.g. web browser.
Software to help keep your
computer healthy e.g. anti-virus.
Software that allows you to use your computer and install other software.
Which one of these best describes utility software?
Software used to carry out
tasks e.g. web browser.
Software to help keep your
computer healthy e.g. anti-virus.
Software that allows you to use your computer and install other software.
Which one of these best describes an Operating System?
Software used to carry out
tasks e.g. web browser.
Software to help keep your
computer healthy e.g. anti-virus.
Software that allows you to use your computer and install other software.
What is a graphical user interface?
A hardware device used to store
data.
A way of interacting with a
computer.
Part of the CPU.
Which one of these best describes open source software?
A type of operating system.
Free software downloaded from
the internet.
Software bought from a shop.
Which one of these best describes proprietary software?
A type of operating system.
Free software downloaded from
the internet.
Software bought from a shop.
What is the main benefit of proprietary software?
It has been thoroughly tested.
It can be changed by anyone.
It is expensive.
Which type of software would a game be?
Utility software.
An operating system.
Application software.
Type of Operating System that has many users in mind?
Real-time
Multi-tasking
Interactive
Multi-user
Type of Operating System where there is a constant dialogue between the user and the computer?
Interactive
Multi-tasking
Real-time
Online
Type of Operating System designed to allow immediate processing of data (e.g. booking theatre tickets)?
Real-time
Interactive
Multi-user
Multi-user
What type of Operating System is being used when using an ATM?
Interactive
Real-time
Multi-user
Online
What type of Operating System is Windows?
Online
Interactive
Real time
Multi-tasking
What is an advantage of Cloud Computing?
Can access your files anywhere
It is safer
Can access files anywhere you have internet
Expensive
Which of the following statements is NOT true:
Solid State Drives are more durable than Magnetic Drives since they have no moving parts
Optical drives are faster than a magnetic hard drive
Magnetic tape is ideal for backing up large quantities of data (such as a network)
Cloud storage can allow many users to share and access the same data/files
Which of the following statements about cloud storage are true... (choose as many as are appropriate)
Data will be secure if there is a fire or other problem at the site
Data protection rules do not apply if you opt to use cloud storage
It prevents your data being hacked/targeted by hackers
It prevents the need to buy expensive hardware for data storage
Which of the following shows the capacity of OPTICAL STORAGE MEDIA in the correct order (smallest to largest)?
DVD > BLU RAY > CD
CD > DVD > BLU RAY
BLU RAY > DVD > CD
DVD > CD > BLU RAY
Rank the units of data storage in order from smallest to largest..
MB > KB > Byte > TB >GB
KB > Byte > MB > TB > GB
Byte > KB > MB > GB > TB
TB > GB > MB > KB > Byte
Data stored on Backing Storage is...
Volatile
Non-volatile
Which of the following should be considered when choosing a method of data storage? (Choose as many as appropriate)
Capacity
Speed
Portability
Durability
Reliability
Which of the following units could be used to measure storage capacity of a USB stick?
Mhz
Ghz
Gb
Cm
Which of the following statements are True (choose as many as are appropriate)
Magnetic disks are less robust then SSD's as they contain moving parts
Portability is an advantage of flash storage devices
SSD's consume more power than magnetic hard drives
Internal hard disks are usually used inside the computer as backing storage
Which of the following statements are INCORRECT? (choose as many as appropriate)
SSD's run cooler than magnetic drives so are suited to use in laptops
Magnetic tape is obsolete and is no longer used
Any storage device with moving parts is likely to be more reliable
Optical storage is suited to backing up/archiving files
What does this padlock sign mean in the address bar of your browser?
The site is secure and data is transmitted using SSL
There is a padlock available for purchase
The website does not include "safety locks"
The page is locked down for some odd reason
State one advantage of Full Mesh topology
Is cheap to set up
Can share files
High chance of redundancy
Set up is easy
What application protocol governs the way in which a web server and a client interact?
TCP
HTTP
IP
ETHERNET
What is the protocol model
-This type of model matches the precision of the structure of a suite of specific protocols. The TCP / IP model is a model protocol because it describes the functions that occur in each protocol layer within a TCP / IP suite. TCP / IP is also an example of a reference model.
-This type of model is consistent with all types of network services and protocols when describing what should be done in a given layer, but without governing the way in which it should be achieved. The OSI model in a well-known internetwork reference model, but it is also a protocol model for the OSI protocol suite.
The TCP/IP protocol suite is an open:
-Access
-TCP
-SPX
-Standard
The following is not a type of Systems Software?
Device Drivers
Utility Programs
Applications
Operating Systems
Operating Systems need to manage System _________?
Objectives
Electricity
Restores
Resources
This piece of software is used to control hardware devices and allow an Operating System to make use of the hardware?
Device Management
Device Driver
Device System
Hardware Peripheral Device
This following is an example of a peripheral?
Processor
Main Memory (RAM)
Hard Disk Drive
ROM
Which of the following is not a "Management" role of an operating system?
Memory Management
Peripheral Management
File Management
Audio Management
Process Management
Which one of the following statements about OS is NOT true?
Operating Systems are the interface between computer hardware and the user
The CPU can run multiple processes at the same time
A computer can support several applications being open at the same time
Peripherals require software called "drivers" in order for the OS to control them
The weakest point in a security system, is usually:
Poorly coded software
People
Unreliable hardware
Poor network connections
Trying to access data by going through lists of possible passwords is called...
A Brute Force attack
Phishing
Blagging
DOS attack
What is the purpose of a firewall?
To remove viruses from a system
To provide a secure password access system
To intercept and possibly block packets of data
To prevent programs being installed on a network
Which of the following is the most accurate definition of a virus?
A stand-alone program that replicates, doing damage to a system
Malicious code that spreads from device to device but does not need to attach itself to a program in order to do so
A program that pretends to be safe, while actually containing malicious code
software that installs itself onto devices and then steals personal information about the user, like passwords,
Which of the following is the most accurate definition of a worm?
A stand-alone program that replicates, doing damage to a system
Malicious code that spreads from device to device but does not need to attach itself to a program in order to do so
A program that pretends to be safe, while actually containing malicious code
software that installs itself onto devices and then steals personal information about the user, like passwords,
Which of the following is the most accurate definition of Spyware?
A stand-alone program that replicates, doing damage to a system
Malicious code that spreads from device to device but does not need to attach itself to a program in order to do so
A program that pretends to be safe, while actually containing malicious code
software that installs itself onto devices and then steals personal information about the user, like passwords,
Which of the following is the most accurate definition of a Trojan?
A stand-alone program that replicates, doing damage to a system
Malicious code that spreads from device to device but does not need to attach itself to a program in order to do so
A program that pretends to be safe, while actually containing malicious code
software that installs itself onto devices and then steals personal information about the user, like passwords,
What are NETWORK FORENSICS?
A way of analysing a network for hardware faults
A way of finding out why a network failed
A set of rules for ensuring safe use
A way of analysing a network to find possible weaknesses or "back doors"
Which of these rules is NOT a good guideline for managing passwords?
Do not use a previous password
Do not use a password with identifiable items (such as phone number)
Make the password as long as possible
Ensure that it includes a mix of character types
What method of attack is shown in the image?
DOS
Brute Force
SQL Injection
DNS Pharming
What method of attack is shown in the image?
DOS
Brute Force
SQL Injection
DNS Pharming
Here is an example of a Phishing email. Which of these is NOT an indication that an email like this might not be authentic? (choose as many as appropriate)
Poor grammar and spelling
Non-personal
Inclusion of a company logo
Linked URL's contain numbers
Usually a link to click for a password reset (or similar)
TRUE or FALSE: Adware programs always contain malware
TRUE
FALSE
Which of these would NOT be an effective way of preventing SOCIAL ENGINEERING?
Shredding documents
Providing staff training
Installing up-to-date anti-virus software
Producing an-up-to date "safe usage" policy
A school network manager wants to ensure that students can view revision documents left on the school network, while not being able to change or delete them.
What level of access should be created to ensure the safety of the network and the files on it?
READ-ONLY
READ-WRITE
INSTALL-READ-WRITE
Which of the following would not be achieved by penetration testing?
Potential threats to the system are identified
Possible entry points to the system are identified
There would be an attempt to break into the system
Viruses and malware are removed from the system
What method is being used to prevent vulnerabilities, in the image shown?
A software firewall
A hardware firewall
Encryption
Password Protection
How many of the following methods could be used to distribute a virus? (choose as many as you think are appropriate)
Via an attachment sent in an online/instant message
Through files on a memory stick / CD
Through a link in an email
Through a program downloaded from the internet
