5. The internet and its uses
A section of Computer Science, 2210
Listing 10 of 65 questions
A bank offers an online service to its customers. The bank has developed a “SafeToUse” system that asks each customer to enter four randomly chosen characters from their password each time they log in. The customer selects these four characters from drop-down boxes. For example: Please select the 2nd character 5th character 6th character 8th character Explain why it is more secure to use drop-down boxes rather than entering characters using a keyboard. Give a reason why the system asks for four characters chosen at random. Biometrics is an additional form of security. Give two examples of biometrics.
2210_s16_qp_11
THEORY
2016
Paper 1, Variant 1
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Lola is concerned about the risks to her computer when using the Internet. She wants to use some security methods to help protect her computer from the risks. Identify a security method she could use for each of the following risks. Each security method must be different. Describe how each security method will help protect Lola’s computer. Computer virus Security method Description Hacking Security method Description Spyware Security method Description Lola is also concerned that the data she stores could be subject to accidental damage or accidental loss. State three ways that the data Lola stores could be accidentally damaged or accidentally lost. Give two methods that Lola could use to help keep her data safe from accidental damage or accidental loss.
2210_s19_qp_11
THEORY
2019
Paper 1, Variant 1
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A music company wants to send a new music file to many radio stations. It will send the music file the day before the release date so that the radio stations can store the file ready for release. The music company does not want the radio stations to be able to open the music file until 09:00 on the release date. Identify two security measures and describe how each measure can be used to make sure the music file cannot be opened until the release date. Security measure 1 Description Security measure 2 Description
2210_s19_qp_12
THEORY
2019
Paper 1, Variant 2
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A firewall can be used to help keep the data secure that is stored on a computer. The given paragraph describes how the firewall operates to help keep the data secure. Complete the paragraph using the most appropriate terms from the given list. Not all of the terms on the list need to be used. • Accept • Criteria • Hacking • Input • Network • Outgoing • Output • Processor • Reject • Software • Store • Storage A firewall can be or hardware based. It monitors traffic between the computer and the The user sets for the traffic. The firewall will or the traffic based on this. It can help prevent and malicious software that could be a threat to the security of the data. Identify three other methods that could be used to keep the data secure. Method 1 Method 2 Method 3
2210_s21_qp_11
THEORY
2021
Paper 1, Variant 1
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Millions of emails are sent between users on a daily basis. Identify two online security attacks that can be carried out using email. Describe how email is used to enable the attack. Online security attack 1 Description Online security attack 2 Description Online security attacks can maliciously damage data. One security method to keep data safe from online attacks is a firewall. Identify two other security methods that keep data safe from online attacks. Security method 1 Security method 2 Data can also be damaged accidentally. One example of how data can be damaged accidentally is by shutting down a computer before saving data. To prevent this from happening, a user should make sure they have saved all data before shutting down a computer. Complete the table by giving three other examples of how data can be damaged accidentally. Give a method of prevention for each example. Example Method of prevention
2210_s22_qp_12
THEORY
2022
Paper 1, Variant 2
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A manager at a company is concerned about a brute‑force attack on its employee user accounts. Describe how a brute‑force attack can be used to gain access to the employee user accounts. One possible aim for carrying out a brute‑force attack is to install malware onto the company network. State two other aims for carrying out a brute‑force attack to gain access to the employee user accounts. Identify three types of malware that could be installed. Give two security solutions that could be used to help prevent a brute‑force attack being successful.
2210_s23_qp_11
THEORY
2023
Paper 1, Variant 1
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The Henslows Diner is a local restaurant. Staff currently use a keyboard to input a customer food order into a computer. The food order is then sent to the kitchen. State two disadvantages of using a keyboard to input a customer food order. A concept keyboard has a flat surface that is overlaid with images of food items available from the restaurant menu. Staff can click on an image to add the food item to a customer food order. The Henslows Diner wants to change to a concept keyboard to input customer food orders. Explain two benefits of making this change. The Henslows Diner stores personal data on a computer. This computer is connected to the Internet to allow the data to be backed up. There is currently one security method in place to protect the data on the computer from unauthorised access. This is a password. Give two other security methods that could be added to improve the security of the data. Describe how each method will keep the data safe. Security method 1 Description Security method 2 Description
2210_w16_qp_13
THEORY
2016
Paper 1, Variant 3
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Questions Discovered
65