1_3_9 Section 1 – Attacks, Threats, and Vulnerabilities - 1.3

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What is the term used to describe unexpected simultaneous occurrences in software development?

Race condition (correct)

Concurrency situation

Multi-execution anomaly

Parallel complication

Which type of attack involves taking advantage of race conditions by expecting changes to occur simultaneously?

Parallel breach

TOCTOU attack (correct)

Simultaneous intrusion

Concurrent exploitation

In the example provided, what amount does account A have after user 1 adds $50 to account B?

$100 (correct)

$150

$50

$200

What problem can occur if software is not designed to handle race conditions?

Data corruption Signup and view all the answers

What is the term for checking for changes in a system and applying modifications while being aware of concurrent changes?

Concurrent processing Signup and view all the answers

Why is it important for developers to plan for race conditions in their software?

To prevent unexpected outcomes Signup and view all the answers

What was the initial balance of account A before any transactions occurred?

$100 Signup and view all the answers

Why did account A's balance decrease to $50?

User 2 removed $50 from account A without knowing it had already been removed. Signup and view all the answers

What caused the Mars rover Spirit to enter a reboot loop?

Corrupted file system during booting Signup and view all the answers

How did a race condition contribute to the Northeast Blackout of 2003?

It led to false alerts about power line failures Signup and view all the answers

What was the consequence of changing software settings too quickly on the radiation therapy machine?

Failure of software interlocks Signup and view all the answers

How did developers address the race condition in the Mars rover Spirit?

Instructed the rover to reboot into a limited safe mode Signup and view all the answers

What term is used to describe a situation in software development where multiple processes occur simultaneously unexpectedly?

Race condition Signup and view all the answers

In the provided example, what is the initial balance of account B before any transactions occur?

$100 Signup and view all the answers

What is the major risk associated with not planning for race conditions in software development?

Security vulnerabilities Signup and view all the answers

Which attack takes advantage of race conditions by making changes while being aware that other changes may occur simultaneously?

Time-of-check to time-of-use (TOCTOU) attack Signup and view all the answers

In the scenario described, how does user 2's check balance operation impact the subsequent transactions?

User 2's operation has no effect on the subsequent transactions Signup and view all the answers

What could be a consequence of not addressing race conditions in software involving financial transactions like the account transfer example provided?

Loss of data integrity Signup and view all the answers

What was the outcome of User 2 removing an additional $50 from account A without knowing that a previous $50 had already been removed?

Account A's balance remained at $50 and Account B's balance increased to $200. Signup and view all the answers

In the context of the text, what is a notable example of a race condition occurring in the field of space exploration?

The Mars rover Spirit entering a reboot loop due to file system corruption during reboots. Signup and view all the answers

How did a race condition contribute to the Northeast Blackout of 2003?

It limited the number of alerts shown to technicians during power line failures. Signup and view all the answers

What was the critical consequence of a deadly race condition with a radiation therapy machine in the 1980s?

Patients received higher than normal radiation doses, resulting in injuries and fatalities. Signup and view all the answers

What was the specific outcome when User 2 added $50 to account B after User 1 had already added $50?

Account A decreased to $50 while Account B increased to $200. Signup and view all the answers

What was the consequence of the Spirit rover experiencing a race condition leading it into a reboot loop?

It led to a series of reboots preventing normal operations on Mars. Signup and view all the answers

1_3_9 Section 1 – Attacks, Threats, and Vulnerabilities - 1.3 – Application Attacks - Race Conditions

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Questions and Answers

What is the term used to describe unexpected simultaneous occurrences in software development?

Which type of attack involves taking advantage of race conditions by expecting changes to occur simultaneously?

In the example provided, what amount does account A have after user 1 adds $50 to account B?

What problem can occur if software is not designed to handle race conditions?

What is the term for checking for changes in a system and applying modifications while being aware of concurrent changes?

Why is it important for developers to plan for race conditions in their software?

What was the initial balance of account A before any transactions occurred?

Why did account A's balance decrease to $50?

What caused the Mars rover Spirit to enter a reboot loop?

How did a race condition contribute to the Northeast Blackout of 2003?

What was the consequence of changing software settings too quickly on the radiation therapy machine?

How did developers address the race condition in the Mars rover Spirit?

What term is used to describe a situation in software development where multiple processes occur simultaneously unexpectedly?

In the provided example, what is the initial balance of account B before any transactions occur?

What is the major risk associated with not planning for race conditions in software development?

Which attack takes advantage of race conditions by making changes while being aware that other changes may occur simultaneously?

In the scenario described, how does user 2's check balance operation impact the subsequent transactions?

What could be a consequence of not addressing race conditions in software involving financial transactions like the account transfer example provided?

What was the outcome of User 2 removing an additional $50 from account A without knowing that a previous $50 had already been removed?

In the context of the text, what is a notable example of a race condition occurring in the field of space exploration?

How did a race condition contribute to the Northeast Blackout of 2003?

What was the critical consequence of a deadly race condition with a radiation therapy machine in the 1980s?

What was the specific outcome when User 2 added $50 to account B after User 1 had already added $50?

What was the consequence of the Spirit rover experiencing a race condition leading it into a reboot loop?

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