Quiz 9 computer security
Computer Security Challenge
Test your knowledge on computer security concepts with this engaging quiz! Designed for technology enthusiasts, this quiz will challenge your understanding of operating systems, memory types, and security principles.
Key features:
- 14 multiple-choice questions
- Assess your knowledge in computer security
- Instant feedback on your answers
Many PC operating systems provide functionality that enables them to support the simultaneous execution of multiple applications on single-processor systems. What term is used to describe this capability?
Multiprogramming
Multithreading
Mulitprocessing
Multitasking
What technology provides an organization with the best control over BYOD equipment?
Geotagging
Encrypted removable storage
Application whitelisting
Mobile device managment
You have three applications running on a single-core single-processor system that supports multitasking. One of those applications is a word processing program that is managing two threads simultaneously. The other two applications are using only one thread of execution. How many application threads are running on the processor at any given time?
1
4
3
2
What is security risk of an embedded system that is not commonly found in a standard PC?
Access to the Internet
Software flaws
Power loss
Control of a mechanism in the physical world
What type of memory chip allows the end user to write information to the memory only one time and then preserves that information indefinitely without the possibility of erasure?
EPROM
ROM
EEPROM
PROM
Which type of memory chip can be erased only when it is removal from the computer and exposed to a special type of ultraviolet light?
EPROM
EEPROM
PROM
ROM
Which one of the following types of memory might retain information after being removed from a computer and, therefore, represent a security risk?
Real memory
Static RAM
Dynamic RAM
Secondary memory
What is the most effective means of reducing the risk of losing the data on a mobile device, such as a notebook computer?
Defining a strong logon password
Minimizing sensitive data stored on the mobile device
Using a cable lock
Encrypting the hard drive
Which one of the following storage devices is most likely to require encryption technology in order to maintain data security in a networked environment?
RAM
Removable drives
Hard disk
Backup tape
What type of electrical component serves as the primary building block for a dynamic RAM chips?
Resistor
Transistor
Capacitor
Flip-flop
The most commonly overlooked aspect of mobile phone eavesdropping is related to which of the following?
Wireless networking
Storage device encryption
Screen locks
Overhearing conversations
What type of memory device is usually used to contain a computer's motherboard BIOS?
PROM
ROM
EPROM
EEPROM
What security principle mandates that only a minimum number of operating system processes should run in supervisory mode?
Layering
Abstraction
Least privilege
Data hiding
What security principle helps prevent users from accessing memory space assigned to applications being run by other users?
Least privilege
Separation of privilege
Process isolation
Layering
Which security principle takes on the concept of process isolation and implement if using physical controls?
Data hiding
Abstraction
Hardware segmentation
Layering
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