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GFACT REVIEW QUESTIONS AND ANSWERS
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GFACT REVIEW QUESTIONS AND ANSWERS
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GFACT REVIEW QUESTIONS AND ANSWERSHow is integer overflow/underflow mitigated? - Answers- Checking that the result of any
change to a signed integer falls within an allowed range.
In which file are password hashes stored on a modern Linux system? - Answers-
/ect/shadow
Which of the following is a network load balancer function? - Answers- Load balancers
are a service that distribute traffic evenly across multiple containers or instances.
A CDN distributes content based on location. A reverse proxy forwards requests to
backend hosts. A container service such as ECS manages and scales containers to
meet demand.
Network Load Balancer - Answers- Used to route TCP or UDP traffic.
Application Load Balancer - Answers- Used to route HTTP or HTTPS
What can an Apache server administrator do to prevent version information from
leaking?
A) Run Apache as a non-root user
B) Enable HTTPS
C) Set permission on /var/www/html to 700
D) Disable the banner - Answers- Disable the Banner
Depending on the webserver, Apache or Nginx will output their version number and
some basic configuration information. For example, in Apache this is called the
'signature'. This information can be valuable to attackers as it can leak what the
specified version is running on the server. This specified version may be vulnerable to a
specific exploit.
What can be inferred from the following Linux terminal command?
bobuser@ubuntu: ~$ sudo cat /ect/passwd - Answers- A normal account is attempting
to view contents of a file with root privileges
What is the process of preserving and evaluating electronic data in order to reconstruct
prior events? - Answers- Digital Forensics
Which computer component manages ongoing access to a computer's shared RAM and
drive storage resources? - Answers- Kernel
The Kernel is responsible for loading programs, handling input and output between
peripherals, and managing access to the computers shared hardware resources
, Which of the following describes the files store under /etc folder in Linux? - Answers-
Configuration Data
Which of the following programming languages is commonly used for website
development? - Answers- JavaScript
Other languages used for website:
PHP
Python
JAVA
Perl
ASP
Ruby
Go
What is found at the bottom of a stack frame when a function is called? - Answers-
Return Pointer
During which stage of incident response might a mass password reset for every account
on the network be performed? - Answers- Recovery
Which assembly register keeps track of the next instruction code to execute? -
Answers- EIP
What type of attack is being attempted with the below URL?
http://www.theforce.org/view.php?page=%2e%2e%2f%2e%2e%2fproc/mounts -
Answers- Directory Traversal
The URL is attempting to naviagate to ../../../proc/mounts which is a Directory Traversal
attack. This takes advantage of a flaw which allows an attacker to move outside the
normal path.
Which feature or a CPU enables it to offer the user access to multiple applications at the
same time, even while executing a single instruction at a time. - Answers- Context
Switching
Allows a single processor to appear to perform several processes at once. The clock
speed and ALU type are irrelevant and the number of cores allows multiple instruction to
be executed at a time
Function of Linux command: uname-a - Answers- Used to determine the kernel version
of the local operating system.
Function of C command: gcc - Answers- Used to compile C code
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