Cyber security is the protection of internet-connected systems including hardware, software, and program or data from cyber attacks.
The word cyber security is divided into two words:
- Cyber: It denotes the computer, system, network, program, or data
- Security: It denotes the system security, network security, program, or data security.
Need of cyber security:
- To protect private data
- To protect intellectual data
- To protect banking or financial data
- National security
- Global economy
- Protect sensitive data
An information system is defined as the software that helps to organize and analyze data.
Information system components:
- System resource:
- Is specialist
- Is end-user
- System activity:
- Control and maintenance
Development of information systems:
The development of information systems is similar to the application development process. It has various approaches. You can follow any of the following requirements.
- Classical waterfall model
- Prototyping model
- Spiral model
- Incremental model
Cyber Security MCQs
State whether True or False: Data encryption is primarily used to ensure confidentiality.
Identify the Debian-based OS which has 2 virtual machines and focuses on preserving users’ data.
Identify the oldest phone hacking technique used by hackers to make free calls.
Which of the following platforms is used for the safety and protection of information in the cloud?
Identify the type of attack which uses a fraudulent server with a relay address.
Identify the port used to connect to Active Directory in Windows 2000.
Choose among the following techniques, which are used to hide information inside a picture.
Identify among the following which is used to avoid browser-based hacking.
EDR stands for _____?
Which of the following is used for monitoring traffic and analyzing network flow?
In which category does compromising confidential information fall?
In which category does the lack access control policy fall?
Identify the class of computer threats.
Which software is mainly used to help users detect viruses and avoid them?
Identify the term which denotes the violation of principle if the computer is no more accessible.
Which of the following tool is used in Wi-fi hacking?
Total types of scanning in cyber security is?
Identify the incorrect type of scanning?
Identify the first computer virus among the following.
Which of the following is considered an element of cyber security?
Which protocol is mostly used in Wi-fi security?
Full form of TCP/IP?
Why is response and transit time used?
Identify which of the following can be considered instances of Open design.
What is transformed using cipher algorithms?
CHAP stands for?
Identify the malware which does not replicate or clone through an infection?
Choose the features which violate cyber security.
Identify the legal form of hacking.
Malware stands for?
Identify the least strong security encryption.
Identify the security protocol which is not strong.
Identify the mail transferring methodology which isn’t secured.
Which of the following is used for encrypting data at the network level?
PCT stands for _____
Identify the private search engine.
The most common way to maintain data availability?
Identify the term among the following which is the first phase of ethical hacking.
Which of the following suite is used for NTP enumeration?
Why is the proxy server used by a hacker?
Identify the type of symmetric key algorithm which uses a streaming cipher to encrypt information.
Identify the maximum character which Linux OS supports in its file names.
Among the following, identify the one which does not need any host program and is independent.
Why is Code red?
Which of the following is considered as the unsolicited commercial email?
Which one of the following can be considered as the class of computer threats?
Choose the default port number for Apache and other web servers.
To what does a DNS translate a domain name
Identify the element which is not considered in the triad, according to the CIA.
What is the CIA triad also known as?
Identify the term which denotes the protection of data from modification by unknown users.