Computer System Security Week 7 quiz Solution [Cyber Security course on Prutor.ai]

Here you will get all the assignment and quiz solutions of Computer System Security Course by prutor.ai under the category Cyber Security. Prutor is an online smart tutoring platform which provides various MOOC courses for student and organised by by IIT Kharagpur. At the end of each course student gets a certificate for sucessfull  completion of each course but throughout the course students have to pass all the weekly assignments and quizes.

Q:1. Which of the following is not a level of access control on UNIX systems?

• (a) User
• (b) Administrator
• (c) Group
• (d) Other

Answer (b) Administrator

Q:2. Which of the following permission types a UNIX file can be assigned?

1. Read

2. Write

3. Execute

4. All of the above

Answer(4) All of the above

Q:3. Which of the following information is contained in the access tokens?

1. The security identifier (SID) for the user’s account

2. A list of the privileges held by either the user or the user’s groups

3. The SID for the primary group

4. All of the above

Answer(4) All of the above

Q:4. An access token that has been created to capture the security information of a client process, allowing a server to “impersonate” the client process in security operations.

1. Primary Token

2. Process Token

3. Personalized Token

4. Impersonation Token

Answer(4)  Impersonation Token

Q:5. Which of the following is not a common password myth?

1. The best length of password is 8 characters

2. Replacing characters with numbers is good (e.g. J0hn_Sm1th)

3. Passwords can include spaces

4. None of the above

Answer(3)  Passwords can include spaces

Q:6. Which of the following is one of the technically simplest processes of gaining access to any password-protected system?

1. Clickjacking

2. Brute force attack

3. Eavesdropping

4. Waterhole

Answer(2) Brute force attack

Q:7. A _______________ is a process of breaking a password protected system or server by simply & automatically entering every word in a dictionary as a password.

1. Dictionary attack

2. Phishing attack

3. Social engineering attack

4. MiTM attack

Answer(1) Dictionary attack

Q:8. Brute force attack is usually ______________

1. fast

2. inefficient

3. slow

4. complex to understand

Answer(3) slow

Q:9. Which of the following is not an advantage of dictionary attack?

1. Very fast

2. Time-saving

3. Easy to perform

4. Very tough and inefficient

Answer(4) Very tough and inefficient

Q:10. Which of the following is a vulnerability in web browser?

1. Cross Site Scripting

2. Implementation bugs

3. Both A and B

4. Buffer overflow

Answer(3) Both A and B

Q:11. The _______ is an object in web browser.

1. Frames

2. DOM

3. Cookies

4. All of the above

Answer(4) All of the above

Q:12. Which of the following is not a component of security policy?

1. Frame – Frame relationships

2. Frame – principal relationships

3. Principal – Principal relationships

4. None of the above

Answer(3) Principal – Principal relationships

Q:13. Chromium browser has the module ________ in separate protection domains

1. Rendering engine

2. Browser kernel

3. Browser process

4. Both A and B

Answer(4) Both A and B

Q:14. Which of the following is not a task assigned to browser kernel?

1. HTML parsing

2. Window management

3. Password database

4. Download manager

Answer(1) HTML parsing

Q:15. The percentage of phishing in sampling of 2015 security incidents is ______.

1. 8.9%

2. 4.9%

3. 2.9%

4. 0.9%

Answer(3) 2.9%

Computer System Security 7th Week Solution is given below. the solution of Computer System Security 7rd Week Solution and all the answers are correct.