Most important questions_sem5

1. Network Security
Unit-1
1. Need of security
2. Principal of security
3. Criminal attacks
4. Passive and active attack
3. Substitution technique? 1. Caesar 2. Mono-alphabetic 3.Homoalphbatic
4. Transposition technique? 1. Rail fence 2.Simple Columnar
5. Vernam cipher or one-pad
6. Diffie Hellman & Ex
7. Virus, Worms & Trojan Horse
8. Cryptography? Terms Related to it
Unit-2
1. Symmetric key cryptography
2. Algorithm Modes (ECB,CBC,CFB)
3. DES and Its Round Detail
4. IDEA
5. BlowFish
6. RC4 and RC5
Unit-3
1. Asymmetric key cryptography
2. Symmetric vs Asymmetric
3. RSA Algorithm
4. Digital Envelope
5. Message Digest
6. MD5 or SHA
7. MAC
8. Kanpsack
9. Problems with public key exchange
Unit-4
1. Digital Certificate? Structure
2. How to create DC.
3. Role of CA and RA
4. Certificate hierarchy
5. Cross Certificate
6. Certificate Revocation and Types
7. SCVP vs OCSP
8. PBE(Password Based Encryption) or PKCS#5
Unit-5
1. What is firewall? Advantages and Disadvantages
2. Packet Firewall
3. Application Gateway
4. Types of firewall configuration
5. IPSec
6. AH and ESP Protocol
7. Audit Records? Types
8. What is IDS? Types
9. SSL
10. SSL vs TLS
11.VPN (Virtual Private NW)
Unit-6
1. Authentication Tokens? Types
2. Biometric
3. Kerberos
4. Security handshake pitfalls
5. One way authentication
6. Mutual authentication
7. SSO(Single Sign One)

2. Asp.net with C#
Unit-1
1. .Net Framework
2. What is CLR and CTS+CLS+MSIL
3. Boxing and Unboxing
4. Method Parameter (Ref and Out)
5. Method Overloading
6. Constructor
7. Inheritance + Polymorphism(Theory)
8. Method Overriding
9. Jagged Array
10. Foreach loop
Unit-2
1. Assembly and Types
2. Delegate
3. ArrayList
4. What are CSS and Types?
5. CSS Selectors
6. Life cycle of Asp.net page
Unit-3
1. Common control properties
2. Asp.net Web Sever Control: Description + Diagram + Properties
a. Textbox
b. Checkbox
c. RadioButton
d. DropDownList
e. List
3. Global.asax and web.config
4. Inline Code vs Code Behind
5. Response.Rdirect() and Server.Transfer()
Unit-4
1. Validation (All 5 Types)
2. 2. State Management
a. QueryString
b. Cookies
c. ViewState
d. Application & Session
3. Master Page and Content Page
4. Tree View and Menu Control
Unit-5
1. Ado.net and architecture
2. Ado.net Objects
a. Connection
b. DataAdapter
c. Command
d. DataSet
3. DataReader vs DataAdapter
4. GridView and features
5. Data Source Controls
6. Authentication and Types
7. Asp.net Provider Model
Unit-6
1. LINQ and Query Syntax(Select , Order by and where)
2. LINQ to Objects
3. Ajax? Advantages
4. Controls:
a. ScriptManager
b. UpdatePanel

3. c. UpdateProgress
d. Timer
5. JQuery? Advantages
6. Selectors
7. Document Ready? Program
Advance Java
Unit-1
1. Delegation Model
2. Listener + Event (ActionListener + Mouse Listener)
3. Checkbox
4. RadioButton (or CheckboxGroup)
5. Adapter and Inner classes with Ex.
6. LayoutManager and Types with Ex.
Unit-2
1. Swing(JFC) & Feature
2. Swing VS AWT
3. JCheckbox
4. JRadioButton
5. JTree
6. JTable
7. JTappedPane
8. JProgresBar
9. JMenuBar+JMenu+JMenuItem
10.JOptionPane
Unit-3
1. What is servlet? Advantages
2. CGI? Its Disadvantages
3. Life cycle of servlet
4. Servlet API
5. RequestDispatcher
6. HttpServletRequest
7. HttpServletResponse
8. Factorial and Reverse Program
Unit-4
1. JDBC and Diagram
2. Types of JDBC Driver
3. 7 Steps to connect DB using JDBC
4. PreparedStatement
5. Callable Statement(Stored Procedure)
6. ResultSetMetaData
7. Insert Program
8. JSP? Advantages
9. JSP vs Servlet
10.<jsp: include> and <jsp: forward>
11.JSP directive? Its types
12.<jsp:useBean> or Java Bean in JSP
13.JSP Implicit Objects
Unit-5
1. EJB? Architecture
2. Benefits of EJB
3. Types of EJB beans
4. Stateless and Stateful Session Bean
5. What is JSF? Explain with MVC
6. JSF Life Cycle
7. JSF Components
8. JSF configuration file

4. Unit-6
1. Hibernate? Architecture
2. ORM
3. Hibernate mapping file
4. Main configuration file of hibernate
5. What is a strut? Architecture
6. What is action? Roles
7. Values stack
8. Interceptors
9.OGNL
Linux Administration
Unit-1
1. Linux Distribution
2. System Administration Duties
3. Grub Configuration File
4. Grub vs LILO
5. Bootstrapping in Linux
6. Linux directory structure or FHS
7. RC Script
8. RAID and Types
Unit-2
1. System Environment Files
2. IPV4 Address and Classes
3. Subnetting
4. CIDR
5. Configuring IPV4 address
6. Need to changes in file when we moved from system
7. Cron Files
8. DHCP Configuration
9. NFS? Features
10. NFS Configuration
Unit-3
1. Samba Vs NFS
2. smb.conf
3. Section [global] [home]
4. smbclient and smbmount
5. Time Server(NTP)
6. Web Proxy or Squid or Cache Proxy
7. Configure of:
a. samba
b. time server
c. squid
8. Less secure and more secure
Unit-4
1. Components of Email(MUA,MTA,MAA)
2. Short note on SMTP,POP,IMAP
3. Configuration of Postfix
4. Configuration of IMAP
5. Configuration files related to DNS
6. Types of DNS
7. Zone files ? Types
Unit-5
1. What is vsftpd? Features
2. Configuration of vsftpd
3. Disabling anonymous user
4. Apache web server or web server

5. 5. configuration of http.conf
6. Global directive in http.conf
7. Virtual server
8. SSI and CGI
Unit-6
1. Commands: useradd,usermod,userdel,newusers
2. Purpose of /etc/passwd and /etc/shadow
3. What is sudo? its features
4. rpmquery with different option
5. Disk usage quota command