Basic Computer Engineering (BT-205) - Important Questions

Explain the classification / types of computers based on size and functionality with suitable examples.

Explain computer memory and storage and its types - RAM, ROM, cache memory, registers, hard disk and others.

Define an operating system. Explain its functions and types including management of file, process and memory.

Explain the principles / basic concepts of Object-Oriented Programming (OOP).

What is an array in C++? Explain one-dimensional vs multi-dimensional / different types of arrays with syntax and examples.

Define algorithm and flowchart. Write an algorithm and draw a flowchart to find the largest value among three given numbers and discuss complexity basics.

What is a friend function in C++ and how does it access private and protected members? Explain its declaration and definition with an example program.

Define inheritance and explain the different types of inheritance - single, multiple, multilevel, hierarchical and hybrid - with suitable programs.

What are constructors and destructors in C++? Explain with suitable example programs.

Differentiate / compare the ISO-OSI reference model with the TCP/IP model in terms of structure, layering and compatibility.

What is a firewall and how does it work to provide system security? Explain its types with diagram.

Explain computer ethics and good practices. Discuss introduction to cyber laws about internet fraud and good computer security habits.

Describe the key components and architecture of a typical DBMS / database system with a neat diagram.

Discuss the different cloud service delivery models - IaaS, PaaS and SaaS - with suitable examples.

Write short notes on any two of the following: (i) Data independence, Data dictionary and DBA (ii) Cloud deployment models - public, private, community and hybrid clouds with pros and cons of cloud computing (iii) Primary Key, DDL and DML commands.