Q:1 What is a Constructor in Java?
Q:2 How are positive(+ve) and negative(-ve) numbers represented internally in Java?
Q:3 What do Trojans, Viruses, and Other Malware do to our systems?
Q:4 Can abstract class have constructor in java?
Q:5 Difference between checked vs unchecked exception in Java?
Q:6 When is checked exception in Java?
Q:7 What is difference between == and equals() while comparing strings? Which one is reliable?
Q:10 Can we call a class a data type?
Q:11 What is the difference between #include and import statement?
Q:12 What is JIT Compiler?
Q:13 What is a swap space in Linux?
Q:14 What is the basic difference between BASH and DOS?
Q:15 How do you refer to the parallel port where devices such as printers are connected?
Q:16 How do you switch from one desktop environment to another, such as switching from KDE to Gnome?
Q:17 How does case sensitivity affect the way you use commands?
Q:18 Is it possible to use shortcut for a long pathname?
Q:19 How do you terminate an ongoing process?
Q:20 Write a command that will display all .txt files, including its individual permission in Linux.