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The Banker's Algorithm is used for:

• CPU scheduling

• Deadlock detection

• Memory allocation

• Deadlock avoidance

• File system protection

What’s the primary goal of virtual memory?

• Increase speed

• Enable multitasking

• Increase address space

• Reduce fragmentation

• Avoid deadlock

Which protocol is used by DNS to resolve hostnames to IP addresses?

• TCP

• UDP

• ICMP

• ARP

• HTTP

Which one is a Class C IPv4 address?

• 126.22.33.4

• 191.255.255.255

• 200.1.1.1

• 10.0.0.1

• 224.1.1.1

Which of the following uses three-way handshake?

• FTP

• TCP

• UDP

• DNS

• ICMP

What is the purpose of subnet mask?

• Encrypt traffic

• Find default gateway

• Determine network and host portion

• Assign DNS

• Set TTL

In OOP, a class with at least one pure virtual function is called:

• Abstract class

• Interface

• Base class

• Singleton

• Constructor

The Decorator pattern is used to:

• Allow dynamic behavior extension

• Compress data

• Authenticate users

• Avoid subclassing

• Enforce abstraction

Which of the following is a violation of encapsulation?

• Using getter methods

• Making all variables public

• Making methods private

• Declaring variables protected

• Defining constructors

What is the outcome of calling a method that’s been overloaded, not overridden?

• Runtime resolution

• Static (compile-time) resolution

• Causes ambiguity

• Calls base method

• Depends on inheritance