Systems Software

The logical address is:

Memory Management Unit (MMU) is a:

Virtual Memory is:

Copy-on-Write (COW) allows:

Mutual exclusion means:

If a system is in safe state then:

In the readers-writers problem:

Multiple-choices allowed, -0.2 pts penalisation per incorrect answer] In Java synchronisation, describe what happens when a thread calls notify():

A Mutex is a:

A Semaphore, in the OS context, is:

Preemptive scheduling is used when a process:

In Round Robin (RR) scheduling:

In the Many-to-One thread model:

Signals are used in UNIX/Linux systems to notify:

A process is:

[Multiple-choices allowed, -0.091 pts penalisation per incorrect answer] Select all the valid states for a process:

[Multiple-choices allowed, -0.067 pts penalisation per incorrect answer] Select the services offered by Operating Systems:

All Operating Systems offer:

What do all the devices (from a smart watch to a cluster HPC) share in common?

Linux is:

Masquerading (breach authentication) refers to:

Malware refers to:

Rings of protection:

An access matrix:

Type 0 hypervisors are:

Paravirtualization is:

In the context of cryptography, brute-force attack:

The Caesar Cipher:

UDP stands for:

TCP stands for:

TLS stands for:

Secure Shell (SSH) is:

A container is:

[Multiple-choices allowed, -0.111 pts penalisation per incorrect answer] Microservices are:

[Multiple-choices allowed, -0.2 pts penalisation per incorrect answer] Vulnerabilities, in containers, can possibly exist in:

[Multiple-choices allowed, -0.143 pts penalisation per incorrect answer] Select the steps that help to keep your containers ecosystems secure:

[Multiple-choices allowed, -0.1 pts penalisation per incorrect answer] In the context of Cloud Computing, the properties and characteristics are:

Fault-tolerance is:

[Multiple-choices allowed, -0.25 pts penalisation per incorrect answer] In heterogeneous computing, domain decomposition involves:

[Multiple-choices allowed, -0.143 pts penalisation per incorrect answer] Why are race conditions so difficult to manage?

Edge Computing devices are:

[Multiple-choices allowed, -0.1 pts penalisation per incorrect answer] Advantages of Enabling Edge Computing:

[Select all that apply, -0.167 pts penalisation per incorrect answer] What output is produced by the following? System.out.println("X: " + 25); System.out.println("Y: " + (15 + 50)); System.out.println("Z: " + 300 + 50);

Which of the following println statements produces the following output: "Thank you all for coming to my home tonight," he said mysteriously.

How many bits would you need to represent each of the 50 United States using a unique permutation of bits?

[Select all that apply, -0.091 pts penalisation per incorrect answer] Which of the following are valid Java identifiers?

What is the output of the following code: String var_a="c"; String var_b="c"; if (var_a.equals(var_b)){ System.out.println("A and B have the same value!"); } else{ System.out.println("A and B do not have the same value!"); }

What is the output of the following code: for(int i=10;i>-1;--i) { System.out.print((i+1)+" "); }

What is the output of the following code: for(int i=0;I<=0;I++) { Console.writeline((i+1)+" "); }

What is the output generated by the following code: import java.io.FileWriter; // Import the FileWriter class import java.io.IOException; // Import the IOException class to handle errors public class WriteToFile { public static void main(String[] args) { try { FileWriter myWriter = new FileWriter("filename.txt"); myWriter.write("Files in Java might be tricky, but it is fun enough!"); myWriter.close(); System.out.println("Successfully wrote to the file."); } catch (IOException e) { System.out.println("An error occurred."); e.printStackTrace(); } } }