Week 7 - Part 1 | Operating Systems and UNIX MCQs

What is an Operating System (OS)?

• Hardware that controls peripherals

• Software that controls a computer system

• A programming language for controlling devices

• A network protocol

Which of the following is NOT a core function of an OS?

• Memory Management

• Device Management

• Process Management

• Internet Management

Who developed UNIX?

• Microsoft

• Apple

• Bell Labs

• Google

What is a unique feature of UNIX?

• Graphical User Interface (GUI) only

• Hierarchical file system

• Limited portability

• Single-user operation

In UNIX, what does a hierarchical structure resemble?

• A linear list

• A circle

• A tree

• A graph

What is the root directory in UNIX?

• /

• /root

• /usr

• /home

Which file is used for startup commands in the Bourne or Korn shell?

• .bashrc

• .profile

• .init

• .startup

What is the command syntax format in UNIX?

• $ command [options] [arguments]

• $ [options] command [arguments]

• $ [arguments] command [options]

• $ command options arguments

Which command displays the current directory?

• ls

• pwd

• cd

• dir

What does the `ls -a` command do?

• Lists only files

• Lists only directories

• Lists all files, including hidden files

• Lists files with detailed information