Free Software Development Lifecycle MCQs with Answers

• A. mkfs
• B. fdisk
• C. fsck
• D. mount

Explanation: `fdisk` creates and modifies disk partitions. `mkfs` creates a filesystem in a partition, `fsck` checks it, and `mount` attaches it to the…

• A. tty ^c
• B. stty intr \^c
• C. stty echoe
• D. stty echo \^a

Explanation: `stty intr \^c` changes the terminal's interrupt character to Control-C.

• A. sort
• B. wc
• C. grep
• D. cat

Explanation: A filter reads standard input, transforms or selects data, and writes standard output; `sort`, `wc`, and `grep` are classic filters.

• A. x
• B. q!
• C. :w
• D. :q

Explanation: The `:w` command writes the current file to disk and leaves the user in vi, allowing further editing.

• A. stands for Linux loader
• B. is the Linux boot loader
• C. is a tool used to boot the Kernel on x86 hardware
• D. All of the above

Explanation: LILO means Linux Loader and is a boot loader traditionally used to load the Linux kernel, especially on x86 systems.

• A. mv *.* /bin/
• B. mv * /bin/*
• C. mv * ../bin
• D. mv * ../bin *.*

Explanation: `mv * ../bin` moves the non-hidden files and directories from the current directory into the `bin` directory in its parent directory.

• A. mkfs
• B. fdisk
• C. fsck
• D. mount

Explanation: `fsck` checks file-system structures and repairs detected inconsistencies.

• A. !
• B. $
• C. #
• D. @

Explanation: In older Unix terminal conventions, `#` served as the erase character for correcting the previous typed character.

• A. NFS
• B. SMB
• C. NIS
• D. DNS

Explanation: DNS, or the Domain Name System, resolves human-readable domain names such as `example.com` into IP addresses.

• A. Bill Gates
• B. Ben Thomas
• C. Richard Stallman
• D. Linus Torvalds

Explanation: Linus Torvalds created and initiated development of the Linux kernel in 1991.

• A. /usr
• B. /tmp
• C. /opt
• D. /mntEngineering & Technology

Explanation: `/usr` contains standard user programs and administrative commands, commonly under `/usr/bin` and `/usr/sbin`.

• A. constructs packets of data and sends them across the network
• B. controls error detection and correction
• C. defines the electrical characteristics of signals passed between the computer and communication devices
• D. All of the above

Explanation: The physical layer specifies how bits are represented and transmitted, including the electrical characteristics of signals and interfaces.

• A. Pine
• B. The MTA
• C. The MUA
• D. procmail

Explanation: A typical Red Hat Linux mail setup includes an MTA for transferring mail, an MUA for user access, and procmail for delivery or filtering.

• A. nm
• B. nu
• C. ic
• D. li

Explanation: In vi, `:set nu` or `:set number` enables line numbers, and `nu` is the accepted abbreviation.

• A. httpd
• B. shttp
• C. dns
• D. named

Explanation: BIND is the Berkeley Internet Name Domain software, and its DNS server daemon is called `named`.

• A. copy
• B. cp - p
• C. cpio
• D. cp

Explanation: `cpio` archives and copies files or directory structures, supporting operations both into and out of an archive.

• A. Free Software File
• B. File Server First
• C. First Serve First
• D. Free Software Foundation

Explanation: FSF expands to Free Software Foundation, an organization that promotes software freedom and supports GNU-related projects.

• A. sort - r
• B. st
• C. sh
• D. sort

Explanation: `sort` orders lines lexicographically, which normally produces alphabetical order for ordinary text.

• A. tee
• B. tr
• C. sort
• D. grep

Explanation: `tee` copies standard input to standard output while also writing the same data to a specified file, making it useful in pipelines.

• A. wc infile >newfile
• B. wc newfile
• C. wc infile - newfile
• D. wc infile | newfileHire Civil Engineers

Explanation: `wc infile > newfile` counts the contents of `infile`, while `>` redirects that output into `newfile`.