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This WGU Introduction to Computer Science Pre-Assessment study guide is designed to help students evaluate their readiness and strengthen core computing knowledge before the main assessment. It includes verified questions and clearly explained answers covering algorithms, programming fundamentals, data structures, computer hardware and software, operating systems, networking basics, and problem-solving techniques. Aligned with WGU computer science competencies, this resource supports targeted re...

OCR GCSE (9-1) specification Computer Science J277/01 Computer Systems Includes Official Question Paper & Marking SchemeOxford Cambridge and RSA

Test Bank for Computer Science An Overview 13th Edition by Glenn Brookshear

Red Hat-based systems use what package file format and what management tools? - Answer The package file format is rpm. The package management tool is yum (or dnf, in the case of Fedora). What command could you use to create a new empty directory named "Test" in your current working directory? - Answer mkdir Test The CentOS Linux distribution is based on what other distribution? - Answer Red Hat NGINX and Apache are two common open-source ___ _______. - Answer Web serv...

What are the differences between hard disk drives and solid-state disks? (Choose two.) - Answer A. Hard disks have a motor and moving parts, solid state disks do not., E. Solid state disks provide faster access to stored data than hard disks. Reverse DNS assigns hostnames to IP addresses. How is the name of the IP address 198.51.100.165 stored on a DNS server? - Answer B. In the PTR record for . Which of the following types of bus can connect hard disk drives with the motherboard? -...

Which of the following are traits of a multiuser operating system? Resources are shared between users Users can protect their information from other users Many users can log in simultaneously with a unique account Each user can only log in once per day An administrative user gets a dedicated CPU - Answer Resources are shared between users Users can protect their information from other users Many users can log in simultaneously with a unique account A pipe allows you to... ...send t...

What is the standard option to provide a command line program to view its documentation? - Answer -help The command man -k is the same as the command apropos. True or False? - Answer True The whatis command is the same as man -w. True or False? - Answer False The directory where additional documentation for software packages most likely can be found is: - Answer /usr/share/doc Which two pager commands are used by the man command to control movement within the docume...

What is the standard option to provide a command line program to view its documentation? -help The command man -k is the same as the command apropos. True or False? True The whatis command is the same as man -w. True or False? False The directory where additional documentation for software packages most likely can be found is: /usr/share/doc Which two pager commands are used by the man command to control movement within the document? (choose two) less // more Commands typically exe...

When choosing a distribution of Linux, you should consider: Does your organization require long-term support for the system Does the distribution offer a "stable" version If the application software is supported by the distribution Will commercial support be required for the OS Popularity on social media - Answer Does your organization require long-term support for the system Does the distribution offer a "stable" version If the application software is supported by the di...

True - Answer When you execute the dmesg command, the system displays messages that are generated by the kernel. True or False? - /proc - /sys - Answer The Linux kernel mounts the following pseudo-filesystems to provide access to information about hardware devices connected to the system: (choose two) True - Answer The /proc directory contains a subdirectory for each process present on the system. True or False? 1 - Answer The Process ID (PID) of the init process is: T...