A disk defragmenter is _.

a software utility that re-organizes file fragments on a hard disk drive to increase performance

a disk tool that aligns the rows and columns of the hard drive

a disk organizer that a hardware utility uses to increase drive performance

a disk cleaner that creates patterns on a random access memory stick

a disk optimizer that addresses the empty spaces created by drive arrays

Which of the following statements regarding software updates is NOT true?

A software update provides minor software enhancements.

A software update typically consists of a new version of the software.

A software update is also called a patch.

Software updates are almost always free.

How often should you update the antivirus software on your computer?

When your computer suggests you to do so

How should you keep your computer running in good condition?

Use disk tools to manage your storage devices.

Install updates for operating system and application software.

Use external or cloud storage when the hard drive reaches 100% capacity.

Run and update antivirus software.

Your best insurance policy against data loss is _.

getting insurance for theft and loss of equipment

Which of the following would be the most appropriate description of how DMA is used?

DMA channels allow connection between hardware device and memory

Hardware devices address a device via DMA and use I/O to channel messages

DMA channels flag the CPU for attention with the use of an IRQ

DMA channels block connections between hardware device and memory

The major security functions performed by an operating system include all the functions listed below EXCEPT _____.

Enable users to change the password of colleagues

Ensuring the users are allowed access to only the resources allocated or assigned to them

Ensure that access permissions can be set for sensitive files and only authorized users can gain access

Ensuring that only valid user accounts with the correct password can gain entry to the computer system

Which of the following below is NOT an example of an operating system ?

Android family of operating systems

Which of the following is a function of common operating systems available today?

All of these functions are available on operating systems today

Raising an alert when there is a failure detected on a major component of the computer system like memory or CPU

Checking to ensure that there is sufficient disk space in the hard disk before the user can save contents

Allowing for multitasking, so that multiple jobs can run concurrently

Which of the following is NOT a function performed by the operating system to ensure that the communications/networking component of the computer performs smoothly?

Enable the computer to shutdown immediately when a network threat is detected

Ensure that programs running on the computer can communicate effectively with other running programs to exchange data

Help to configure and manage WiFi connectivity for the computer

Enable the computer to connect to different networks when they become available/unavailable

Which of the following is NOT part of the hardware services and software services management function of the operating system ?

The ability of the computer to raise an alert when a word is wrongly spelt by a user when using a word processor

The ability to ensure that appropriate software instructions can only be executed within the allowable context

The ability to restrict the execution of supervisory commands only to authorized or admin users

The ability of the computer to enable the data transfer speed between the USB memory stick and the USB port to be adjusted automatically

An automated method of recognizing a person based on behavioral or physiological characteristics is called _____.

Personal characteristics scanning

What is data encryption?

The process of encoding messages so they can only be viewed by authorized individuals

Breaking up a database into many pieces before sending it across the Internet so nobody can see the entire database

Copying data onto an external drive and locking this into a safe

Converting the format of a database so it cannot be read by regular software

Translating a message into a language nobody else can understand

A firewall is a _____.

security system consisting of software and hardware between an internal network and the Internet

physical enclosure of a data storage system to keep it safe from fire, water and other elements

software that encrypts data before it leaves an internal network

software that removes viruses from a computer network

backup system for a database so it can be recovered if the original is destroyed

You work for a company that utilizes multiple types of computer operating systems and devices. The IT department needs to manage multiple platforms effectively for all users. What would you need to do in order to make this happen?

Purchase an enterprise level OS to run varying platforms.

Connect similar computers and devices to a dedicated server.

Inform employees that a standard operating system is necessary.

Survey employees to determine the most popular platform.

What is workgroup computing?

Individuals working together on a task and connecting their computers in a network.

An ad-hoc group formed to develop a computer system for an organization.

A group of individuals who use the same type of operating system.

A dedicated computer system designed for collaborative efforts.

Which of the following best describes the role of a system administrator?

They are responsible for the operation and configuration of multi-use computers.

They build a network for an organization to connect all the computers.

They install software for computer users in an organization.

They prevent computer viruses from gaining access to a computer system.

Which of the following statements regarding personal operating systems is NOT true?

All operating systems for desktop and laptop computers also work on mobile devices such as tablets and smart phones.

Despite their differences, personal operating systems have a lot in common in terms of functionality.

There are a number of different personal operating systems, each with their own strengths and weaknesses.

New versions of operating system are released on a regular basis to keep up with developments in hardware and software.

File Extensions and File Types: MP3, GIF, JPG, DOCX, XLSX, EXE, & More - Quiz & Worksheet

Recognize the data type stored in the file and identify which software is compatible with the file

Determine the size of the file and how fast the data can be accessed

Determine the specific operating system you need to work with the file

Identify whether the file contains a computer virus

All of the following are valid reasons for having different file types EXCEPT

Most file formats eventually become obsolete

Some companies use a particular proprietary format

Formats for the same data type may use different algorithms

Different software applications use different formats

Different data types require different formats

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Computer Science Systems Software (CH.4)

45 questions

The physical components of a computer are the _; the digital programs running on the hardware are the _.

What is an operating system?

Which of the following is an example of computer software?

Computer software is _____.

BIOS is an example of _____.

What is another name for application software?

Mobile apps can be obtained from all of the following except:

Application software enables the user to perform all of the following tasks, except:

Examples of hardware do NOT include:

Which of the following are NOT examples of application software?

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Computer Science Systems Software (CH.4)

45 questions

The physical components of a computer are the _____; the digital programs running on the hardware are the _____.

What is an operating system?

Which of the following is an example of computer software?

Computer software is _____.

BIOS is an example of _____.

What is another name for application software?

Mobile apps can be obtained from all of the following except:

Application software enables the user to perform all of the following tasks, except:

Examples of hardware do NOT include:

Which of the following are NOT examples of application software?

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The physical components of a computer are the _; the digital programs running on the hardware are the _.