1.
VoIP refers to what technology?
Correct Answer
D. Voice Service Over An Internet Connection
Explanation
VoIP stands for Voice over Internet Protocol, which refers to the technology that allows voice communication over an internet connection. It enables users to make phone calls using the internet instead of traditional phone lines.
2.
Which database program is included with Microsoft Office Professional?
Correct Answer
B. Access
Explanation
Access is the correct answer because it is the database program that is included with Microsoft Office Professional. Publisher, Visio, and Word are other programs included in Microsoft Office Professional, but they are not specifically database programs. Access is designed for creating and managing databases, making it the appropriate choice for this question.
3.
What Microsoft product allows the user to create technical drawings and diagrams?
Correct Answer
C. Visio
Explanation
Visio is a Microsoft product specifically designed for creating technical drawings and diagrams. It offers a wide range of tools and templates that allow users to create detailed and professional diagrams for various purposes, such as flowcharts, network diagrams, floor plans, and more. Unlike Windows, Word, and Excel, which are general-purpose software, Visio is specifically tailored for visualizing complex information and processes, making it the correct answer for this question.
4.
McAfee primarily makes what kind of software?
Correct Answer
A. Security
Explanation
McAfee primarily makes security software. This type of software is designed to protect computer systems and networks from potential threats such as viruses, malware, and hackers. McAfee specializes in developing antivirus software, internet security tools, and other cybersecurity solutions to ensure the safety and privacy of users' data and devices.
5.
What software re-organizes files and file remnants on a physical disk?
Correct Answer
B. Defragmenter
Explanation
Defragmenter is the correct answer because it is a software tool that reorganizes fragmented files and file remnants on a physical disk. When files are stored on a disk, they can become fragmented, meaning that different parts of the file are scattered across the disk. This can slow down the computer's performance. Defragmenter rearranges the files and puts them back together in a contiguous manner, improving the disk's efficiency and speeding up file access times.
6.
What email client ships with the Microsoft Office software suite?
Correct Answer
A. Outlook
Explanation
Outlook is the correct answer because it is the email client that is included in the Microsoft Office software suite. It is a widely used and popular email client that provides features such as email management, calendar, contacts, and tasks. Outlook allows users to access their emails from multiple accounts, organize and prioritize messages, and collaborate with others through shared calendars and tasks. It is commonly used in professional settings and is known for its robust functionality and integration with other Microsoft Office applications.
7.
Which of these acronyms represents a system used for coding information in many computers?
Correct Answer
C. EBCDIC
Explanation
EBCDIC stands for Extended Binary Coded Decimal Interchange Code. It is an acronym that represents a system used for coding information in many computers. EBCDIC is a character encoding that is commonly used in mainframe computers and older systems. It is designed to represent characters and symbols using 8 bits, allowing for a wide range of characters to be encoded. This system is particularly used in IBM mainframe computers and is still in use in some legacy systems today.
8.
The hexadecimal numbering system is based on how many digits?
Correct Answer
D. 16
Explanation
The hexadecimal numbering system is based on 16 digits. In this system, the digits 0-9 represent the numbers 0-9, and the letters A-F represent the numbers 10-15. This system is commonly used in computer science and digital electronics because it can represent large numbers using a compact notation. Each digit in a hexadecimal number represents a power of 16, allowing for efficient representation and manipulation of data.
9.
What JavaScript command makes a person's browser go back without clicking on the back button?
Correct Answer
B. History.Go(-1)
Explanation
The correct answer is "History.Go(-1)". This JavaScript command is used to make a person's browser go back to the previous page without clicking on the back button. The "History" object in JavaScript allows manipulation of the browser's session history, and the "Go" method is used to navigate through that history. The parameter "-1" indicates going back by one page in the history.
10.
What DOS command deletes a directory and all the subdirectories with it?
Correct Answer
B. Deltree
Explanation
The correct answer is "Deltree". The Deltree command is used in DOS to delete a directory and all of its subdirectories. It is a powerful command that allows for the removal of an entire directory tree, including all files and subdirectories within it. This command is useful when you want to completely remove a directory and all its contents from the system.
11.
What does the acronym "PCL" stand for?
Correct Answer
D. Printer Control Language
Explanation
PCL stands for Printer Control Language. This is a language that is used to control and communicate with printers. It allows for the formatting and layout of documents to be sent to the printer, as well as the control of various printer features such as paper size, resolution, and font selection. PCL is commonly used in laser printers and is supported by various printer manufacturers.
12.
In the hexadecimal format, what color is "FFFFFF"?
Correct Answer
A. White
Explanation
In the hexadecimal format, colors are represented by a combination of six characters, where each character can be a digit from 0 to 9 or a letter from A to F. "FFFFFF" represents the color white. In hexadecimal, each pair of characters represents the intensity of the red, green, and blue color channels respectively. Since all six characters in "FFFFFF" are the maximum value (F), it indicates that all color channels are at their highest intensity, resulting in the color white.
13.
What is the difference between JavaScript and JScript?
Correct Answer
A. Jscript Is Microsoft's Implementation Of Javascript
Explanation
JScript is Microsoft's implementation of JavaScript. While JavaScript is a scripting language that is widely used for web development, JScript is specifically developed and supported by Microsoft for their own platforms. Although they are very similar in terms of syntax and functionality, JScript may have some additional features or variations specific to Microsoft's technologies.
14.
Which of the following is NOT a web editing tool?
Correct Answer
D. Avid Cinema
Explanation
Avid Cinema is not a web editing tool. It is a video editing software designed for creating and editing videos, not for editing web content. Adobe Pagemill, Adobe Go Live!, and Microsoft Frontpage are all web editing tools used for creating and editing web pages.
15.
What is the default index of an array's first position in most languages?
Correct Answer
B. 0
Explanation
The default index of an array's first position in most languages is 0. In programming languages, arrays are typically zero-indexed, which means that the first element of an array is accessed using the index 0. This convention is widely followed in languages like C, C++, Java, and Python, among others. Therefore, 0 is the correct answer.