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Introduction to Computing

Showing 1-75 of 148 answers

___ Layer formats the data to be presented to application layer. It can be viewed as the translator for the network
  • Presentation Correct
196
2
____ Layer is concerned with the transmission and reception of the unstructured raw bit stream over the physical medium
  • Physica Correct
225
4
_____ Layer allows session establishment between processes running on different stations
  • Session Correct
311
1
_____ Layer ensures that message are delivered error-free in sequence and with no losses or duplications.
  • Transport Correct
238
1
_____ Million of Windows 8 licenses have been sold through January 2013, a number which includes both upgrades and sales to OEM for new PCs.
  • 60 Correct
338
3
______ Layer controls the operations of the subnet, deciding which physical path the data takes.
  • Network Correct
288
1
________ is a collection of many separate networks
  • None of the above
  • A LAN
  • A WAN
  • AN Internet Correct
16
A ___ mobile operating s is a software that allows smartphones, tablet PCs and other devices to run applications and programs
  • mobile operating system Correct
312
A college student in Finland,______, developed a version of UNIX as an operating system for personal computer. He called it Linux
  • Linus Torvalds Correct
173
1
A maintenance utility included in Microsoft Windows that is used to free up disk spaces on the computer hard drive.
  • Disk Cleanup Correct
230
1
A series of rules that your databases table structure must pass in order to be considered a good relational design.
  • Normalization Correct
240
A special type of software that is used to hide malware, bots and worms. This software should be installed in the target computer
  • Rootkits Correct
341
2
A Type of Network that is being utilized nowadays by individuals for their homes and apartments. This network allows all users to connect and share resources.
  • Home Network Correct
294
A Type of Wireless Area Network that works within a very small area – your immediate surroundings.
  • Local Area Network
  • Personal Area Network Correct
203
6
A type of wireless transmission that uses electromagnetic waves to transmit data through air. Transmission is usually measured in Hertz and One Hertz is equivalent to one cycle per second.
  • Radio Frequency Correct
245
1
ANSI stands for ______
  • American National Standards Institute Correct
247
ANSI stands for___________.
  • American National Standards Institute Correct
346
Aspect Ratio is the distance between each pixel
  • False Correct
223
Blu-ray Disc is the next generation optical disc that can hold high-definition video due to its high capacity
  • True Correct
312
3
Bootstrap Loader is a part of the BIOS that test the computer hardware and make sure that no errors exist before loading the operating system.
  • False Correct
257
Build the first computer that does simultaneous solving of equations
  • 1911 Correct
280
2
Co-Processor is a special set of circuits in a micro-processor chip that is designed to manipulate numbers or perform some other specialized function more quickly than the basic microprocessor circuits.
  • True Correct
222
2
Computer Security is very important to learn because it enables the people to carry out their jobs, education and research, it supports critical business process and lastly it protects personal and sensitive information
  • True Correct
187
2
Computing has 4 steps, they are:
  • input, process, output, store Correct
135
Control Unit performs two operations (arithmetic and logical)
  • False Correct
52
1
Control Unit performs two operations (arithmetic and logical).
  • False Correct
193
1
Convert this (2BCD)16 value to decimal Select the correct answer -
  • (11413)10
  • (21213)10
  • (11211)10
  • (11213)10 Correct
25
Copywright is a legal right credited by law of a country that grants the creator of an original work exclusive rights to its use and distribution, usually for a limited time.
  • False Correct
250
1
Designs the Punch Card System
  • 1890 Correct
268
Desktop Computer is a personal computer which can be moved easily and used in a variety of locations.
  • True Correct
214
English Mathematician and Father of Computing
  • 1800 Correct
57
Expansion Slots is a mechanical components that provides mechanical and electrical connections between a microprocessor and a printed circuit board (PCB).
  • False Correct
293
1
Fedora is a____ based operating system developed and supported by the Fedora Project as a partnership with Red Hat and volunteer contributors.
  • Linux Correct
63
Firewall is the process of converting a data or information into another form also known as cipher text.
  • False Correct
82
1
Grace Hopper develops the first computer language
  • 1953 Correct
81
1
Graphical User Interface ( GUI) has made computers easier to use because:
  • they used icons instead of commands Correct
67
Hardware are the equipment used to process the data and create useful information.
  • True Correct
93
Honey Pot is a software application that scans your whole computer’s hard drives and folders for possible malware or virus infections.
  • False Correct
52
1
How do you explain the CPU (Central Processing Unit) inside a computer?
  • The brain of the computer Correct
49
How many layers are there in the OSI reference model?
  • 4
  • 6
  • 5
  • 7 Correct
19
IEEE stands for _____
  • Institute of Electrical and Electronics Engineer Correct
220
2
In terms of the size of the network the correct order (ascending) is =E2=80=93
  • LAN, MAN, WAN, PAN
  • PAN, MAN, LAN, WAN
  • PAN, LAN, MAN, WAN Correct
  • LAN, PAN, MAN, WAN
21
Information is the result of processing a raw data.
  • True Correct
73
3
Information System is an integrated set of components for collecting, storing, and processing data and for delivering information, knowledge and digital products.
  • True Correct
90
1
Information Technology involves the development, maintenance and use of computer systems, software and networks for the processing and distribution of data.
  • True Correct
116
2
Is a meta-network and constantly changing collection of thousands of individual networks intercommunicating with a common protocol?
  • Architecture Correct
74
1
is an open source Debian-based Linux distribution sponsored by Canonical Ltd.
  • Ubuntu Correct
62
2
It is a category of Application Software that allows the user to create and manage information, usually for individual projects within a department, in contrast to enterprise management.
  • Information Worker Software Correct
130
It is a category of Application Software that are originally offered for general productivity and information retrieval including email, calendar, contacts, stock market and weather information
  • Mobile Applications Correct
110
It is a category of Application Software that generates print and electronic media for other to consume, most often in a commercial or educational settings.
  • Media Development Software Correct
265
3
It is a category of Application Software that is related to content access software but has the content and/or features adapted for use in by educators or students.
  • Educational Software Correct
162
1
It is a category of Application Software that is used in developing hardware and software products.
  • Product Engineering Software Correct
276
2
It is a category of Application Software that is used primarily to access a content without editing but may include software that allows for content editing.
  • Content Access Software Correct
396
2
It is a category of Application Software that provide common capabilities needed to support enterprise software systems.
  • Enterprise Infrastructure Software Correct
205
1
It is a category of Application Software that run applications for amusement, leisure, or as a diversion
  • Entertainment Software Correct
155
1
It is a category of Application Software that run applications for amusement, leisure, or as a diversion.
  • Entertainment Software Correct
108
It is a category of Application Software that simulates physical or abstract system for research, training or entertainment purposes
  • Simulation Software Correct
178
2
It is a collection of individual data items that are stored in a highly structured way that represetnts a model of reality
  • Database Correct
92
It is a combination of hardware and software, which enables information sharing between computer devices.
  • network Correct
118
It is a distributed communication framework of network process among service requestors, clients and service providers
  • Client-Server Model Correct
157
1
It is a model that provides end-to-end connectivity specifying how data should be packetized, addressed, transmitted, routed and received at the destination. This model is maintained by the IETF.
  • TCP/IP Model Correct
84
1
It is a network created when two or more PCs are connected and share resources without going through a separate server computer.
  • Peer-to-Peer Model Correct
127
2
It is a server that is used by IP Networks to dynamically distribute network configuration parameters like IP address for interface and services.
  • DHCP Server Correct
121
It is a server that translates the public IP Address into Domain Names
  • DNS Server Correct
232
1
It is a simple toggling property in the column of the table in MySQL or SQL that make the field required.
  • Not Null Correct
94
It is a software application installed in your computer that is spying in your data, meaning this software gets information from your computer without you knowing it and sends it to the attacker or the hacker.
  • Spyware Correct
144
1
It is a software application that brings potential harm to your computer because it disrupt your computer operation by installing Trojan, viruses, worms, spyware, adware and other software that does malicious intent.
  • Malware Correct
145
It is a special type of application that prevents its user to access the computer system without paying its creator or subscribing/buying to its creator’s product or services.
  • Ransomware Correct
132
3
It is a type of software that operates and controls a particular type of device that is attached to a computer
  • Device Drivers Correct
93
1
It is a type of software that operates and controls a particular type of device that is attached to a computer.
  • Device Drivers Correct
55
1
It is a virus that replicates itself to infect the whole computer and typically used by attacker to make a DoS or Denial of Service attack
  • Worms Correct
96
1
It is an additional type of Database that is useful in any database design because they help support the business rules that you established while gathering the requirements for the system.
  • Lookup Table Correct
131
1
It is the data type used by Oracle Databases.
  • CLOB Data Type Correct
94
It is the fast-growing area of crime because more and more criminals are exploiting the speed, convenience and anonymity of the internet to commit a diverse range of criminal activities.
  • Cyber Crime Correct
61
1
It is the first DRAM chip of the Intel Company
  • 1970 Correct
79
1
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