Download Computer Hardware and Software Fundamentals and more Exams Software Engineering in PDF only on Docsity!
BTM 200 FInal Exam|| 90 QUESTIONS
|| CORRECT ANSWERS
What are the two types of software? A. applicationanddesign B. system and design C. design and graphics D. system and applicatio - ANSWER D. system and application Software that allows the application software to interact with the computer is called _________ A. devicedriver B. application software C. system software D. utility program - ANSWER C. system software The basic operations of a computer are managed by the __________. A. operating system B. device drivers C. utility programs D. application software - ANSWER A. operating system A __________ is a named collection of data or a program that exists in a computer's secondary storage. A. utility
B. driver C. buffer D. file - ANSWER D. file User-interface features use _________ to facilitate a person's interaction with the computer. A. graphics B. systems software C. application software D. utilities - ANSWER A. graphics Keys found on the top or the left of the keyboard that are used to execute commands specific to the software being used are called __________. A. macros B. function keys C. templates D. arrows - ANSWER B. function keys Small pictures that are used with GUIs to represent programs, data files, or procedures are called __________. A. icons B. menus C. desktops D. frames - ANSWER A. icons Menus and icons representing frequently used options and commands are displayed across the top of a
the display window in an area known as the __________.
B. gigahertz C. kilohertz D. hertz - ANSWER B. gigahertz Electrical data roadways through which bits are transmitted within the CPU and other components of the motherboard are called _________. A. cables B. buses C. ports D. signals - ANSWER B. buses Which port is used to transmit slow data over long distances? A. serial B. parallel C. USB D. SCSI - ANSWER A. serial Which of these is a hard-disk technology for large computer systems? A. RAID B. SCSI C. EIDE D. VFAT - ANSWER A. RAID Cloud storage is ________ storage. A. online
B. volatile C. primary D. ROM - ANSWER A. online A circuit is a closed path followed or capable of being followed by an electric current. TRUE FALSE - ANSWER TRUE A tiny electrically operated switch that can turn on and off many millions of times per second is a microchip. FALSE TRUE - ANSWER FALSE A microprocessor contains the miniaturized circuitry of a computer processor. TRUE FALSE - ANSWER TRUE All data and instructions that go into a computer, are processed by it, and come out of it are represented as binary numbers signalling only two states: on and off. TRUE FALSE - ANSWER TRUE The binary code widely used with microcomputers is EBCDIC. FALSE TRUE - ANSWER FALSE Mainframe computers use the binary code EBCDIC. TRUE FALSE - ANSWER TRUE
A. touchpad B. mouse C. stylus D. joy stick - ANSWER B. mouse What kind of computer is a touchpad most often used for? A. PC B. laptop C. mainframe D. workstation - ANSWER B. laptop What do you call a video display screen that can receive input from the touch of a finger? A. digitizer B. touchpad C. touch screen D. virtual screen - ANSWER C. touch screen Which device uses light-sensing (optical) equipment to convert images of text, drawings, and photos into digital form? A. lightpen B. scanner C. digitizer D. pointing stick - ANSWER B. scanner A webcam can be used to send a document to another location over the Internet.
TRUE FALSE - ANSWER FALSE
Information technology includes technologies that measure and analyze human body characteristics for the purpose of maintaining security. TRUE FALSE - ANSWER TRUE Many laptops can be fingerprint-protected instead of just password-protected. TRUE FALSE - ANSWER TRUE One of the trends of future input technology is the increased use of source data entry. TRUE FALSE - ANSWER TRUE Data that is displayed on a screen or stored on a disk is called a hard copy. TRUE FALSE - ANSWER FALSE Video cards (also graphics cards, video adapters) are the devices that display images on the screen. They have their own memory called video RAM, or VRAM. TRUE FALSE - ANSWER TRUE Thermal printers are often used to print cash register receipts. TRUE FALSE - ANSWER TRUE
TRUE FALSE - ANSWER TRUE
DOS is a legacy system. TRUE FALSE - ANSWER TRUE Unix is a proprietary multitasking operating system for multiple users. TRUE FALSE - ANSWER TRUE The operating systems used in small or specialized devices, such as mobile phones, are called open- source systems. FALSE TRUE - ANSWER FALSE In the ________ network topology, communications devices are connected to a single cable with two endpoints. A. ring B. bus C. star D. peer-to-peer - ANSWER B. bus To create larger networks, a bridge connects the same types of networks, and a ________ connects dissimilar networks. A. router B. gateway C. hub D. host - ANSWER B. gateway
A virtual private network may include ________. A. a company intranet B. a company extranet C. a company LAN D. any of these - ANSWER D. any of these A network that operates without relying on a server is the ________ network. A. peer-to-peer B. client/server C. host-to-host D. master/slave - ANSWER A. peer-to-peer A network that covers a wide geographical area is called a ________. A. LAN B. WAN C. MAN D. HAN - ANSWER B. WAN A ________ is a system of interconnected computers, telephones, or communications devices that can communicate and share resources. A. terminal B. router C. network D. server - ANSWER C. network
Virtual private networks (VPNs) are private networks that use a public network (usually the Internet) instead of private, leased (expensive) lines to connect remote sites. TRUE FALSE - ANSWER TRUE In a network, communications protocols specify the type of electrical connections, the timing of message exchanges, and error-detection techniques. TRUE FALSE - ANSWER TRUE Ethernet is a long-distance wireless communications connection. TRUE FALSE - ANSWER FALSE The two general classes of bandwidth are long and short. TRUE FALSE - ANSWER FALSE Because of the excellence of satellite technology, GPS location IDs are 100% accurate. TRUE FALSE - ANSWER FALSE Cellphones are basically two-way radios. TRUE FALSE - ANSWER TRUE Which of these is NOT a level of the data storage hierarchy? A. bit
B. byte C. record D. metadata - ANSWER D. metadata The ________ uniquely identifies a record. A. mainfield B. primary field C. high field D. key field - ANSWER D. key field Wi-Fi connections are always secure; no one can steal your data when you are online. TRUE FALSE - ANSWER FALSE What is the software that controls the structure of a database and access to the data? A. personal information manager B. database management system C. project management D. network operating system - ANSWER B. database management system A file (table) is a collection of related ________. A. characters B. tables C. fields D. records - ANSWER C. fields
_______ is a system of safeguards for protecting information technology against disasters, system failures, and unauthorized access. A. WAP B. File sharing C. Security D. DDoS - ANSWER C. Security Which of the following is NOT a function of the U.S. Computer Emergency Response Team (CERT)? A.Counseling the party under attack. B.Helping to thwart the intruder. C.Evaluating the system afterward against future break-ins. D. Prosecuting those caught. - ANSWER D. Prosecuting those caught. In 2009 a cracker stole more than 500,000 patient records from a state-run database and demanded ransom for the return of the records. This crime is called ________. A. theftoftimeandservices B. dirty-data entry C. theft of software D. theft of information - ANSWER D. theft of information A software bug is an error in a program that causes it not to work properly. TRUE FALSE - ANSWER TRUE A computer crime can be an illegal act perpetrated against computers/telecommunications, or it can be the use of computers/telecommunications to accomplish an illegal act.
TRUE FALSE - ANSWER TRUE
Software obtained illegally is called open-source software. TRUE FALSE - ANSWER FALSE When people at work play online games or do online shopping on their employer's time, this is called theft of information. TRUE FALSE - ANSWER FALSE Internet users purchasing products on the Internet should enter private information only on sites that show a padlock icon at the top or bottom of the page, which indicates that encryption technology is being used. TRUE FALSE - ANSWER TRUE Which of these is NOT a type of malware? A. worm B. virus C. Trojan horse D. denial-of-service attack - ANSWER D. denial-of-service attack What short-distance wireless standard is used to link cell phones, computers, and peripherals at distances of up to about 33 feet? A. Bluetooth B. Wi-Fi
A. ring B. bus C. star D. peer-to-peer - ANSWER C. star Which of these is NOT a network topology? A. ring B. bus C. hub D. star - ANSWER C. hub A(n) ________ is a system of hardware and/or software that protects a computer or a network from intruders. A. VPN B. intranet C. firewall D. protocol - ANSWER C. firewall A virtual private network may include _______ A. a company intranet B. a company extranet C. a company LAN D. any of these - ANSWER D. any of these
