Monday, June 5, 2023

Computer 151-200 MCQs

Computer



151. Which of the following contains permanent data and gets updated during the processing of transactions?

a. Operating System File
b. Transaction File
c. Software File
d. Master File





152. A modem is connected to ________ ?

a. a telephone line
b. a keyboard
c. a printer
d. a monitor





153. Large transaction processing systems in automated organizations use ________ ?

a. Online processing
b. Batch processing
c. Once-a-day processing
d. End-of-day processing





154. Which of the following is not a storage medium?

a. Hard disk
b. Flash drive
c. DVD
d. Scanner





155. The computer abbreviation KB usually means _______ ?

a. Key Block
b. Kernel Boot
c. Kilo Byte
d. Kit Bit





156. The typical computer criminal is a(n) ________ ?

a. Young hacker
b. Trusted employee with no criminal record
c. Trusted employee with a long, but unknown criminal record
d. Overseas young cracker





157. The common name for the crime of stealing passwords is ________ ?

a. Jacking
b. Identify theft
c. Spoofing
d. Hacking





158. Collecting personal information and effectively posing as another individual is known as the crime of ________ ?

a. Spooling
b. Identity theft
c. Spoofing
d. Hacking





159. Malicious software is known as ________ ?

a. Badware
b. Malware
c. Maliciousware
d. Illegalware





160. A program that performs a usual task while simultaneously allowing destructive acts is a ________ ?

a. Worm
b. Trojan horse
c. Virus
d. Macro virus





161. An intentionally disruptive program that spreads from program to program or from disk to disk is known as a ________ ?

a. Trojan horse
b. Virus
c. Time bomb
d. Time-related bomb sequence





162. In 1999, the Melissa virus was a widely publicized: ________ ?

a. E-mail virus
b. Macro virus
c. Trojan horse
d. Time bomb





163. What type of virus uses computer hosts to reproduce itself?

a. Time bomb
b. Worm
c. Melissa virus
d. Macro virus





164. The thing that eventually terminates a worm virus is a lack of:

a. Memory or disk space
b. Time
c. CD drives space
d. CD-RW





165. When a logic bomb is activated by a time-related event, it is known as a ________ ?

a. Time-related bomb sequence
b. Virus
c. Time bomb
d. Trojan horse





166. What is the name of an application program that gathers user information and sends it to someone through the internet?

a. Virus
b. Spybot
c. Logic bomb
d. Security patch





167. ________ is the measurement of things such as fingerprints and retinal scans used for security access?

a. Biometrics
b. Bio measurement
c. Computer security
d. Smart weapon machinery





168. What is the most common tool used to restrict access to a computer system?

a. User logins
b. Passwords
c. Computer keys
d. Access-control software





169. Hardware or software designed to guard against unauthorized access to a computer network is known as a(n) ________ ?

a. Hacker-proof program
b. Firewall
c. Hacker-resistant server
d. Encryption safe wall





170. The scrambling of code is known as ________ ?

a. Encryption
b. a firewall
c. Scrambling
d. Password proofing





171. To prevent the loss of data during power failures, use a(n) _________ ?

a. Encryption program
b. Surge protector
c. Firewall
d. UPS





172. ________ is defined as any crime completed through the use of computer technology?

a. Computer forensics
b. Computer crime
c. Hacking
d. Cracking





173. ________ refers to electronic trespassing or criminal hacking?

a. Cracking
b. Jacking
c. Spoofing
d. Smarming





174. The first electronic computer was developed by ________ ?

a. J.V. Attansoff
b. Bill Gates
c. Simur Cray
d. Winton Serf





175. ________ computers operates essentially by counting?

a. Portable computer
b. Hybrid computer
c. Analog computer
d. Digital computer





176. ________ computer is small general purpose micro computer, but larger than portable computer?

a. Hybrid
b. Digital
c. Desktop
d. Laptop





177. Cathode Ray Tube is a form of ________ ?

a. Keyboard
b. Mouse
c. Monitor
d. Mother board





178. ________ computer is a medium sized computer?

a. Micro
b. Mainframe
c. Super
d. Mini





179. ________ computer are of large size?

a. Micro
b. Mainframe
c. Super
d. Mini





180. Note book, laptop, palm, hand-held computers are coming under the category of ________ computer?

a. Digital computer
b. Mainframe computer
c. Portable computer
d. Hybrid computer





181. Touch Screen is ________ ?

a. Input device
b. Output device
c. Both A & B above
d. None of these





182. ________ are used for plotting graphs and design on papers?

a. Trackball
b. Joystick
c. Light pen
d. Plotters





183. ________ are specific to users' needs?

a. System software
b. Application software
c. Assemblers
d. Compilers





184. "MAN" stands for ________ ?

a. Maximum Area Network
b. Minimum Area Network
c. Main Area Network
d. Metropolitan Area Network





185. Which of the following is a network topology?

a. LAN
b. WAN
c. MAN
d. BUS





186. VOIP stands for ________ ?

a. Voice Over IP
b. Video Over IP
c. Viruses Over IP
d. Virtual Over IP





187. LAN stands for ________ ?

a. Limited Area Network
b. Logical Area Network
c. Local Area Network
d. Large Area Network





188. ________ are set of rules and procedures to control the data transmission over the internet?

a. IP address
b. Domains
c. Protocol
d. Gateway





189. NOS stands for ________ ?

a. Node Operating System
b. Non-open software
c. Network Operating System
d. Non-operating software





190. ________ are system software to facilitate editing of text and data?

a. MS Word
b. Editors
c. Power Point
d. MS publisher





191. Computers, combine both measuring and counting, are called ________ ?

a. Analog
b. Digital
c. Hybrid
d. All of these





192. In world today, most of the computers are ________ ?

a. Digital
b. Hybrid
c. Analog
d. Complex





193. Physical structure of computer is called ________ ?

a. Software
b. Hardware
c. Human ware
c. All of these





194. In which type of computer, data are represented as discrete signals?

a. Analog Computer
b. Digital Computer
c. Both
d. Hybrid Computer





195. C' in CPU denotes ________ ?

a. Central
b. Common
c. Convenient
d. Computer





196. Which of the following uses a handheld operating system?

a. Supercomputer
b. Personal computer
c. Laptop
d. PDA





197. To display the contents of a folder in Windows Explorer you should:

a. Click on it
b. Collapse it
c. Name it 
d. Give it a password





198. The CPU comprises of Control, Memory and ________ units?

a. Microprocessor
b. Arithmetic/Logic
c. Output
d. ROM





199. A(n) _________ appearing on a web page opens another document when clicked.

a. anchor
b. URL
c. hyperlink
d. reference





200. ________ is a windows utility program that locates and eliminates unnecessary fragments and rearranges files and unused disk space to optimize operations?

a. Backup
b. Disk cleanup
c. Disk Defragmenter
d. Restore

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