MCQOPTIONS
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MCQOPTIONS
This section includes 1439 Mcqs, each offering curated multiple-choice questions to sharpen your Data Mining knowledge and support exam preparation. Choose a topic below to get started.
| 1101. |
Socket-style API for windows is called |
| A. | wsock |
| B. | winsock |
| C. | wins |
| D. | none of these |
| Answer» C. wins | |
| 1102. |
An endpoint of an inter-process communication flow across a computer network is called |
| A. | socket |
| B. | pipe |
| C. | port |
| D. | none of these |
| Answer» B. pipe | |
| 1103. |
Transmission control protocol is |
| A. | connection oriented protocol |
| B. | uses a three way handshake to establish a connection |
| C. | recievs data from application as a single stream |
| D. | all of these |
| Answer» E. | |
| 1104. |
User datagram protocol is called connectionless because |
| A. | all UDP packets are treated independently by transport layer |
| B. | it sends data as a stream of related packets |
| C. | both (A) and (B) |
| D. | none of these |
| Answer» B. it sends data as a stream of related packets | |
| 1105. |
Which one of the following is a transport layer protocol used in internet? |
| A. | TCP |
| B. | UDP |
| C. | both (A) and (B) |
| D. | none of these |
| Answer» D. none of these | |
| 1106. |
The technique of temporarily delaying outgoing outgoing acknowledgements so that they can be hooked onto the next outgoing data frame is called |
| A. | piggybacking |
| B. | cyclic redundancy check |
| C. | fletcher’s checksum |
| D. | none of these |
| Answer» B. cyclic redundancy check | |
| 1107. |
Which one of the following is a data link protocol? |
| A. | ethernet |
| B. | point to point protocol |
| C. | HDLC |
| D. | all of these |
| Answer» E. | |
| 1108. |
CRC stands for |
| A. | cyclic redundancy check |
| B. | code repeat check |
| C. | code redundancy check |
| D. | cyclic repeat check |
| Answer» B. code repeat check | |
| 1109. |
When 2 or more bits in a data unit has been changed during the transmission, the error is called |
| A. | random error |
| B. | burst error |
| C. | inverted error |
| D. | none of these |
| Answer» C. inverted error | |
| 1110. |
Header of a frame generally contains |
| A. | synchronization bytes |
| B. | addresses |
| C. | frame identifier |
| D. | all of these |
| Answer» E. | |
| 1111. |
The data link layer takes the packets from _____ and encapsulates them into frames for transmission. |
| A. | network layer |
| B. | physical layer |
| C. | transport layer |
| D. | application layer |
| Answer» B. physical layer | |
| 1112. |
The physical layer concerns with |
| A. | bit-by-bit delivery |
| B. | process to process delivery |
| C. | application to application delivery |
| D. | none of these |
| Answer» B. process to process delivery | |
| 1113. |
Which transmission media has the highest transmission speed in a network? |
| A. | coaxial cable |
| B. | twisted pair cable |
| C. | optical fiber |
| D. | electrical cable |
| Answer» D. electrical cable | |
| 1114. |
Bits can be send over guided and unguided media as analog signal by |
| A. | digital modulation |
| B. | amplitude modulation |
| C. | frequency modulation |
| D. | phase modulation |
| Answer» B. amplitude modulation | |
| 1115. |
The portion of physical layer that interfaces with the media access control sublayer is called |
| A. | physical signalling sublayer |
| B. | physical data sublayer |
| C. | physical address sublayer |
| D. | none of these |
| Answer» B. physical data sublayer | |
| 1116. |
In asynchronous serial communication the physical layer provides |
| A. | start and stop signalling |
| B. | flow control |
| C. | both (A) and (B) |
| D. | none of these |
| Answer» D. none of these | |
| 1117. |
The physical layer is responsible for |
| A. | line coding |
| B. | channel coding |
| C. | modulation |
| D. | all of these |
| Answer» E. | |
| 1118. |
The physical layer translates logical communication requests from the ______ into hardware specific operations. |
| A. | data link layer |
| B. | network layer |
| C. | trasnport layer |
| D. | application layer |
| Answer» B. network layer | |
| 1119. |
A single channel is shared by multiple signals by |
| A. | analog modulation |
| B. | digital modulation |
| C. | multiplexing |
| D. | none of these |
| Answer» D. none of these | |
| 1120. |
Wireless transmission can be done via |
| A. | radio waves |
| B. | microwaves |
| C. | infrared |
| D. | all of the above |
| Answer» E. | |
| 1121. |
When collection of various computers seems a single coherent system to its client, then it is called |
| A. | computer network |
| B. | distributed system |
| C. | both (A) and (B) |
| D. | none of these |
| Answer» C. both (A) and (B) | |
| 1122. |
Two devices are in network if |
| A. | a process is running on both devices |
| B. | a process in one device is able to exchange information with a process in another device |
| C. | PIDs of the processes running of different devices are same |
| D. | none of these |
| Answer» C. PIDs of the processes running of different devices are same | |
| 1123. |
A list of protocols used by a system, one protocol per layer, is called |
| A. | protocol architecture |
| B. | protocol stack |
| C. | protocol suit |
| D. | none of these |
| Answer» C. protocol suit | |
| 1124. |
Network congestion occurs |
| A. | in case of traffic overloading |
| B. | when a system terminates |
| C. | when connection between two nodes terminates |
| D. | none of the mentioned |
| Answer» B. when a system terminates | |
| 1125. |
Which one of the following extends a private network across public networks? |
| A. | local area network |
| B. | virtual private network |
| C. | enterprise private network |
| D. | storage area network |
| Answer» C. enterprise private network | |
| 1126. |
A keyboard is this kind of device ....................... . |
| A. | Black |
| B. | Input |
| C. | Output |
| D. | Word Processing |
| Answer» C. Output | |
| 1127. |
The most common method of entering text and numerical data into a computer system is through the use of a- |
| A. | Keyboard |
| B. | Scanner |
| C. | Printer |
| D. | None of these |
| Answer» B. Scanner | |
| 1128. |
Which one of the following computer network is built on the top of another network? |
| A. | prior network |
| B. | chief network |
| C. | prime network |
| D. | overlay network |
| Answer» E. | |
| 1129. |
In computer network nodes are |
| A. | the computer that originates the data |
| B. | the computer that routes the data |
| C. | the computer that terminates the data |
| D. | all of the above |
| Answer» E. | |
| 1130. |
Communication channel is shared by all the machines on the network in |
| A. | broadcast network |
| B. | unicast network |
| C. | multicast network |
| D. | none of the mentioned |
| Answer» B. unicast network | |
| 1131. |
Bluetooth is an example of |
| A. | personal area network |
| B. | local area network |
| C. | virtual private network |
| D. | none of the mentioned |
| Answer» B. local area network | |
| 1132. |
A _____ is a device that forwards packets between networks by processing the routing information included in the packet. |
| A. | bridge |
| B. | firewall |
| C. | router |
| D. | none of these |
| Answer» D. none of these | |
| 1133. |
A printer is this kind of device- |
| A. | Input |
| B. | Word Processing |
| C. | Processing |
| D. | Output |
| Answer» E. | |
| 1134. |
Soft copy is an intangible output, so then what is a hard copy? |
| A. | The physical parts of a computer |
| B. | The printed parts of a computer |
| C. | The printed output |
| D. | The physical output device |
| Answer» D. The physical output device | |
| 1135. |
In MICR, C stands for ............................. |
| A. | Code |
| B. | Colour |
| C. | Computer |
| D. | Character |
| Answer» E. | |
| 1136. |
A ..................... can make it easier to play games. |
| A. | Mouse |
| B. | Joystick |
| C. | Keyboard |
| D. | Pen |
| Answer» C. Keyboard | |
| 1137. |
What would you do to highlight a word? You position the cursor next to the word, and then ............................. |
| A. | Drag mouse while holding button down |
| B. | Click mouse once |
| C. | Roll mouse around |
| D. | Roll and then click mouse |
| Answer» B. Click mouse once | |
| 1138. |
When speaking of computer input and output, input refers to........................... |
| A. | any data processing that occurs from new data input into the computer |
| B. | data or information that has been entered into the computer |
| C. | the transmission of data that has been input into the computer |
| D. | both (B) and (C) |
| Answer» E. | |
| 1139. |
Main memory works in conjuction with...................... |
| A. | special function cards |
| B. | RAM |
| C. | CPU |
| D. | Intel |
| Answer» D. Intel | |
| 1140. |
A microprocessor is the brain of the computer and is also called a(n)................... |
| A. | microchip |
| B. | macrochip |
| C. | macroprocessor |
| D. | calculator |
| Answer» B. macrochip | |
| 1141. |
The computer's processor consists of the following parts |
| A. | CPU and Main Memory |
| B. | Hard Disk and Floppy Drive |
| C. | Main Memory and Storage |
| D. | Control Unit and ALU |
| Answer» E. | |
| 1142. |
The arithmatic/logic unit performs the following actions |
| A. | checks data for accuracy |
| B. | does calculations using addition, substraction, multiplication, and division |
| C. | does logical comparisons, such as equal to, greater than, less than |
| D. | does both calculations and logical comparisons |
| Answer» E. | |
| 1143. |
The "BCC" in the email body is stands for |
| A. | Blind content copy |
| B. | Below content copy |
| C. | Bold carbon copy |
| D. | Blind carbon copy |
| Answer» E. | |
| 1144. |
Indian computer scientist Abhay Bhushan plays a major role in the development of |
| A. | FTP |
| B. | ROM |
| C. | Chat |
| D. | VoIP |
| Answer» B. ROM | |
| 1145. |
Who is considered as the first programmer in computer history |
| A. | Charles Babbage |
| B. | Ada Lovelace |
| C. | Alan Turing |
| D. | Rosalind Franklin |
| Answer» C. Alan Turing | |
| 1146. |
Microsoft released Windows 10 in the year |
| A. | 2013 |
| B. | 2014 |
| C. | 2015 |
| D. | 2016 |
| Answer» D. 2016 | |
| 1147. |
Which port is uses by HTTPS to transfer its information |
| A. | 435 |
| B. | 441 |
| C. | 443 |
| D. | 446 |
| Answer» D. 446 | |
| 1148. |
ENIAC was the computer of |
| A. | First generation |
| B. | Second generation |
| C. | Third generation |
| D. | Fourth generation |
| Answer» B. Second generation | |
| 1149. |
PowerPoint readymade design is called |
| A. | Template |
| B. | Layout |
| C. | Designer |
| D. | Guide |
| Answer» B. Layout | |
| 1150. |
In what type of network architecture every workstation has equivalent capability and responsibility |
| A. | Client Server |
| B. | LAN |
| C. | WAN |
| D. | Peer to Peer |
| Answer» E. | |