Free Web and Mobile Development MCQs with Answers

• A. prior network
• B. chief network
• C. prime network
• D. overlay network

Explanation: An overlay network is built logically on top of an existing underlying network and uses that network to carry its traffic.

• 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

Explanation: TCP is connection-oriented, establishes the connection through a three-way handshake, and presents application data as a reliable ordered…

• A. HTTP
• B. FTP
• C. Telnet
• D. None of these

Explanation: Telnet provides interactive remote login, allowing a user to connect to another host and send keystrokes to it.

• A. Loss-tolerant application
• B. Bandwidth-sensitive application
• C. Elastic application
• D. None of these

Explanation: E-mail is an elastic application because it can tolerate variable delay and bandwidth and does not require a continuous fixed-rate…

• A. Keyboard
• B. Mouse
• C. Joystick
• D. Track ball

Explanation: The mouse is the standard pointing device in a graphical user environment because it controls the on-screen pointer and supports selection…

• A. network layer
• B. physical layer
• C. transport layer
• D. application layer

Explanation: The data link layer receives packets from the network layer and adds its own header and trailer to form frames.

• A. sectioned
• B. partitioned
• C. inter-sectioned
• D. deleted

Explanation: A hard disk is first divided into logical sections called partitions, and each partition can then be formatted with a file system.

• A. broadcast network
• B. unicast network
• C. multicast network
• D. none of the mentioned

Explanation: In a broadcast network, all machines share the same communication channel and transmitted data can be received by every connected machine.

• A. Database
• B. DBMS
• C. Data entry
• D. Data processor

Explanation: A digital device that accepts, manipulates, and produces data is called a data processor in these options.

• A. control bus
• B. parity unit
• C. control unit
• D. semiconductor

Explanation: Semiconductors are the materials used to manufacture integrated circuits and computer chips because their electrical conductivity can be…

• A. bit-by-bit delivery
• B. process to process delivery
• C. application to application delivery
• D. none of these

Explanation: The physical layer transmits raw bits over a medium, so its delivery is described as bit-by-bit.

• A. individual
• B. department
• C. company
• D. city

Explanation: A personal computer is intended primarily for one user, unlike larger systems designed to serve a department, company, or city.

• A. line coding
• B. channel coding
• C. modulation
• D. all of these

Explanation: The physical layer converts bits into signals using techniques such as line coding and modulation, and it can also apply channel coding…

• A. objects
• B. data
• C. ideas
• D. facts

Explanation: In basic computer terminology, input supplied to a computer is called data, which may later be processed into meaningful information.

• A. Clip art
• B. Highlight
• C. Fetch
• D. Decode

Explanation: Dragging the pointer across text while selecting it causes the text to be highlighted, usually by displaying it with a contrasting…

• A. personal area network
• B. local area network
• C. virtual private network
• D. none of the mentioned

Explanation: Bluetooth creates a short-range network around an individual, such as between a phone, headset, and laptop, so it is a personal area…

• A. File transfer
• B. File download
• C. E-mail
• D. Internet telephony

Explanation: Internet telephony is time-sensitive because voice packets must arrive quickly and in order for conversation to remain understandable.

• A. types of messages exchanged
• B. message format, syntax and semantics
• C. rules for when and how processes send and respond to messages
• D. all of these

Explanation: An application-layer protocol specifies what messages mean, how they are formatted, and the rules governing when processes send and answer…

• A. wsock
• B. winsock
• C. wins
• D. none of these

Explanation: Winsock, short for Windows Sockets, is the Windows API for network socket communication.

• A. Local area network
• B. Wide area network
• C. Modulator-Demodulator
• D. All of the above

Explanation: A wide area network connects computers across a large geographical region, often using telephone or other telecommunications…