➤ Which of the following layers in the ISO OSI reference network model lies between physical and network layers?
- Data link
- Application
- Transport
- Session
The Data link layer is responsible for the node-to-node data transfer and error detection and correction.
➤ Which layers in the ISO OSI reference network model are responsible for routing of packets over the network?
- Physical
- Data link
- Network
- Transport
The Network layer is responsible for packet forwarding and routing through intermediate routers.
➤ A web based information repository that is collaboratively edited by the members of the concerned community is called a ________.
- Web application
- Wiki
- Portal
- Blog
A Wiki is a type of website that allows collaborative editing of its content and structure by its users.
➤ A Frequency band of the spectrum reserved for unlicensed usage is called _____ band.
- Bluetooth
- ISM
- ISP
- WiFi
The ISM (Industrial, Scientific, and Medical) band is allocated for unlicensed use, including WiFi and Bluetooth technologies.
➤ A computer can capture all the packets being transmitted over the shared transmission medium by setting the network interface in _______ mode.
- Active
- Safe
- Promiscuous
- Dormant
Promiscuous mode allows a network interface to intercept and capture all packets on the network, not just those addressed to it.
➤ Which of the following is an invalid IPv4 address?
- 10.1.1
- 218.248.240.79
- 74.21.18.251
- 192.168.1.270
IPv4 addresses consist of four octets, each ranging from 0 to 255. ‘192.168.1.270’ is invalid because 270 exceeds the valid range.
➤ Which of the following IPv4 address series is reserved by IANA for private use?
- 192.168.0.0 to 192.168.255.255
- 74.48.0.0 to 74.48.255.255
- 16.16.0.0 to 16.24.255.255
- 190.168.0.0 to 190.168.255.255
The address range ‘192.168.0.0 to 192.168.255.255’ is designated for private networks by IANA.
➤ Which of the following is optic fibre cable?
- UTP
- Ethernet
- Multimode
- CAT6
Multimode refers to a type of optical fiber cable used for short-distance data transmission.
➤ What is the full form of the term WEP used with Wi-Fi security?
- Wireless Equipment protection
- Wireless Electronic privacy
- Wireless enabled password
- Wired equivalent privacy
WEP stands for Wired Equivalent Privacy, a security protocol for wireless networks.
➤ Which of the following is generally not a function of an operating system?
- Process management
- Protection and security
- Word processing
- Memory management
Word processing is typically not a function of an operating system but rather of application software.
➤ Which of the CPU scheduling algorithms may not cause starvation?
- Shortest Job first
- Shortest Remaining Time first
- Priority scheduling
- Round Robin
Round Robin scheduling algorithm allocates time slices to processes, ensuring no process is starved.
➤ A______is a memory that stores the data, while it is being transferred between two devices or an application.
- Spool
- Stack
- Buffer
- Cache
A Buffer temporarily holds data while it is being transferred between devices or applications.
➤ Which of the following is not a major version of Microsoft Windows operating system?
- Windows Vista
- Windows XE
- Windows ME
- Windows XP
Windows XE is not a recognized major version of Windows OS.
➤ In Windows 10, how can one sneak a peek at the desktop without closing or minimizing all the open windows?
- By pressing Ctrl+Alt+Shift
- By moving the mouse cursor at the end of the taskbar
- By shaking mouse cursor
- By long pressing shift key
Hovering over the end of the taskbar shows a preview of the desktop.
➤ What is the short method to minimize all the other windows except the one you wish to keep visible in Windows 10?
- By long pressing Ctrl key
- By grabbing the window’s title bar using mouse and shaking it
- By pressing F1 key
- By pressing Ctrl+Alt+S
Shaking the title bar of a window minimizes all other open windows.
➤ In Windows 10, the _______ provides quick access to notifications, toggle battery saver mode, choose a network, and access tablet mode.
- Menu bar
- Quick launch bar
- Action Center
- Status bar
The Action Center in Windows 10 provides quick access to various settings and notifications.
➤ Which of these describes a situation when a computer does not respond to any input from the user?
- Sleep
- Hang
- Suspend
- Boot
A “Hang” refers to a state where the computer becomes unresponsive to user inputs.
➤ A ______ is a situation that arises when two threads access a shared variable simultaneously and the final value in the variable depends upon the order of execution of thread instructions.
- Deadlock
- Race condition
- Belady anomaly
- Cache miss
A Race Condition occurs when multiple threads access shared data concurrently and the outcome depends on the order of execution.
➤ What is the format of an Android application package file?
- EXE
- DLL
- APK
- APF
Android application packages use the .APK format.
➤ Red Hat is an example of
- Anti-virus software
- Linux distribution
- Database management system
- Image editing software
Red Hat is a Linux distribution used in enterprise environments.
➤ What is the Linux command to delete a file?
- erase
- rm
- del
- kill
The ‘rm’ command is used to remove files in Linux.
➤ What is the full form of GUI?
- Graphical User Interface
- Graphical User Interface
- Graphical Universal Interface
- Graphical Unified Interface
GUI stands for Graphical User Interface, which provides a visual way to interact with computers.
➤ In which of the following operating systems is the file system most likely to use the ext4 format?
- Windows
- Mac OS
- Unix
- Linux
The ext4 file system is commonly used in Linux operating systems.
➤ Which of the following is a social networking site?
- Wikipedia
- Google Scholar
Facebook is a social networking site that allows users to connect and interact with others.
➤ Which of the following is the latest release of the Linux Kernel as of July 2024?
- 5.14
- 5.15
- 6.5
- 6.4
The Linux Kernel 6.5 is the most recent release as of July 2024.
➤ Which of the following is not an example of a database management system?
- MySQL
- MongoDB
- Microsoft Office
- PostgreSQL
Microsoft Office is not a database management system; it is a suite of productivity applications.
➤ Which programming language is known for its use in web development and is a popular choice for server-side scripting?
- C++
- Java
- PHP
- Python
PHP is widely used for server-side scripting in web development.
➤ What does the acronym ‘HTTP’ stand for?
- Hyper Transfer Text Protocol
- Hypertext Transfer Protocol
- Hypertext Text Transfer Protocol
- Hypertext Transfer Protocol
HTTP stands for Hypertext Transfer Protocol, used for transferring web pages on the internet.
➤ Which of the following is used to retrieve data from a database?
- INSERT
- UPDATE
- DELETE
- SELECT
The SELECT statement is used to query and retrieve data from a database.
➤ The process of finding and correcting errors in software code is known as ______.
- Compiling
- Debugging
- Testing
- Debugging
Debugging involves identifying and fixing bugs or errors in software code.
➤ Which of the following is a popular version control system?
- Jenkins
- JIRA
- Docker
- Git
Git is a widely used version control system for tracking changes in source code during development.
➤ Which of the following is a major component of a computer’s hardware?
- Operating System
- Software
- Applications
- Processor
The Processor, or CPU, is a core hardware component responsible for executing instructions.
➤ The act of translating a high-level programming language into machine code is called _______.
- Compiling
- Compiling
- Interpreting
- Translating
Compiling is the process of converting high-level code into machine code that a computer can execute.
➤ In a computer network, the term ‘bandwidth’ refers to _______.
- Data transfer rate
- Network speed
- Latency
- Data transfer rate
Bandwidth refers to the maximum rate at which data can be transmitted over a network.
➤ Which of the following is a cloud storage service?
- Microsoft Excel
- Adobe Photoshop
- Google Drive
- Microsoft Word
Google Drive is a cloud storage service that allows users to store and access files online.
➤ In networking, what does LAN stand for?
- Local Area Network
- Local Area Network
- Large Area Network
- Long Area Network
LAN stands for Local Area Network, which connects devices within a limited area.
➤ In programming, what is the primary purpose of a loop?
- To terminate a program
- To create functions
- To repeat a block of code
- To handle exceptions
A loop is used to execute a block of code repeatedly based on a condition.
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