MCQOPTIONS
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MCQOPTIONS
This section includes 839 Mcqs, each offering curated multiple-choice questions to sharpen your C++ Programming knowledge and support exam preparation. Choose a topic below to get started.
| 651. |
System is protected from hackers ith a help of |
| A. | snort |
| B. | backup |
| C. | anti-virus |
| D. | firewall |
| Answer» B. backup | |
| 652. |
Which type of command requires additional files to perform specific operations? |
| A. | Internal commands |
| B. | External commands |
| C. | Valuable commands |
| D. | Primary commands |
| Answer» C. Valuable commands | |
| 653. |
Tag which is used for adding comments is |
| A. | ! - - |
| B. | // |
| C. | - - ! |
| D. | * * |
| Answer» C. - - ! | |
| 654. |
A GUI is a |
| A. | hardware |
| B. | language interpreter |
| C. | software interface |
| D. | operating system |
| Answer» D. operating system | |
| 655. |
Function which is used to read strings is |
| A. | getch() |
| B. | getc() |
| C. | getstr() |
| D. | gets() |
| Answer» E. | |
| 656. |
Computer document which act as a contract between the developer and the customer is |
| A. | SDD |
| B. | DFD |
| C. | SRS |
| D. | DOS |
| Answer» D. DOS | |
| 657. |
Three software parts of a GUI program are |
| A. | window, button, mice |
| B. | GUI components, graphics, codes |
| C. | GUI components, event listeners, application code |
| D. | frames, code, event |
| Answer» D. frames, code, event | |
| 658. |
Process in which a program is written to respond to the button clicks, menu selections, and other actions of user in whatever order is termed as |
| A. | event-driven programming |
| B. | action-driven programming |
| C. | user-driven programming |
| D. | mouse-driven programming |
| Answer» B. action-driven programming | |
| 659. |
Requested files used by web are stored in memory |
| A. | ROM |
| B. | RAM |
| C. | cache |
| D. | PROM |
| Answer» D. PROM | |
| 660. |
The ...... program compresses large files into a smaller file |
| A. | WinZip |
| B. | WinShrink |
| C. | WinStyle |
| D. | None of above |
| Answer» B. WinShrink | |
| 661. |
Press the ..... button to have the window fill the entire screen |
| A. | Close |
| B. | Maximize |
| C. | Minimize |
| D. | None of the above |
| Answer» C. Minimize | |
| 662. |
Directory is similar to ...... |
| A. | File |
| B. | Folder |
| C. | Item |
| D. | None of above |
| Answer» C. Item | |
| 663. |
A user-interface that is easy to use is considered to be |
| A. | User-happy |
| B. | User-simple |
| C. | User-friendly |
| D. | None of the above |
| Answer» D. None of the above | |
| 664. |
The most recent version of MAC OS is based on the ...... operating system |
| A. | Windows |
| B. | Linux |
| C. | Unix |
| D. | CMOS |
| Answer» D. CMOS | |
| 665. |
One component which contains nearly all GUI programs will have |
| A. | frame |
| B. | mouse |
| C. | monitor |
| D. | button |
| Answer» B. mouse | |
| 666. |
Operating System means ........................ |
| A. | a set of programs which controls computer working |
| B. | a way of computer drives works |
| C. | a set of devices and programs |
| D. | All of the above |
| Answer» B. a way of computer drives works | |
| 667. |
The main interface in windows and OS X is an interface |
| A. | embedded |
| B. | graphical |
| C. | command-line |
| D. | neural |
| Answer» B. graphical | |
| 668. |
Collection of data which is used to send as a single message is called |
| A. | datagram |
| B. | protocol |
| C. | switch |
| D. | pipe |
| Answer» B. protocol | |
| 669. |
The program that allows the OS to work with a printer or a video card is a(n) |
| A. | utility |
| B. | driver |
| C. | applet |
| D. | system call |
| Answer» B. driver | |
| 670. |
In many GUI-based programs, display button which lets you issue command quickly is |
| A. | command bar |
| B. | scroll bar |
| C. | menu bar |
| D. | toolbar |
| Answer» E. | |
| 671. |
The problem of variable delay in video conferencing is removed using |
| A. | packet filter |
| B. | time stamp |
| C. | gateway |
| D. | router |
| Answer» C. gateway | |
| 672. |
........ interface consists of thing like program counter, register, interrupts and terminal |
| A. | Hardware |
| B. | Software |
| C. | Data |
| D. | None |
| Answer» B. Software | |
| 673. |
The multiple use of input or output operators in one statement is called |
| A. | overriding |
| B. | overloading |
| C. | cascading |
| D. | overburdning |
| Answer» D. overburdning | |
| 674. |
Highest layer of network abstraction contains |
| A. | gateway |
| B. | repeater |
| C. | router |
| D. | bridge |
| Answer» B. repeater | |
| 675. |
The problem with .... file is that they slow your computer's operation |
| A. | Fragmented |
| B. | Formatted |
| C. | Program |
| D. | All of above |
| Answer» B. Formatted | |
| 676. |
The operating system creates ...... from the physical computer |
| A. | Virtual space |
| B. | Virtual computer |
| C. | Virtual device |
| D. | None |
| Answer» C. Virtual device | |
| 677. |
...... system is built directly on the hardware |
| A. | Environment |
| B. | System |
| C. | Operating |
| D. | None |
| Answer» D. None | |
| 678. |
To introduce special effect in a slide show we use |
| A. | overheads |
| B. | letters |
| C. | slide transition |
| D. | slide animation |
| Answer» D. slide animation | |
| 679. |
File mapping is managed by |
| A. | file metadata |
| B. | page table |
| C. | virtual memory |
| D. | file system |
| Answer» B. page table | |
| 680. |
................... is a facility that allows programmers to address memory from a logical point of view, without regard to the main memory, physically available. |
| A. | Visual memory |
| B. | Real memory |
| C. | Virtual memory |
| D. | Secondary memory |
| Answer» D. Secondary memory | |
| 681. |
The first batch operating system was developed in the ................. by General Motors for use on an IBM 701. |
| A. | mid 1940's |
| B. | mid 1950's |
| C. | mid 1960's |
| D. | mid 1970's |
| Answer» C. mid 1960's | |
| 682. |
With ................ only one process can execute at a time; meanwhile all other process are waitingfor the processer. With .............. more than one process can be running simultaneously each on adifferent processer. |
| A. | Multiprocessing, Multiprogramming |
| B. | Multiprogramming, Uniprocessing |
| C. | Multiprogramming, Multiprocessing |
| D. | Uniprogramming, Multiprocessing |
| Answer» D. Uniprogramming, Multiprocessing | |
| 683. |
……………….. is a example of an operating system that support single user process and single thread. |
| A. | UNIX |
| B. | MS-DOS |
| C. | OS/2 |
| D. | Windows 2000 |
| Answer» C. OS/2 | |
| 684. |
Process Management function of an operating system kernel includes |
| A. | Process creation and termination |
| B. | Process scheduling and dispatching |
| C. | Process switching |
| D. | All of the above |
| Answer» E. | |
| 685. |
............ is a special type of programming language used to provide instructions to the monitor simple batch processing schema. |
| A. | Job control language (JCL) |
| B. | Processing control language (PCL) |
| C. | Batch control language (BCL) |
| D. | Monitor control language (MCL) |
| Answer» B. Processing control language (PCL) | |
| 686. |
The two central themes of modern operating system are ............... |
| A. | Multiprogramming and Distributed processing |
| B. | Multiprogramming and Central Processing |
| C. | Single Programming and Distributed processing |
| D. | None of above |
| Answer» B. Multiprogramming and Central Processing | |
| 687. |
A .................... architecture assigns only a few essential functions to the kernel, including addressspaces, Inter process communication (IPC) and basic scheduling. |
| A. | Monolithic kernel |
| B. | Micro kernel |
| C. | Macro kernel |
| D. | Mini kernel |
| Answer» C. Macro kernel | |
| 688. |
Which of the following are the functions of operating system?i) recovering from errors ii) facilitating input/outputiii) facilitating parallel operation iv) sharing hardware among usersv) implementing user interface |
| A. | i, ii, ii, and v only |
| B. | i, ii, iii, and iv only |
| C. | ii, iii, iv and v only |
| D. | All i, ii, iii, iv and v |
| Answer» E. | |
| 689. |
............ is a large kernel, including scheduling file system, networking, device drivers, memory management and more. |
| A. | Monolithic kernel |
| B. | Micro kernel |
| C. | Macro kernel |
| D. | Mini kernel |
| Answer» B. Micro kernel | |
| 690. |
The volatile storage is/are |
| A. | Main memory |
| B. | Cache |
| C. | Register |
| D. | All of the above. |
| Answer» E. | |
| 691. |
Shell is the exclusive feature of which software? |
| A. | UNIX |
| B. | DOS |
| C. | System software |
| D. | Application software |
| Answer» B. DOS | |
| 692. |
The address generated by the CPU is referred to as: |
| A. | physical address |
| B. | logical address |
| C. | physical as well as logical address. |
| D. | None of the above |
| Answer» C. physical as well as logical address. | |
| 693. |
Your system response time is very poor. What may be the reason? |
| A. | Process is busy |
| B. | I/O rates may be high |
| C. | High paging rates |
| D. | All of the above |
| Answer» E. | |
| 694. |
Which of the following is correct regarding operating system? |
| A. | It manages the computer hardware. |
| B. | It executes user programs. |
| C. | Provide system services to the application. |
| D. | All of the above. |
| Answer» E. | |
| 695. |
What will a simple two pass assembler do in the first pass? |
| A. | It will allocate space for the literals. |
| B. | It will generate the code for all the load and store register instruction. |
| C. | It will build the symbol table for the symbols and their values. |
| D. | It will compute the total length of the program. |
| Answer» B. It will generate the code for all the load and store register instruction. | |
| 696. |
Which of the following scheduling algorithm is non-preemptive? |
| A. | Multilevel feedback queue. |
| B. | Round Robin |
| C. | FIFO |
| D. | None of the above. |
| Answer» D. None of the above. | |
| 697. |
The procedure of starting a computer by loading the kernel is known as |
| A. | Starting of kernel |
| B. | Booting the system. |
| C. | Loading the API. |
| D. | None of the above. |
| Answer» C. Loading the API. | |
| 698. |
Which of the following loader is executed when a system is first turned on or restarted |
| A. | Boot loader |
| B. | Compile and Go loader |
| C. | Bootstrap loader |
| D. | Relating loader |
| Answer» D. Relating loader | |
| 699. |
What is the name of the software which deals with the running of the actual computer and not with the programming problems? |
| A. | Operating system |
| B. | System program |
| C. | Object program |
| D. | Source program |
| Answer» C. Object program | |
| 700. |
What is the name of the software which can be legally compiled and often used for free? |
| A. | Shareware program |
| B. | Public domain program |
| C. | Firmware program |
| D. | Mind Ware |
| Answer» C. Firmware program | |