Command Interpreter is also known as


Options: Prompt B. Shell C. Command D. DOS Prompt

Ans:– B ,


Description: mcqquestions






More Operating System Related questions:


. Which of the following is the DBMS type
Options: a. Flat File System b. Hierarchical DBMS c. Relational DMBS d. All of the Above

Ans:– d,– d


The Word Count command on the Tools menu displays the number of words as well as the number of _____ in the current document.
Options: a. lines b. characters c. paragraphs d. all of the above

Ans:– D,– D


What is the output of the program? #include<stdio.h> int main() { union a { int i; char ch[2]; }; union a u; u.ch[0] = 3; u.ch[1] = 2; printf("%d, %d, %d\n", u.ch[0], u.ch[1], u.i); return 0; }
Options: 3, 2, 515,    515, 2, 3,    3, 2, 5,    None of these

Ans:A ,A


. A floppy disk contains

Options: A) Circular tracks only B) Sectors only C) Both circular tracks and sectors D) None of the above

Ans:C,C


Which of the following allow you to select more than one slide in a presentation?
Options: a. Alt + Click each slide b. Shift + drag each slide c. Shift + Click each slide d. Ctrl + Click each slide

Ans: – C , – C


Which memory allocation policy allocate the largest hole to the process?
Options: Best-Fit B. Worst-Fit C. First-Fit D. None of them

Ans:– B ,


Which daemon is used for the Apache server?
Options: apached,    httpd,    html,    shttp

Ans:B ,B


With an IP address of 201.142.23.12, what is your default subnet mask?
Options: 0.0.0.0,    255.0.0.0,    255.255.0.0,    255.255.255.0

Ans:D ,D


Point out the error in the following program. #include<stdio.h> #include<stdlib.h> int main() { int *a[3]; a = (int*) malloc(sizeof(int)*3); free(a); return 0; }
Options: Error: unable to allocate memory,    Error: We cannot store address of allocated memory in a,    Error: unable to free memory,    No error

Ans:B ,B


An error detecting code is which code is the remainder resulting from dividing the bits to be checked by a predetermined binary number, is known as
Options: Cyclic redundancy check,    Checksum,    Error detecting code,    Error rate

Ans:A ,A


Which method uses the design analysis as a method for effecting the design?
Options: The iterative design method,    The direct method,    The design selection method,    All of the above

Ans:B ,B


In which addressing mode, the effective address of the operand is generated by adding a constant value to the contents of a register?
Options: Absolute mode,    Indirect mode,    Immediate mode,    Index mode

Ans:D ,D


. Which of the following have the fastest access time?
Options: Semiconductor Memories B. Magnetic Disks C. Magnetic Tapes D. Compact Disks

Ans: – A ,


Which file executes commands in DOS?
Options: MS-DOS.SYS,    CONFIG.SYS,    COMMAND.COM,    SYSTEM.INI

Ans:C ,C


. Computer Model IBM 1401 is
Options: First Generation Computer B. Second Generation Computer C. Third Generation Computer D. Fourth Generation Computer

Ans:– B ,


What will be the output of the program? #include<stdio.h> #include<stdarg.h> void fun(char *msg, ...); int main() { fun("IndiaBIX", 1, 4, 7, 11, 0); return 0; } void fun(char *msg, ...) { va_list ptr; int num; va_start(ptr, msg); num = va_arg(ptr, int); num = va_arg(ptr, int); printf("%d", num); }
Options: IndiaBIX 1 7 11 0,    1,    4,    7

Ans:C ,C


A computer file contains several records. What does each record contain?
Options: Bytes,    Words,    Fields,    Database

Ans:C ,C


What action will correct patchy, faint, uneven or intermittent print on a dot matrix printer?
Options: Replacing the ribbon,    Replacing the timing belt,    Adjusting the paper feed tension,    Adjusting the tractor feed tension

Ans:A ,A


The main function(s) of computer in CAD is/are
Options: To serve as an extension to the memory of the designer,    To enhance the analytical and logical power of the designer,    To relieve the designer from routine repetitious tasks.,    All of the above

Ans:D ,D


. Ctrl + G
Options: a. Open Paragraph Dialog box activating Goto Tab b. Open Page Setup Dialog box activating Goto Tab c. Open Find and Replace Dialog box with activating Goto Tab d. Open Goto Dialog box

Ans:–  C,–  C


The current gain of a transistor is defined as the ratio of the collector current to the
Options: base current,    emitter current,    supply current,    collector current

Ans:A ,A


Which of the following applies to a class rather than an object?
Options: Query,    Update,    Scope,    Constructor

Ans:C ,C


. In Excel, a Data Series is defined as what?
Options: a. A type of chart. b. A cell reference. c. A collection of related data d. A division of results

Ans:– c,– c


Which of the following is a technique for hiding the internal implementation details of an object?
Options: Encapsulation,    Polymorphism,    Inheritance,    All of the above.

Ans:A ,A


Capacity planning
Options: requires detailed system performance information,    is independent of the operating system,    does not depend on the monitoring tools available,    is not needed in small installations

Ans:B ,B


You can embed a MS-Organization Chart in a slide by
Options: a. Clicking the object command on the edit menu b. Clicking the object command on the edit menu c. Clicking the insert new slide button the standard toolbar, then double click the organization chart button on the formatting toolbar d. Clicking the MS-Organization Chart button on the standard toolbar

Ans: – B , – B


Which of the following tasks is not suited for sequential processing by a computer?
Options: Preparing of mailing labels,    Processing payroll cheques,    Accounting for credit card purchases,    Inventory control

Ans:D ,D


. What is the correct way to refer the cell A10 on sheet3 from sheet1?
Options: sheet3!A10 B. sheet1!A10 C. Sheet3.A10 D. A10

Ans: – A ,


Artificial intelligence is
Options: the embodiment of human intellectual capabilities within a computer.,    a set of computer programs that produce output that would be considered to reflect intelligence if it were generated by humans.,    the study of mental faculties through the use of mental models implemented on a computer.,    All of the above

Ans:D ,D


In LISP, the function evaluates both <variable> and <object> is
Options: set,    setq,    add,    eva

Ans:A ,A


The Santa Clara Valley, California is popularly known as Silicon Valley of America because
Options: huge deposits of silicon are found there,    many silicon chip manufacturing firms are located there,    Santa Claus visits it every Christmas,    it is full of large grain sand

Ans:B,B


What shell's wild-card is used to match any number of characters including none?
Options: *,    ?,    [!ijk],    [ijk]

Ans:A ,A


Which of the following is usually a special one-time operation that must be completed over a limited time period?
Options: Batch,    Patch,    Project,    Word

Ans:C ,C


What will be the output of the program under DOS? #include<stdio.h> int main() { char huge *near *far *ptr1; char near *far *huge *ptr2; char far *huge *near *ptr3; printf("%d, %d, %d\n", sizeof(ptr1), sizeof(**ptr2), sizeof(ptr3)); return 0; }
Options: 4, 4, 4,    4, 2, 2,    2, 8, 4,    2, 4, 8

Ans:B ,B


43. When assigning a shortcut key to a symbol, you should always try to select a key or key combination that is:
Options: a. unassigned b. located on the ten-key pad section of your keyboard. c. assigned to another task. d. from the same font family as the symbol.

Ans:– A ,– A


A sequence of instructions, in a computer language, to get the desired result, is known as
Options: Algorithm,    Decision Table,    Program,    All of the above

Ans:C ,C


. How can you remove borders applied in cells?
Options: a. Choose None on Border tab of Format cells b. Open the list on Border tool in Formatting toolbar then choose first tool (no border) c. Both of above d. None of above

Ans:– c,– c


Molecule is
Options: The smallest particle of a substance that retains the properties of that substance,    A atom that has a shortage of electrons in its outer orbit,    A atom that has an excessive number of electrons in its outer orbit,    A atom that flows whenever there is an imbalance of electrical charges between two points

Ans:A ,A


. Primary memory stores
Options: A) Data alone B) Programs alone C) Results alone D) All of these

Ans:3-D,3-D


. How to split a table in Word 2010?
Options: Tables group on the Insert ribbon and click the Split Table button B. Split group on the Layout ribbon and click the Split Table button C. Merge group on the Layout ribbon and click the Split Table button D. Split group on the Table ribbon and click the Split Table button

Ans:– C ,


File specification books are created primarily for the use of
Options: systems analysts,    programmers,    operators,    managers

Ans:B ,B


Which of the following subdirectory(ies) contains the system boot scripts.
Options: /dev,    /bin,    /etc,    /home

Ans:C ,C


Stepping motors:
Options: can run at varying speeds,    can be built to index different amounts by changing the pole configuration,    can run both clockwise and counterclockwise,    do not require commutators

Ans:E ,E


The CPU of a computer transfers print output to a temporary disk memory at high speed and then gets back to processing another job without waiting for the output to got to the printer. In this way, the CPU does not remain idle due to its own high speed as compared to the low speed of the printer. What is the name of this memory?
Options: External memory,    I/O memory,    ROM,    Buffer memory

Ans:D,D


The working principles of today's computers were provided by an English mathematician
Options: Charles Babbage,    Dr. Hollerith,    Donald Reach,    Ken Reider

Ans:A ,A


Structured design methodology is an approach to design that adheres to rales based on principles such as
Options: top-down refinement,    bottom-up design,    data flow analysis,    All of the above

Ans:C ,C


  ASCII stands for
Options: A. American Standard Code for Information Interchange B. American Scientific Code for International Interchange C. American Standard Code for Intelligence Interchange D. American Scientific Code for Information Interchange

Ans:A,


PROLOG is an AI programming language which solves problems with a form of symbolic logic known as predicate calculus. It was developed in 1972 at the University of Marseilles by a team of specialists. Can you name the person who headed this team?
Options: Alain Colmerauer,    Nicklaus Wirth,    Seymour Papert,    John McCarthy

Ans:A ,A


Which of the following is not a Storage Manager Component?
Options: Transaction Manager B. Logical Manager C. Buffer Manager D. File Manager

Ans:– B ,


What is the number of bits needed for an address in a 4 K memory?
Options: 16,    8,    12,    4

Ans:C ,C

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