. Through which device the main components of the computer communicate with each other?


Options: Keyboard B. System Bus C. Monitor D. Memory

Ans: – B ,


Description: mcqquestions






More Computer Fundamental Related questions:


. Which of the following registers is used to keep track of address of the memory location where the next instruction is located?

Options: A) Memory address register B) Memory data register C) Instruction register D) Program counter

Ans:D,D


What SQL command can be used to delete columns from a table?
Options: MODIFY TABLE TableName DROP COLUMN ColumnName,    MODIFY TABLE TableName DROP ColumnName,    ALTER TABLE TableName DROP COLUMN ColumnName,    ALTER TABLE TableName DROP ColumnName

Ans:C ,C


What is a slide-title master pair?
Options: a. The title area and text area of a specific slide b. a slide master and title master merged into a single slide c. A slide master and title master for a specific design template d. All of above

Ans: – C , – C


What is the purpose of Spanning Tree Protocol in a switched LAN?
Options: To provide a mechanism for network monitoring in switched environments,    To prevent routing loops in networks with redundant paths,    To prevent switching loops in networks with redundant switched paths,    To manage the VLAN database across multiple switches

Ans:C ,C


Which of the structure is incorrcet? 1 : struct aa { int a; float b; }; 2 : struct aa { int a; float b; struct aa var; }; 3 : struct aa { int a; float b; struct aa *var; };
Options: 1,    2,    3,    1, 2, 3

Ans:B ,B


An operational amplifier:
Options: can be used to subtract two or more signals,    can be used to sum two or more signals,    uses the principle of feedback,    All of the above

Ans:D ,D


How can you find rows that do not match some specified condition?
Options: EXISTS,    Double use of NOT EXISTS,    NOT EXISTS,    None of the above is correct.

Ans:B ,B


What  is the name given to something that the  computer  will automatically use unless you tell it otherwise?
Options: a. a specification b. a wildcard c. a default d. a rule

Ans:6 c.  ,6 c. 


Which of the following TCP/IP protocol is used for transferring files from one machine to another?
Options: RARP,    ARP,    TCP,    FTP

Ans:D ,D


Which, of the following, is true for testing and debugging?
Options: Testing checks for logical errors in the programs, while debugging is a process of correcting those errors in the program,    Testing detects the syntax errors in the program while debugging corrects those errors in the program,    Testing and debugging indicate the same thing,    All of the above

Ans:A ,A


. Which of the following setup options can not be set in the page setup dialog box?
Options: a. Printer selection b. Vertical or horizontal placement c. Orientation d. Row and column titles

Ans:– a,– a


A machine that connects to two or more electronic mail systems and transfers mail messages among them is known as
Options: Gateways,    mail gateway,    bridges,    User Agent

Ans:B ,B


. What happens if you mark on Hidden check box of Font dialog box after you select some text?
Options: a. The text is deleted from document and you need to bring from Recycle Bin if required again. b. The text is hidden and you need to bring it by removing the check box if needed again c. The text is deleted and cannot be returned back d. The text is hidden and cannot be returned back

Ans: – B , – B


Which of the following best illustrates the default subnet mask for a class A,B, and C Network?
Options: 0.0.0.0, 0.0.0.1, 0.0.1.1,    255.255.255.0, 255.255.0.0, 255.0.0.0,    255.0.0.0, 255.255.0.0, 255.255.255.0,    255.255.0.0, 255.255.255.0, 255.255.255.255

Ans:C ,C


We have done an RFM analysis on our customer data. Mary Jones has a score of "1 1 5". This series means that Mary ________ .
Options: Has ordered recently, orders frequently, and places a large order when she orders.,    Hasn't ordered recently, orders infrequently, but places a large order when she orders.,    Has ordered recently, orders frequently, but doesn't place a large order when she orders,    Hasn't ordered recently, orders infrequently, and doesn't place a large order when she orders.

Ans:C ,C


. Which of the following concept is best to preventing page faults?
Options: a. Paging b. The working set c. Hit ratios d. Address location resolution

Ans:8 – b ,8 – b


. A small part of taskbar that has icons of background running applications is
Options: a. Start button b. Quick launch c. Task bar d. System tray

Ans: d, d


. In a table to insert User’s Voice, Data field should be
Options: a. OLE Object b. SoundField c. VoiceField d. Memo

Ans:– a,– a


In MS-DOS, relocatable object files and load modules have extensions
Options: .OBJ and .COM or .EXE, respectively,    .COM and .OBJ, respectively,    .EXE and .OBJ, respectively,    .DAS and .EXE, respectively

Ans:A ,A


Which of the following functions is/ are performed by the loader?
Options: Allocate space in memory for the programs and resolve symbolic references between object decks,    Physically place the machine instructions and data into memory,    Adjust all address dependent locations, such as address constants, to correspond to the allocated space,    All of the above

Ans:D ,D


In SQL, the _____ command is used to recompile a view
Options: COMPILE VIEW,    DEFINE VIEW,    CREATE VIEW,    ALTER VIEW

Ans:D ,D


 In Normal view, this tab displays the content of each slide.
Options:  Slides B.  View        C.  Sort D.  Outline

Ans:– D ,


What is the keyboard shortcut for creating a chart from the selected cell range?
Options: A. F2 B. F4 C. F8 D. F11

Ans:– D ,F11


The Primary job of the operating system is A)  Manage Commands B)  Manage Users         C)  Manage Programs D)  Manage Resources
Options:

Ans:– D ,


Which command will be used to display a column file compression ratio for each file of Double spaced disk?
Options: DIR/W,    DIR/S,    DIR/B,    DIR /C (/C switch introduced in DOS version 6.00)

Ans:D ,D


.   to add a new row to a table you would
Options: a. click the insert rows command on the insert menu b. press the enter key c. click the insert rows button on the standard toolbar d. none of the above

Ans:8 – D ,8 – D


Which of the following commands sets the secret password to Cisco?
Options: enable secret password Cisco,    enable secret cisco,    enable secret Cisco,    enable password Cisco

Ans:C ,C


. To print information from a table, the __________ tool is the best choice.
Options: a. form b. report c. query d. macro

Ans:2 – b ,2 – b


. UNIX operating system is a(n)
Options: a. Time sharing operating system b. Multi-user operating system c. Multi-tasking operating system d. All of the above

Ans:2 – d ,2 – d


You can edit a cell by
Options: a. Clicking the formula button b. Double clicking the cell to edit it in-place c. Selecting Edit>Edit Cell from the menu d. None of above

Ans:#8211; b,#8211; b


. What is the shortcut key for repeat the recent find?
Options: a. CTRL + F4 b. SHIFT + F4 c. CTRL + F5 d. SHIFT + F5

Ans:9 – B ,9 – B


Determine the resistance value and tolerance of a resistor that has the following color bands; first band is red, second band is red, third band is orange, and the fourth band is gold
Options: 220 Ohm, 5%,    220 Ohm, 10%,    22,000 Ohm, 5%,    22, 000 Ohm, 10%

Ans:C ,C


Which technology is used in Compact disks?
Options:  Mechanical B.  Electrical C.  Electro Magnetic D.  Laser

Ans:– D ,


Ctrl + H
Options: Open Find and Replace Dialog box with activating Replace Tab B. Open Format Dialog box activating Insert Hyper Link tab C. Open Insert Dialog box activating Insert Hyper Link Tab D. Open Insert Hyper Link Dialog box

Ans:– A ,


Which of the following data structure is not linear data structure?
Options: a. Arrays b. Linked lists c. Both of above d. None of above  

Ans:d,d


You suspect a virus has entered your computer. What will not be affected by the virus?
Options: CMOS,    Boot sector,    Floppy disks,    Program files

Ans:A ,A


. Which command is used to undelete a bunch of files withextension .doc that you have just deleted?
Options: a. Undelete b. Undelete/all c. Undelete *.doc d. All of above

Ans:- c,- c


. While Finding and Replacing some data in Excel, which of the following statement is valid?
Options: a.  You can Find and Replace within the sheet or workbook b.  Excel does not have option to match case for find c.  Both are valid d.  None are valid

Ans:– a,– a


The first step to the system study project is to
Options: define system performance criteria,    describe information needs,    staff for the study project,    announce the study project

Ans:D ,D


Which of the following data structure is linear data structure?
Options: a. Trees b. Graphs c. Arrays d. None of above  

Ans:c,c


Which memory is nonvolatile and may be written only once?
Options: RAM,    EE-ROM,    RAM,    PROM

Ans:D ,D


What are inserted as cross-reference in Word?
Options: A. Placeholders B. Bookmarks C. Objects D. Word fields

Ans:D ,Word fields


Database management systems are intended to 
Options: a. eliminate data redundancy b. establish relationship among records in different files c. manage file access D. all of the above 

Ans:D,All of above


External data is stored in the
Options: market forecast file,    forecast allocation file,    customer file,    All of the above

Ans:A ,A


What are the two types of Semaphore?
Options: Digital Semaphores and Binary Semaphores B. Analog Semaphores and Octal Semaphores          C. Counting Semaphores and Binary Semaphores D. Critical Semaphores and System Semaphores

Ans:– C ,


. Operating system is a ….
Options: a. System software b. Application software c. Presentation software d. Database software

Ans:7 – a ,7 – a


________ is a simple object model that is easier to understand and use than OLE DB, and is frequently used for database applications.
Options: ASP,    XML,    ODBC,    ADO

Ans:D ,D


. What is the maximum length a text field can be?
Options: a. 120 b. 255 c. 265 d. 75

Ans:8 – b ,8 – b


Which transmission mode is used for data communication along telephone lines?
Options: Parallel,    Serial,    Synchronous,    Asynchronous

Ans:B ,B


. The control unit of a microprocessor
Options: A) Stores data in the memory B) Accepts input data from keyboard C) Performs arithmetic/logic function D) None of above

Ans:D,D

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