_______ provides a connection-oriented reliable service for sending messages

Options: TCP B. IP C. UDP D. All of the above

Ans:– A ,

More Computer Networks Related questions:

. Which of the following bypasses the print dialog box when printing individual slides or an entire presentation?
Options: a. File, Print Preview b. The print button c. File, print d. Ctrl + P

Ans:8 – B ,8 – B

A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is
Options: A) Memory B) Buffer C) Accumulator D) Address


An oval represents which of the following in an ERD?
Options: Attribute,    Entity,    Optional One,    Relationship

Ans:A ,A

Which of the following is not valid version of MS Office?
Options:  A) Office XP, B) Office Vista, C) Office 2007, D) None of above, 


Telecommunications networks come in a wide range of speed and capacity capabilities. Select the best fit for answer:
Options: Bandwidth alternatives,    Switching alternating,    Inter organizational networks,    Extranets

Ans:A ,A

The company that grew out of research at the MIT AI lab is:
Options: AI corp,    LMI,    Symbolics,    both (b) and (c)

Ans:D ,D

. Which of the following statements is not true?
Options: a.  You can type text directly into a PowerPoint slide but typing in text box is more convenient. b.  From Insert menu choose Picture and then From File to insert your images into slides. c.  You can display a PowerPoint presentation in Normal, Slide Sorter or Slide Show view. d.  You can show or hide task pane from View >> Toolbars

Ans:0 – A ,0 – A

. Which of the following statement is true
Options: a. Reports can be used to retrieve data from tables and calculate b. Queries can be printed in well formatted manner and presented as the information c. Queries can include calculated fields that do not exist in table d. Reports and forms are similar but forms are use to print but reports to display on screen only

Ans:7 – c ,7 – c

. Referential integrity cannot be set for _______________ relationships.
Options: a. One-To-One b. Indeterminate c. One-To-Many d. Many-To-Many

Ans:9 – b ,9 – b

If both data and database administration exist in an organization, the database administrator is responsible for which of the following?
Options: Data modeling,    Database design,    Metadata,    All of the above.

Ans:B ,B

. “Ctrl + Home” is used to
Options: Moves the cursor to the beginning of Document B. Moves the cursor to the beginning of Line C. Moves the cursor to the beginning of Paragraph D. All of the above

Ans:– A ,

Interrupts which are initiated by an I/O drive are
Options: a . internal b . external c . software d . all of above


. Which of the following is the file extension for an Extensible Markup Language?
Options: a. EML b. HTML c. XML d. XSD

Ans:6 – c ,6 – c

. Which of the following operating system reads and reacts in actual time?
Options: a. Quick Response System b. Real Time System c. Time Sharing System d. Batch Processing System

Ans: b, b

A high quality CAD system uses the following for printing drawing and graphs
Options: Dot matrix printer,    Digital plotter,    Line printer,    All of the above


Which is built directly on the hardware?
Options: Computer Environment B. Application Software C. Operating System D. Database System

Ans:– C ,

What are the decimal and hexadecimal equivalents for the binary number 10110111?
Options: 69/0x2102,    183/B7,    173/A6,    83/0xC5

Ans:B ,B

. What does COUNTA () function do?
Options: a. counts cells having alphabets b. counts empty cells c. counts cells having number d. counts non-empty cells

Ans:– d,– d

A memory that does not change its contents without external causes is known as
Options: Dynamic memory,    Static memory,    RAM,    EEPROM

Ans:B ,B

Which of the following commands is used to assign executable permission to the owner of the file named "note"?
Options: chmod g+x note,    chmod u+w note,    chmod u+x note,    chmod ugo+x note

Ans:C ,C

What is the minimum number of operations required, for a microprocessor with 8 data pins, to read a 32-bit word?
Options: 1,    2,    4,    8

Ans:C ,C

Which of the following is not a part of Slide Design
Options: a. Design Template b. Color Scheme c. Animation Scheme d. Slide Layout

Ans: – D , – D

Which of the following is not a level of information handling:
Options: Decision Support System (DSS),    Operations Assistance System,    Transaction Processing System (IPS),    Office Automation System.

Ans:B ,B

. …. are specially designed computer chips that reside inside other devices, such as your car or electric thermostat
Options: a. Server b. Embedded computer c. Robotic computer d. Mainframes

Ans:2 – b ,2 – b

BCD is
Options: A) Binary Coded Decimal B) Bit Coded Decimal C) Binary Coded Digit D) Bit Coded Digit


. Which of the following Data Type is used to store picture in MS Access
Options: a. Picture b. OLE Object c. Memo d. Picture cannot be stored

Ans:– b,– b

A multi programming system is one that can
Options: run very fast,    share hardware resources with many programs simultaneously,    compute many programs simultaneously,    use many operating systems


Human beings are referred to as Homosapiens. Which device is called Silico sapiens?
Options: Monitor,    Hardware,    Robot,    Computer


In an SQL SELECT statement querying a single table, according to the SQL-92 standard the asterisk (*) means that:
Options: all columns of the table are to be returned.,    all records meeting the full criteria are to be returned.,    all records with even partial criteria met are to be returned.,    None of the above is correct.

Ans:A ,A

. A DBMS that runs on many different operating systems is said to be __________.
Options: a. scalable b. robust c. platform independent d. distributed

Ans:0 – c ,0 – c

The computer translates the condition of each switch to a number. What number is represented by the OFF state?
Options: -7,    -3.75,    1,    0

Ans:D ,D

Which of the following are true regarding OSPF areas? You must have separate loopback interfaces configured in each area. The numbers you can assign an area go up to 65,535. The backbone area is also called area 0. If your design is hierarchical, then you don't need multiple areas. All areas must connect to area 0.
Options: 1 only,    1 and 2 only,    3 and 4 only,    3, 4 and 5

Ans:D ,D

The section of the CPU that selects, interprets and sees to the execution of program instructions
Options: Memory,    Register unit,    Control unit,    ALU

Ans:C ,C

The refresh-vector CRT uses which of the following techniques?
Options: The beam constantly travels across the screen to turn on/off a series of pixels.,    Makes changes on the image by increasing the anode voltage.,    Uses an electron gun to continuously flood the surface of the tube.,    Creates images on the screen by scanning straight-line vectors between selected points.

Ans:D ,D

How do you wrap the text in a cell?
Options: Format, cells, font B. Format, cells, protection C. format, cells, number D. Format, cells, alignment

Ans:– D ,

What will be the output of the program ? #include<stdio.h> int main() { struct byte { int one:1; }; struct byte var = {1}; printf("%d\n", var.one); return 0; }
Options: 1,    -1,    0,    Error

Ans:B ,B

. How do you display current date only in MS Excel?
Options: a. date () b. Today () c. now () d. time ()

Ans:– b,– b

A form defines
Options: where data is placed on the screen,    the width of each field,    both (a) and (b),    All of the above

Ans:C ,C

The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio?
Options: 0.25,    180,    0.5,    4

Ans:C ,C

. For _________ data to be useful, both the sender and the receiver need to be able to read and use the data.
Options: a. standardized b. fixed c. delimited d. shared

Ans:2 – d ,2 – d

Which of the following in not a function of DBA?
Options: Network Maintenance B. Routine Maintenance C. Schema Definition D. Authorization for data access

Ans:– A ,

Information should be accurate, timely, complete, and _____
Options: accuracy,    concise,    simulation,    decision

Ans:B ,B

Which of the following options is not located in the Page Setup dialog box?
Options: a. Page Break Preview. b. Page Orientation c. Margins d. Headers and Footers

Ans:#8211; a,#8211; a

When was Pascaline invented?
Options: A) 1617 B) 1620 C) 1642 D) 1837


What will be the output of the program? #include<stdio.h> int main() { int i; i = printf("How r u\n"); i = printf("%d\n", i); printf("%d\n", i); return 0; }
Options: How r u 7 2,    How r u 8 2,    How r u 1 1,    Error: cannot assign printf to variable

Ans:B ,B

Options: place your PC on a rubber mat,    wear leather soled shoes,    periodically touch a safe ground point on the PC to discharge yourself,   wear an ESD wrist strap

Ans:D,wear an ESD wrist strap

What command is used to hand up a MODEM when using the "AT Answer Command set"?
Options: ATZ,    ATD,    ATR,    ATH

Ans:D ,D

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

Ans:C ,C

. Ctrl + D shortcut key in Excel will
Options: a.  Open the font dialog box b.  Apply double underline for the active cell c.  Fill down in the selection d.  None of above

Ans:– c,– c

. When entering field name, how many characters you can type in maximum?
Options: a. 60 b. 64 c. 68 d. Any number of character

Ans:2 – b ,2 – b