Bridge works in which layer of the OSI model?


Options: Appliation layer B. Transport layer                    C. Network layer D. Datalink layer

Ans:– D ,






More Computer Networks Related questions:


. Which is the Shortcut key to start a presentation from the beginning?
Options: a. F5 b. ALT + F5 c. CTRL + F5 d. SHIFT + F5

Ans:0 – A ,0 – A


Most data transmission in the future will be:
Options: digital bit stream encoded data,    analog in nature,    carried over metallic telephone lines,    All of the above

Ans:A ,A


Which of the following commands allows you to make a directory?
Options: MAKE,    DIR,    MD,    DD

Ans:C ,C


The system/370 assembler language
Options: allows the programmer to write base registers and displacements explicitly in the source program.,    is used to remember which of the general-purpose registers are currently available as base registers, and what base addresses they contain.,    allows multiple programs to reside in separate areas of core at the same time.,    is a term that refers to the control programs of an operating system.

Ans:A ,A


. Which of the following terms is the most closely related to main memory?
Options: A) Non volatile B) Permanent C) Control unit D) Temporary

Ans:D,D


By default, Word automatically formats each heading in a table of contents as __________
Options: bookmarks B. cross-references C. hyperlinks D. word-fields

Ans:– C ,


A device is said to be _____ when it is accessible to, or under the control of, the processor
Options: people,    icons,    information system,    on-line

Ans:D ,D


. Computer operators
Options: A) writes computer programs for specific problems B) operate the device which input and output data from the computer C) normally require a college degree in computer science D) all of the above

Ans:B,B


. Which of the following memories allows simultaneous read and write operations?
Options: A) ROM B) RAM C) EPROM D) None of above

Ans:B,B


Computer can not do anything without a
Options: Chip,    Memory,    Output device,    Program

Ans:D ,D


. Which is the shortcut key to jump to the first slide of the presentation?
Options: a. Home b. Alt + Home c. Ctrl + Home d. Shift + Home

Ans:1 – C ,1 – C


Repeaters are often used on an 802.3 network to help strengthen the signals being transmitted. As with the length of segments and the number of segments, a limit exists as to how many repeaters can be used between any two nodes. What is the maximum number of repeaters that can be used?
Options: Five,    Two,    Four,    Six

Ans:C ,C


The data appearing first in the left portion of punched card is
Options: descriptive data,    coded data,    quantitative data,    All of the above

Ans:B,B


1. How many different positions can you set for drop cap?
Options: a. 1 b. 2 c. 4 d. 6

Ans:#8211; B ,#8211; B


. In Normal view, this tab displays the content of each slide.
Options: a. Slides b. View c. Sort d. Outline

Ans:0 – D ,0 – D


The original ASCII code used _____ bits of each byte, reserving that last bit for error checking.
Options: 5,    6,    7,    8

Ans:C ,C


What is the barrier potential of a silicon diode at room temperature?
Options: 0.7V,    0.3V,    1 V,    2 m V per degree Celsius

Ans:A ,A


The program execution time:
Options: must be slower than the fastest mechanical operation that is to be controlled,    will vary depending on the language used,    cannot be changed once the program is written,    All of the above

Ans:B ,B


Which of the following best describes a computer-based information system?
Options: A system in which a computer is used to turn data into information,    Inputting data,    Processing data,    Performing complex mathematical calculations

Ans:A ,A


A type of line printer that uses an embossed steel band to form the letters printed on the paper is
Options: Golf ball printer,    Dot-matrix printer,    Laser printer,    Band printer

Ans:D ,D


. What is the process of eliminating redundant fields by separating data into tables called?
Options: a. Renormalizations b. Filtering c. Normalization d. Sorting

Ans:4 – c ,4 – c


. The Width of a processor’s data path is measured in bits. Which of the following are common data paths?
Options: A) 8 bits B) 12 bits C) 16 bits D) 32 bits

Ans:A,A


Following is not a database model
Options: a. network database model b. relational database model c. Object Oriented database model d. None

Ans:ndash; d,ndash; d


in the context of animations, what is a trigger?
Options: a. An action button that advances to the next slide b. An item on the slide that performs an action when clicked c. The name of a motion path d. All of above

Ans: – B , – B


  Which option can be used to set custom timings for slides in a presentation?
Options: Slider Timings B. Slider Timer C. Rehearsal D. Slide Show Setup

Ans:– C ,


Which command is used to suppress the prompt that asks you to confirm that you want to delete the directory?
Options: DELTREE,    DELTREE/F,    DEL*.*,    ERASE *.*

Ans:B ,B


Which of the following rules out the use of GO TO?
Options: Flowchart,    HIPO-DIAGRAMS,    Nassi-Shneiderman diagram,    All of the above

Ans:C ,C


If the following program (myproc.c) is present in the directory "C:\TC" then what will be output of the program if run it from DOS shell? /* myproc.c */ #include<stdio.h> int main(int argc, char *argv[]) { printf("%s", argv[0]); return 0; }
Options: SAMPLE.C,    C:\TC\MYPROC.EXE,    C:\TC,    Error

Ans:B ,B


A PC with a 486DX2 processor runs internally at 50Mhz. What speed would its external logic be running?
Options: l0Mhz,    25Mhz,    50Mhz,    100 Mhz

Ans:B ,B


Which of the following range is a valid long double (Turbo C in 16 bit DOS OS) ?
Options: 3.4E-4932 to 1.1E+4932,    3.4E-4932 to 3.4E+4932,    1.1E-4932 to 1.1E+4932,    1.7E-4932 to 1.7E+4932

Ans:A ,A


A dialog box with a bomb appears on a Macintosh screen. What type of problem has occurred?
Options: A RAM problem,    A software problem,    A ROM problem,    An ADB problem

Ans:B ,B


Which is not true of a correlated subquery?
Options: EXISTS/NOT EXISTS is a form of a correlated subquery.,    The processing of the SELECT statements is nested.,    They can be used to verify functional dependencies.,    They are very similar to a regular subquery.

Ans:D ,D


Which device is required for the Internet connection?
Options: Joystick B. Modem C. CD Drive D. NIC Card

Ans:– B ,


. You should choose Sleep option when
Options: a. The computer is tired after working for the whole day b. You are leaving for a very short time and want to resume you work shortly c. Whencomputer gets hanged frequently. Let it sleep for some time d. You finish working and going to bed

Ans: b, b


Anthony suggested that the area of management planning and control be segmented into:
Options: operational control,    strategic planning,    management control,    All of the above

Ans:D ,D


An IRQ allow interface cards to:
Options: Interrupt the CPU to request service,    Pass data to the CPU to be processed,    Pass data from one card to another,    Pass data to the computers memory

Ans:A ,A


The ability to combine name and addresses with a standard document is called _________
Options: document formatting B. database management C. mail merge D. form letters

Ans:– C ,


. _____ formatting is the process of changing the way letters, numbers, punctuation marks, and symbols appear on the screen and in print.
Options: a. Document b. Character c. Paragraph d. Object

Ans:– B,– B


A distributed database can use which of the following strategies?
Options: Totally centralized at one location and accessed by many sites,    Partially or totally replicated across sites,    Partitioned into segments at different sites,    All of the above

Ans:D ,D


What should you replace if the brightness or contrast adjustments were malfunctioning on a laptop?
Options: fuse,    led display,    adjustment switch,    led display cable

Ans:B ,B


In the future, users of a computer system may identify themselves by entering a _____ and a fingerprint
Options: hard print,    soft print,    voice print,    digital

Ans:C ,C


In a computer system, which device is functionally opposite of a Key-board?
Options: Mouse,    Trackball,    Printer,    Joystick

Ans:C,C


In inkjet printers, what is the most common problem with the paper tray?
Options: inconsistent printing,    malfunctioning pick-up rollers,    misalignment of the sheet feeder,    paper jamming on the ink cartridge

Ans:B ,B


A certain electromagnet has 1000 turns of wire. How much current must flow through the coil in order to generate an mmf of 100 ampere-turns?
Options: 0.1 A,    1000 A,    10 A,    100 A

Ans:B ,B


. Which of the following methods CANNOT be used to copy a block of text from one part of a table to another?
Options: a. Press [Ctrl]+[C] and [Ctrl]+[V]. b. Right-click, choose from the shortcut menu Copy and Paste. c. Press [Ctrl]+[+] and [Ctrl]+[-]. d. From the ribbon, select Copy and Paste.

Ans:1 – c ,1 – c


_____ is the use of a model in an attempt to identify and/or reflect the behaviour of a real person, process, or system.
Options: master,    decision,    plan,    simulation

Ans:D ,D


What is the maximum distance with maximum data rate for 802.11g?
Options: About 65-75 feet,    About 90-100 feet,    About 150 feet,    Over 200 feet

Ans:B ,B


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


The first items defined for a new system are its :
Options: inputs,    outputs,    storage,    processing

Ans:B ,B


In an intrinsic semiconductor, the number of free electrons
Options: Equals the number of holes,    Is less than the number of holes,    Is greater than the number of holes,    Impossible to say

Ans:A ,A

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