RJ45 UTP cable has ________ Cables.


Options: 2 pair B. 3 pair C. 4 pair D. 5 pair

Ans:– C ,


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More Computer Fundamental Related questions:


Alex is required to provide information on how many people are using the network at any one time. Which network will enable him to do so?
Options: Server-based,    Token-Ring,    Ethernet,    Star

Ans:A ,A


Which are considered the methods of NAT? Static IP NAT pool Dynamic NAT double-translation Overload
Options: 1 and 6,    3 only,    1, 3 and 5,    All of the above

Ans:C ,C


Which of the following statements are correct about the program below? #include<stdio.h> int main() { int size, i; scanf("%d", &size); int arr[size]; for(i=1; i<=size; i++) { scanf("%d", arr[i]); printf("%d", arr[i]); } return 0; }
Options: The code is erroneous since the subscript for array used in for loop is in the range 1 to size.,    The code is erroneous since the values of array are getting scanned through the loop.,    The code is erroneous since the statement declaring array is invalid.,    The code is correct and runs successfully.

Ans:C ,C


In Microsoft PowerPoint, two kinds of sound effects files that can be added to the presentation are
Options: a. .wav files and .mid files b. .wav files and .gif files c. .wav files and .jpg files d. .jpg files and .gif files

Ans: – A , – A


What command is used to assign executable permission to all of the files named "report"?
Options: chmod ugo + x report,    chmod u + x report,    chmod ugo + rw report,    chmod ugo + r report

Ans:A ,A


A zener regulator has an input voltage from 15 to 20 V and a load current from 5 to 20 mA. If the zener voltage is 6.8 V, what value should the series resistor have?
Options: 310 Ohm,    400 Ohm,    410 Ohm,    550 Ohm

Ans:C ,C


Report generators are used to 
Options: a. store data input by a user b. retrieve information from files c. answer queries d. both b and c

Ans:.d,.d


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


The HAVING clause does which of the following?
Options: Acts like a WHERE clause but is used for groups rather than rows.,    Acts like a WHERE clause but is used for rows rather than columns.,    Acts like a WHERE clause but is used for columns rather than groups.,    Acts EXACTLY like a WHERE clause.

Ans:A ,A


The direction of electron current flow is:
Options: from right to left,    from positive to negative,    from negative to positive,    from neutral to positive

Ans:C ,C


Storing a separate copy of the database at multiple locations is which of the following?
Options: Data Replication,    Horizontal Partitioning,    Vertical Partitioning,    Horizontal and Vertical Partitioning

Ans:A ,A


What frequency range is used for microwave communications, satellite and radar?
Options: Low Frequency : 30 kHz to 300 kHz,    Medium Frequency : 300 kHz to 3 MHz,    Super High Frequency : 3000 MHz to 30000 MHz,    Extremely High Frequency :30,000 MHz

Ans:D ,D


. Which of the following is default location of saving and opening file?
Options: a. Desktop b. My computer c. My documents d. All of above

Ans:6 – c ,6 – c


. What does Belady’s Anomaly related to?
Options: a. Page Replacement Algorithm b. Memory Management Algorithm c. Deadlock Prevention Algorithm d. Disk Scheduling Algorithm

Ans:6 – a ,6 – a


A program language:
Options: defines the form of the instruction,    is always machine dependent,    is never machine dependent,    All of the above

Ans:A ,A


There are several careers within data processing operations, including data-entry operator.
Options: Computer operator,    Programmer,    System Analyst,    Key-punch operator

Ans:A ,A


What will be the output of the program ? #include<stdio.h> int main() { enum days {MON=-1, TUE, WED=6, THU, FRI, SAT}; printf("%d, %d, %d, %d, %d, %d\n", MON, TUE, WED, THU, FRI, SAT); return 0; }
Options: -1, 0, 1, 2, 3, 4,    -1, 2, 6, 3, 4, 5,    -1, 0, 6, 2, 3, 4,    -1, 0, 6, 7, 8, 9

Ans:D ,D


A rule of thumb for choosing indexes for a relational database includes which of the following?
Options: Indexes are more useful on smaller tables.,    Indexes are more useful for columns that do not appear frequently in the WHERE clause in queries.,    Do not specify a unique index for the primary key of each table.,    Be careful indexing attributes that have null values.

Ans:D ,D


. Running multiple programs at the same time is called:
Options: a. Multitasking b. Foreground tasking c. Single tasking d. Symmetric

Ans:6 – a ,6 – a


If you begin typing an entry into a cell and then realize that you don’t want your entry placed into a cell, you:
Options: a. Press the Erase key b. Press Esc c. Press the Enter button d. Press the Edit Formula button

Ans:#8211; b,#8211; b


An advantage of overlapped processing activities is:
Options: more effective use of the CPU,    increased processing activities for the entire system,    better coordination of I/O activities,    all the above

Ans:D ,D


A sizeable geographical area with communication based on the telephone system is though as
Options: Local area network,    Wide area network,    Modulator-Demodulator,    All of the above

Ans:B ,B


In which addressing mode the effective address of the operand is the contents of a register specified in the instruction and after accessing the operand, the contents of this register is incremented to point to the next item in the list?
Options: index addressing,    indirect addressing,    auto increment,    auto decrement

Ans:C ,C


What are the decimal and hexadecimal equivalents for the binary number 10110111?
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The value of a capacitor can be made larger by:
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Ans:A ,A


_____ 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


. Which feature is used for monitoring all document changes?
Options: Edit Document B. Monitor Change C. Track Change D. Track all

Ans: – C ,


Which of the methods below can be used to tell a robot what it is to do?
Options: Walk-through,    Set mechanical stops,    Software program,    (a) and (c)

Ans:D ,D


The purpose of an application program is to
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Database Management Systems are featured with:
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Ans:C ,C


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A server cannot serve on which of the following levels?
Options: Client Layer,    Business Layer,    Database Layer,    All of the above.

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What digits are representative of all binary numbers?
Options: 0,    1,    Both (a) and (b),    3

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. 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

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To use your keyboard instead of the mouse to select tools on the ribbon, you display the KeyTips by pressing the _____________key?
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Ans:– A,– A


A top-to-bottom relationship among the items in a database is established by a
Options: Hierarchical schema,    Network schema,    Relational schema,    All of the above

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. A numeric value can be treated as label value if …… precedes it.
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Options: Ammeter,    Voltmeter,    Ohmmeter,    Wattmeter

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A typical light switch in your home is a:
Options: knife switch,    toggle switch,    rotary switch,    momentary push button switch

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VLSI (very large scale integrated circuits) logic:
Options: will not be available in this decade,    means more costly electronic products in the future,    will result in lower cost, higher capability electronic equipment,    All of the above

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What is the name of the computer program that contains the distilled knowledge of an expert?
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What key hardware item ties a CAD/ CAM system together?
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Ans:B ,B


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Which of the following should you use if you want all the slides in the presentation to have the same ‘look’?
Options: a. the slide layout option b. add a slide option c. outline view d. a presentation design template

Ans: – D , – D


The macro processor must perform
Options: recognize macro definitions and macro calls,    save the macro definitions,    expand macro calls and substitute arguments,    All of the above

Ans:D ,D


What command is used to copy a file?
Options: tar,    cpio,    cp,    copy

Ans:C ,C


An autonomous homogenous environment is which of the following?
Options: The same DBMS is at each node and each DBMS works independently.,    The same DBMS is at each node and a central DBMS coordinates database access.,    A different DBMS is at each node and each DBMS works independently.,    A different DBMS is at each node and a central DBMS coordinates database access.

Ans:A ,A


A development stategy whereby the executive control modules of a system are coded and tested first, is known as
Options: Bottom-up development,    Top-down development,    Left-Right development,    All of the above

Ans:B ,B

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