What is the size of Host bits in Class B of IP address?


Options: 04 B. 08 C. 16 D. 32

Ans:– C ,


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What is the language used by most of the DBMSs for helping their users to access data?
Options: a. High level language b. SQL c. Query Language d. 4GL

Ans:. c ,. c


A register organized to allow to move left or right operations is called a ____
Options: Counter B. Loader C. Adder D. Shift register

Ans:– D ,


If you need to double underline a word, how will  you do that?
Options: a. Go to Format menu and then Font option. Open Underline Style and choose Double Underline b. From Format menu choose Font option and then from Font tab open Underline Style and select Double Underline c. Select the text then choose Format >> Font and on Font tab, open Underline Style and choose Double Underline d. Click double underline tool on formatting toolbar

Ans:– C,– C


Which of the following are not done by Business Intelligence (BI) systems?
Options: Analyze past and current activities only,    Process and record transactions only,    Both of the above are correct.,    Neither of the above is correct.

Ans:B ,B


Which of the following registers hold the information before it goes to the decoder
Options: control register,    data register,    accumulator,    address register

Ans:B ,B


Who developed the first personal computer spreadsheet package called Visicalc?
Options: Niklaus Wirth,    Dan Bricklin,    Bob Frankston,    both (b) and (c)

Ans:D,D


Why is the width of the data bus so important to the processing speed of a computer?
Options: The narrower it is, the greater the computer's processing speed,    The wider it is, the more data that can fit into main memory,    The wider it is, the greater the computer's processing speed,    The wider it is, the slower the computer's processing speed

Ans:C,C


The following SQL is which type of join: SELECT CUSTOMER_T. CUSTOMER_ID, ORDER_T. CUSTOMER_ID, NAME, ORDER_ID FROM CUSTOMER_T,ORDER_T WHERE CUSTOMER_T. CUSTOMER_ID = ORDER_T. CUSTOMER_ID
Options: Equi-join,    Natural join,    Outer join,    Cartesian join

Ans:A ,A


Which of the following system program forgoes the production of object code to generate absolute machine code and load it into the physical main storage location from which it will be executed immediately upon completion of the assembly?
Options: two pass assembler,    load-and-go assembler,    macroprocessor,    compiler

Ans:B ,B


Which of the following commands is used to obtain a list of all files by modification time?
Options: ls -1,    ls -t,    ls -i,    ls -R

Ans:B ,B


A partitioned data set is most used for
Options: a program or source library,    storing program data,    storing backup information,    storing ISAM files

Ans:A ,A


When did Hewlett-Packard Inc. Introduce its first HP-110 laptop computer?
Options: 1984,    1986,    1990,    1995

Ans:A ,A


ow to remove all character formats?
Options: Shift + Spacebar B. Shift + Enter C. Ctrl + Spacebar D. Ctrl + Enter

Ans:– C ,


. How can you break the current column and start a new column immediately?
Options: a. Press Ctrl + Shift + Enter b. Press Alt + Enter c. Press Ctrl + Enter d. Press Alt + Shift + Enter

Ans:– A,– A


. The__ button on the tool box display data from a related table
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What is the difference between a conductor and an insulator?
Options: A conductor allows current to flow much easier than an insulator does,    An insulator has an excessive number of free electrons, while a conductor has a few free electrons or none at all,    An insulator allows current to flow much easier than a conductor does,    The difference between conductors and insulators depends on how they are used

Ans:A ,A


When referring to instruction words, a mnemonic is:
Options: a short abbreviation for the operand address,    a short abbreviation for the operation to be performed,    a short abbreviation for the data word stored at the operand address,    shorthand for machine language

Ans:B ,B


A stand-alone system which produces one page of printed output at a time is
Options: Page printer,    Line printer,    Laser printer,    Dot matrix printer

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What is the maximum distance running the lowest data rate for 802.11a?
Options: About 100 feet,    About 175 feet,    About 300 feet,    About 350 feet

Ans:B ,B


An automatic machine that performs routine seemingly human tasks is
Options: KIPS,    AI,    PL,    Robot

Ans:D ,D


How may valence electrons does a silicon atom have?
Options: 0,    1,    2,    4

Ans:D ,D


. Which of the following is the structure of the Database?
Options: a. Table b. Schema c. Relation d. None of these

Ans: – b ,


CPU does not perform the operation
Options: a . data transfer b . logic operation c . arithmetic operation d . all of above

Ans:4.d,4.d


. The question mark (?) indicates in file searching
Options: a. A single character b. A group of character c. Questions d. None of above

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A device that converts mechanical pressure to electrical energy is called a:
Options: piezoelectric device,    solar cell,    photodiode,    nicad cell

Ans:A ,A


The _____ is a business-oriented data-processing association which publishes a monthly journal, Data Management.
Options: DPMA,    CDP,    CISA,    ACM

Ans:A ,A


A card on the top of pack of cards containing information about the cards in the pack is
Options: Punched card,    Card punch,    Reader card,    Punched paper tape

Ans:C ,C


Which of the following is not a requirement of structured design?
Options: It should be made up of a hierarchy of modules,    It should use many GOTO statements,    The code should be executed in a top-to-bottom fashion within each module,    Each module should be as independent as possible of all other modules, except its parent

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Many data communication networks have been established which provide a wealth of on-demand information services to people at home. What is the name of the system which provides an interactive, graphics-rich service that permits user to select what they want?
Options: Teletex system,    Fax system,    Videotex system,    Microwave system

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


How many copies of a JSP page can be in memory at a time?
Options: One,    Two,    Three,    Unlimited

Ans:A ,A


Which of the following computer language is used for artificial intelligence?
Options: FORTRAN,    PROLOG,    C,    COBOL

Ans:B ,B


. Access time is
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Ans:A,A


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Ans:1 – a ,1 – a


Interconnected networks need communication processors such as switches, routers, hubs, and gateways. Select the best fit for answer:
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Ans:D ,D


The commonly used UNIX commands like date, ls, cat, etc. are stored in
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Ans:B ,B


Which standard govern parallel communications?
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Ans:D ,D


. An IBM system/38 represents the computer class of:
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Which of the following is a graphic representation of the modules in the System and the interconnection between them
Options: Pie chart,    Flow chart,    Structural chart,    System chart

Ans:C ,C


A T-switch is used to
Options: control how messages are passed between computers,    echo every character that is received,    transmit characters one at a time,    rearrange the connections between computing equipment

Ans:D ,D


The manager attempts to slow down the flow of
Options: machines,    material,    money,    All of the above

Ans:A ,A


. The title bar always displays on
Options: a. Top of the open windows b. Left side of the open window c. Right side of the open window d. All of above

Ans:3 – a ,3 – a


. After copying the content how many times can you paste?
Options: A) 1 B) 16 C) 32 D) Many

Ans:4-D,4-D


. A computer can solve more than one kind of problem. This is related to which of the following characteristics?
Options: A) Accuracy B) Reliability C) Versatility D) Automatic

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Personnel Administration Data systems, personnel planning data systems and the payroll system all
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Uniform Symbols Table
Options: contains all constants in the program,    a permanent table of decision rules in the form of patterns for matching with the uniform symbol table to discover syntactic structure.,    consists of a full or partial list of the token's as they appear in the program. Created by Lexical analysis and used for syntax analysis and interpretation,    a permanent table which lists all key words and special symbols of the language in symbolic form.

Ans:C ,C


. Which of the following Excel screen components can NOT be turned on or off?
Options: a.  Formula Bar b.  Status Bar c.  Tool Bar d.  None of above

Ans:– d,– d


Which major development led to the production of microcomputers?
Options: Magnetic disks,    Floppy disks,    Logic gates,    Integrated circuits

Ans:D ,D


. 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


Processors of all computers, whether micro, mini or mainframe must have 
Options: a. ALU b. Primary Storage c. Control unit d. All of above

Ans:1.d,1.d

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