What now-ubiquitous device was invented by Zenith engineer Eugene Polley in 1955?

Options: Microwave oven,    Remote control,    VCR,    Calculator


More inventions Related questions:

The UN Flag is made up of
Options: the white UN Emblem is super-imposed on a light blue background,    the red UN Emblem is super-imposed on white background,    the light blue UN Emblem is super-imposed on white background,    None of the above


where is motilal nehru library
Options: kangra, shimla, solan, hamirpur, kullu


The model for a _____ resembles the hierarchical model in many respects.
Options: Network database,    Relational database,    Distributed database,    Hierarchical database

Ans:A ,A

The largest Indian State by area is
Options: Rajasthan,    Maharashtra,    Uttar Pradesh,    Madhya Pradesh


Asia's highest bridge in HP
Options: kandror,keri nala , yamuna, basodan

Ans:kheri nala,kheri nala

974. ilektraan kee khoj kisane kee?
Options: NA

Ans: je.je.thaamasan, je.je.thaamasan

. One of a class of storage device devices that can access storage locations in any order is

Options: A) DTE B) DASD C) DDE D) DDE


A combinational logic circuit which is used to send data coming from a single source to two or more separate destinations is called as
Options: decoder,    encoder,    multiplexer,    demultiplexer

Ans:D ,D

Which WAN encapsulations can be configured on an asynchronous serial connection? PPP ATM HDLC SDLC Frame Relay
Options: 1 and 2,    2 and 4,    3, 4 and 5,    All of the above

Ans:A ,A

Fa-Hien (China) (405-411 AD): visited india during rule of which emperor

Ans:Chandragupta II, known as Vikramaditya.,

The examination and changing of single bits or small groups of his within a word is called
Options: Bit,    Byte,    Bit manipulation,    Bit slice

Ans:C ,C

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

Which command will you use in PowerPoint if you need to change the color of different objects without changing content?
Options: a. Design Template b. Color Scheme c. Font Color d. Object Color

Ans: – B , – B

What is your first action when windows reports that your hard drive is developing bad sectors?
Options: replace the hard drive,    run secclean from dos,    run defrag on the hard drive,    run scandisk with the "thorough" option

Ans:D ,D

The graph of current gain versus collector current indicates that the current gain
Options: varies enormously,    is contant,    varies slightly,    equals the collector current divided by the base current

Ans:D ,D

1.The Windows 2000, operating system supports
Options: (A)Multiple user processes with single thread per process. (B) Multiple processes with multiple thread per process. (C) Single process with single thread. (D) Single process with multiple threads. 2

Ans:21. (B),21. (B)

Which of the following is the user programmed semiconductor memory?
Options: SRAM,    DRAM,    EPROM,    All of the above


. You can automatically include all of the field in a table in a query by___ a strike that appear list box in query design view
Options: a. Clicking b. Right clicking c. Double clicking d. None of the above

Ans:0 – c ,0 – c

A computer system consisting of its processor, memory and I/O devices accepts data, processes it and produces the output results. Can you tell in which component is the raw data fed?
Options: Mass Memory,    Main memory,    Logic unit,    Arithmetic unit

Ans:B ,B

Short-term finance is usually for a period ranging up to
Options: 5 months,    10 months,    12 months,    15 months


Which of the following statement is incorrect?
Options: The Addresses Resolution Protocol, ARP, allows a host to find the physical address of a target host on the same physical network, given only the target IP address.,    The sender's IP - to- physical address binding is included in every ARP broadcast; receivers update the IP-to-Physical address binding information in their cache before processing an ARP packet.,    ARP is a low-level protocol that hides the underlying network physical addressing, permitting us to assign IP-addresses of our choice to every machine.,    All of the above

Ans:D ,D

Computers calculate numbers in what mode?
Options: Decimal,    Octal,    Binary,    None of the above


What is the Websites code for the country United Kingdom?
Options: GB,    UK,    EN,    EG


0.In Windows operating system after you double-click a character on the grid of characters, keyboard shortcut END is used for
Options: (A)Move up one screen at a time (B) Move down one screen at a time (C) Move to the beginning of the line (D) Move to the end of the line 2

Ans:20. (D),20. (D)

251. haidaraabaad kis nadee par basa hai?
Options: NA

Ans: moosee, moosee

What does Ctrl + B shortcut accomplish in Ms-Word?
Options: (A) It converts selected text into the next larger size of the same font (B) It adds a line break to the document (C) It makes the selected text bold (D) It applies Italic formatting t the selected text.

Ans:11. (B),11. (B)

Which of the following is the original purpose of SQL?
Options: To specify the syntax and semantics of SQL data definition language,    To specify the syntax and semantics of SQL manipulation language,    To define the data structures,    All of the above.

Ans:D ,D

. Copy con ram.txt is
Options: a. Copy the entire data b. Deletes the data c. Controlling the enter data d. All of above

Ans:8 – a ,8 – a

Salim Ali National Park
Options: Karnataka,Kerala,Jammu and Kashmir,MadhyaPradesh

Ans:Jammu and Kashmir,

In 1945, fifty nations met to phrase the basic charter for a world organization which would "save succeeding generations from the scourge of war". This conference took place at
Options: Dumbarton Oaks,    London,    San Francisco,    Yalta


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

Which of the following commands is used to absolutely assign all permissions to the owner, read and write permissions to the group and only executable permission to the others of the file note?
Options: chmod 761 note,    chmod 671 note,    chmod 167 note,    chmod 4=rwx, g=rw note

Ans:A ,A

5.In Windows operating system to cut something the following shortcut is used
Options: (A)CTRL+C (B) CTRL+X (C) CTRL+V (D) None of these 2

Ans:25. (B),25. (B)

_____ write computer programs that perform jobs specified by the user.
Options: Programmer,    Data entry operator,    System Analyst,    Computer operator

Ans:A ,A

. Home Key
Options: Moves the cursor beginning of the document B. Moves the cursor beginning of the paragraph C. Moves the cursor beginning of the screen D. Moves the cursor beginning of the line

Ans:– D ,

. If particular workbook have to open each time Excel started, where that workbook should be placed?

Ans:– D ,

A memory that holds micro programs is
Options: Core memory,    ROM,    RAM,    Control memory

Ans:B ,B

The important mountains of Europe include
Options: Andes, Alps, Pyrenees,    Alps, Carpathians, Pyrenees, Apennines,    Alps, Himalayas, Rock mountains,    None of the above


What is the file extension of Ms-Word972003 document?
Options: (A) Dot (B) Doc (C) Dom (D) Txt

Ans:8. (B),8. (B)

Which gas is responsible for global warming ?
Options: NA

Ans:Carbon dioxide,Carbon dioxide

A device for converting handwritten impressions into coded characters & positional coordinates for input to a computer is
Options: Touch panel,    Mouse,    Wand,    Writing tablet

Ans:D ,D

. To save an existing document with a different file name, click _____.
Options: a. the Save button on the Standard toolbar b. Save on the File menu c. the Save As button on the Standard toolbar d. Save As on the File menu

Ans: – D , – D

Marco Polo (1292-1294 AD):

Ans:Marco Polo (1292-1294 AD):,

424. pailaagra rog kis vitaamin kee kamee se hota hai?
Options: NA

Ans: vitaamin b-3, vitaamin b-3

22 maarch 1957
Options: NA

Ans: 765. rediyam kee khoj kisane kee?, 765. rediyam kee khoj kisane kee?

.   What is the term used to described the separation of a clip art object into different parts so that it becomes a PowerPoint object?
Options: a. Embedding b. Regrouping c. Ungrouping d. Grouping

Ans:7 – C ,7 – C

District with lowest industrial units in HP
Options: kinnaur , lahul, kullu, chamba


. when you use the fill effects in the format data series dialog box, you can not
Options: a. rotate text on the chart b. select a fore ground color c. select a pattern d. select a background color

Ans:– a,– a

A typical modern computer uses
Options: LSI chips,    Vacuum tubes,    Valves,    All the above

Ans:A ,A

46. Word has a list of predefined typing, spelling, capitalization, and grammar errors that _____ can detect and correct.
Options: a. AutoEntry b. AutoCorrect c. AutoAdd d. AutoSpell

Ans:– B ,– B