PPSC Computer Science Chapter 1 Basic Computer Knowledge Online Test With Answers

PPSC Computer Science Chapter 1 Basic Computer Knowledge Online Test

Sr. # Questions Answers Choice
1 The system unit of a personal computer typically contains all of the following except. Microprocessor Disk controller Serial interface Modem
2 What is the meant by a dedicated computer. Which is used by one person only Which is assigned one and only one task Which uses one kind of software Which is meant for application software
3 In most IBM PCs the CPU the device drives memory expansion slots and active components are mounted on a single board What is the name of this board. Mother board Breadboard Daughter board Grandmother board
4 Personal Computer use a number of chips mounted on a main circuit board What is the common name for such boards. Daughter board Motherboard Father board Breadboard
5 IMB launched its first personal computer called IBM -PC in 1981 it had chips from intel. disk drives from Tandon operating system from Microsoft the printer from Epson and the application software from everywhere Can you name the country which contributed the video display. India China Taiwan Germany
6 What is the name of the display feature that highlights are of the screen which requires operator attention. Pixel Reverse video Touch screen Cursor
7 Modern Computer are very reliable but they are not. Fast Powerful Infallible Cheap
8 An error in software of hardware is called a bug What is the alternative computer program for it. Leech Suid Slug Glitch
9 Human beings are referred to as Homo sapinens which device is called Silico Sapiens. Monitor Hardware Robot Computer
10 When did arch rivals IBM and Apple computers in c decide to join hands. 1978 1984 1990 1991
11 Personnel who design program operate and maintain computer equipment refers to. Console opertor Programmer Peopleware System Analyst
12 Who invented the high level language c. Dennis M Ritchie Niklaus Writh Seymour papert Donald Kunth
13 Who designed the first electronics computer -ENIAC. Ven Neumann Joseph M jacuard J presper Echert and John W Mauchly All of above
14 In latest generation computers, the instructions are executed Parallel only Seuentially only Both Seuentially and Parallel All of above
15 In analog computer In put is first converted to digital form Input is never converted to digital form Input is never converted to digital form Out put is displayed in digital form
16 The output uality of a printer is measured by Dot per inch Dot per s. inch Dots printed per unit time All of above
17 Which is the following devices can be sued to directly image printed text. OCR OMR MICR All of above
18 Microprocessors as switching devices are for which generation computers First Generation Second Generation Third Generation Fourth Generation
19 The computer size was very large in. First Generation Second generation Third Generation Fourth Generation
20 Second Generation computers were developed during. 1949 to 1955 156 to 1965 1965 to 1970 1970 to 1990
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