Which of the following is a small flat rectangular pointing device that is sensitive to pressure and motion group of answer choices?

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Al- Azhar University-Gaza Faculty of Engineering &IT No Of Questions: 3 Questions

Course Name:Computer Science 1 First semester : 2014/2015 6/01/2014 Time : 90 minutes Final Exam Question Paper 50 Points

Answer Sheet Q1

Q1

Answer

Q2

Answer

Q2

Answer

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1

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14

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14

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15

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Answer

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9

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10

1

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11

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Important Note: Will be not look for answers outside the answer sheet

1 of 4 Pages

Question 1: Mark  for True statements and  for False statements: 1

Most social networking Web sites include chat rooms, newsgroups, & other communications services

2

Information is a collection of unprocessed items, which can include text, numbers, images, audio.

3 4

Current processors include advanced transfer cache, a type of L3 cache built directly on the processor chip. All e-commerce actually takes place between businesses, which is called business to business e-commerce.

6

A font is a name assigned to a specific design of characters. Animation is a full-motion images that are played back at various speeds.

7

A dialog box is a window that provides information, presents available options, or requests a response.

5

10 11 12

Open source software is mass-produced, copyrighted retail software that meets the needs of a wide variety of users, not just a single user or company. Word processing software provides a means for sharing, distributing, and searching through documents by converting them into a format that can be viewed by any user. Registers holds data waiting to be processed and instructions waiting to be executed. An input device is any hardware component that allows users to enter data and instructions into a computer. The System Clock speed is measured by the number of ticks per second.

13

A Memory card is a flash memory storage device that plugs in a USB port on a computer or mobile device.

14

A touchpad is a small, flat, rectangular pointing device that is sensitive to pressure and motion. An all-in-one device is a single device that looks like a printer or a copy machine but provides the functionality of a printer, scanner, copy machine, and perhaps a fax machine. The ALU directs and coordinates most of the operations in the computer.

8 9

15 16 17 18

For each instruction ,computer performs four basic operations(Fetch, decoding ,controlling and storing) which comprise a machine cycle. Web pages rarely have built-in connections, or links, to other documents, graphics, other web pages , or web sites.

Question 2: Choose the correct Answer 1

A(n) ___ is a business that provides individuals & organizations access to the Internet free or for a fee. a.Wi-Fi b. Satellite c. Access Provider d. Internet2

2

Ink-jet printer resolution is measured by the number of __ a printer can print. a. pages per minute (ppm) b. pixels per inch (ppi ) c. lines per minute (lpm) d. dots per inch (dpi)

3

__ is a method that uses multiple processors simultaneously to execute a single program or task. a. Serial processing b. Multi CPU c. Parallel processing d. None of the above

4

__ holds data, instructions, and information for future use.

a. Storage 5

c. RAM

d. None of the above

A ____ (short for binary digit) is the smallest unit of data the computer can process .

a. Bit 6

b. Modem

b. Byte

c. KB

d. System unit

A __ is a color printer that produces photo-lab-quality pictures. a. Photo printer b. Laser printer c. Label printer

2 of 4 Pages

d. Mobile printer

7

___ is part of the motherboard and connects the processor to main memory. a . Expansion bus b. System clock c. Front side bus d. None of the above

8

An ____ is a special-purpose computer that functions as a component in a larger product. a. Servers b. Mainframe c. Embedded computer d. None of the above •

9

_____ is a collection of individual programs available together as a unit. a. A software suite b. Shareware c. Custom software d. None of the above

10

__ is the computer’s capability of distinguishing spoken words. a. Voice input b. VoIP c. MIDI d. Voice recognition

11

A ____ is a small symbol on the screen whose location and shape change as a user moves a pointing device. a. Touch-sensitive pads b. Pixels c. Pointer d. None of the above

12

__ is the TLD of (www.google.com) a. www b. google

c. com

16 PB _______bits a. 257 b. 16X1024*1024.8

c. 253

13

d.None of the above

d. None of the above

14

__ is an Internet standard that permits file uploading and downloading with other computers on the Internet. a. HTTP b. FTTP c. FTP d. DNS server

15

__ are needed to store ” Http://www.alazhar.edu/ “ in the memory(Using Unicode) a. 23 bits b. 22 bytes c. 23 bytes d. None of the above

16

__ is the representation of “CDFE” in the memory (ASCII code for A=65 and a =97) a.100001110001001100101110011 b.010000110100 01000100 01100100 0101 c.1000011100010011001011100100011 d. none of the above

Question #3: Match the terms with their definitions A

Allows the various devices both inside and attached to the system unit to communicate with each other.

1__

Trackball

B

is a small ceramic or metal component with fins on its surface that absorbs and disperses heat produced by electrical components such as a processor.

2__

a digital camera

C

is a mobile device that allows users to take pictures and store the photographed images digitally.

3__

Active-matrix display

4__

Resolution

is the point at which a peripheral attaches to or communicates with a system unit . D

3 of 4 Pages

E

The computer automatically can configure adapter cards and other peripherals as you install them.

5__

Clip art

F

involves reducing the electricity consumed and environmental waste generated when using a computer.

6__

Adapter card

7__

OMR

8__

Access time

9__

heat sink

10__

port

11__

Touchpad

12__

Bus

13__

Plug and Play

is a collection of electronic drawings, photos, and other images. G H

is a type of storage with no moving parts. uses one transistor for each pixel of LCD monitor.

I is the number of horizontal and vertical pixels in a display device. J

K

Joins a cable to a port & one end

of a cable attaches to a port on the system

unit. is a stationary pointing device with a ball on its top or side.

L is small, flat, rectangular pointing device. M

N

is a computer, usually with limited processing power, that enables users to send data to and/or receive information from a host computer.

14__

Scanner

O

enhances functions of a component of the system unit and/or provides connections to peripherals.

15__

Connectors

P

is the amount of time it takes the processor to read data, instructions, and information from memory.

16__

Green computing

Q

is a light-sensing input device that reads printed text and graphics and then translates the results into a form the computer can process.

R

Cutting is the process of removing a portion of the document and storing it in a temporary storage location, sometimes called. is a technology that reads hand-drawn marks such as small circles or rectangles.

S

‫مدرسي المقرر‬ ‫ دمحم أبو شعبان‬.‫ م‬، ‫ عالء عكيلة‬.‫ ا‬، ‫ عمر النحال‬.‫م‬

4 of 4 Pages

Which of the following is a small flat rectangular pointing device that is sensitive to pressure and motion?

Is a small flat rectangular pointing device used with notebooks that is sensitive to pressure and motion of the finger?

What is the pointing device called?

What do you call those small touch sensitive tablets that serve as pointing devices?