Csi 104 exam questions Study guides, Class notes & Summaries

The ________ model is the basis for today's computers. - von Neumann In a computer, the ________ subsystem stores data and programs. - memory In a computer, the ________ subsystem performs calculations and logical operations. - ALU 1-4 In a computer, the ________ subsystem accepts data and programs and sends processing results to output devices. - input/output 1-5 In a computer, the ________ subsystem serves as a manager of the other subsystems. - control unit 1-6 According to the von N...

CSI 104-FE, Top Exam Questions and answers, 100% Accurate. Graded A+ According to the von Neumann model, _______ are stored in memory - data and programs In the _______ graphic method of representing an image in a computer, each pixel is assigned a bit patterns - bitmap A step-by-step solution to a problem is called _______ - an algorithm When a fractional part is normalized, the computer stores the _______ - the sign, exponent, and mantissa _______ is an arithmetic operation. -...

CSI 104 Chapter 6. Top Exam Questions and answers. Graded A+ 1. _______ is a program that facilitates the execution of other programs. a. An operating system b. Hardware c. A queue d. An application program - -a. An operating system 2. _______ supervises the activity of each component in a computer system. a. An operating system b. Hardware c. A queue d. An application program - -a. An operating system 3. Multi-programming requires a _______ operating-system. a. batc...

_______ is a declarative language used on relational databases. A. project B. difference C. SQL D. Lempel Ziv encoding - C ________ data compression method, the received data need not be an exact copy of the original message. A. run-length encoding B. JPEG C. lossless D. In MP3, JPEG, or MPEG - D ________ encoding is a lossless data compression method. A. Huffman, run-length, or LZ B. Huffman C. run-length D. a dictionary, a buffer, and an algorithm - A ________ is a lossy compre...

CSI 104 - Chap 10. Top Exam Questions and answers, Graded A+ One phase in system development is _______. a. analysis b. application c. designing d. collecting - -a. analysis Defining the users, requirements, and methods is part of the _______ phase. a. analysis b. design c. implementation d. testing - -a. analysis In the system development process, writing the program is part of the _______ phase. a. analysis b. design c. implementation d. testing - -c. implementation I...

CSI 104 - Chap 12, Top Exam Questions and answers, 100% Accurate. VERIFIED. In an abstract data type, _______. a. the ADT implementation is known b. the ADT implementation is hidden c. the ADT public operations are hidden d. Nothing is hidden - -b. the ADT implementation is hidden A stack is a _________ structure. a. FIFO b. LIFO c. DIFO d. SIFO - -b. LIFO A(n) _______ list is also known as a queue. a. LIFO b. FIFO c. unordered d. ordered - -b. FIFO If A is the first da...

CSI 104 - Chapter 16. Top Exam Questions and answers, 100% Accurate. Graded A+ 1. Three security goals are _____. a. confidentiality, cryptography, and nonrepudiation b. confidentiality, encryption, and decryption c. confidentiality, integrity, and availability d. confidentiality, denial of service, and masquerading - Correct Answer: (c) 2. Which of the following attacks is threatening integrity? a. Masquerading b. Traffic Analysis c. Denial of service d. Encoding - Correct Answe...

CSI 104 - Chap 11. Top Exam Questions and Answers, 100% Accurate. VERIFIED. A data structure can be _______. a. only an array b. only a record c. only a linked list d. an array, a record, or a linked list - -d. an array, a record, or a linked list An array that consists of just rows and columns is a _______ array. a. one-dimensional b. two-dimensional c. three-dimensional d. multidimensional - -b. two-dimensional Each element in a record is called _______. a. a variable b. a...

CSI 104 - Chap 13, Questions and answers, top Exam Questions and answers. Verified. _______ file can be accessed randomly. a. A sequential b. An indexed c. A hashed d. Any - d. Any _______ file can be accessed sequentially. a. A sequential b. An indexed c. A hashed d. No - a. A sequential When a sequential file is updated, the ______ file gets the actual update. a. new master b. old master c. transaction d. error report - a. new master When a sequential file is updated,...