This set of Data Structures & Algorithms Multiple Choice Questions & Answers (MCQs) focuses on “Columnar Transposition”. 1. Which of the following is not a type of traditional cipher? a) Substitution cipher b) Transposition cipher c) Mono alphabetic cipher d) PKCS cipher 2. Which of the following cipher uses two keys to encrypt data? a) … Read more
This set of Data Structures & Algorithms Multiple Choice Questions & Answers (MCQs) focuses on “Morse Code – 2”. 1. Which letter of the English alphabet has the shortest code in Morse Code? a) A b) C c) B d) E 2. Which word tells a word rate of Morse code’s shorter code durations for … Read more
This set of Data Structures & Algorithms Multiple Choice Questions & Answers (MCQs) focuses on “Morse Code – 1”. 1. What is the length of the dot in Morse code? a) 1 Unit b) 7 Units c) 5 Units d) 3 Units 2. Which of the following is used as signal duration in Morse Code? … Read more
This set of Data Structures & Algorithms Multiple Choice Questions & Answers (MCQs) focuses on “Bifid Cipher”. 1. What is the period in bifid cipher? a) length of blocks in which the plain text is divided before encryption b) number of letters after which the key is repeated c) number of blocks into which the … Read more
This set of Data Structures & Algorithms Multiple Choice Questions & Answers (MCQs) focuses on “Running Key Cipher”. 1. What is the significance of indicator block in running key cipher? a) it helps in encryption b) it strengthens the cipher c) it gives information regarding the book/text from where the key is taken d) it … Read more
This set of Data Structures & Algorithms Multiple Choice Questions & Answers (MCQs) focuses on “Polybius Square”. 1. Polybius square is also known by the name of? a) Polybius checkboard b) Polybius table c) Ploybius board d) Ploybius keypad 2. How many keys are required for encryption and decryption of data when we use asymmetric … Read more
This set of Data Structures & Algorithms Multiple Choice Questions & Answers (MCQs) focuses on “Trithemius Cipher”. 1. Trithemius cipher is an example of ________________ a) mono-alphabetic cipher b) poly-alphabetic cipher c) transposition cipher d) additive cipher 2. Encryption in trithemius cipher is done using _______________ a) trithemius table b) vigenere cycle c) tabula recta … Read more
This set of Data Structures & Algorithms Multiple Choice Questions & Answers (MCQs) focuses on “Route Cipher”. 1. What is route cipher? a) a transposition cipher that performs encryption by following an imaginary pattern on a grid b) a substitution cipher that performs encryption by following an imaginary pattern on a grid c) a transposition … Read more
This set of Data Structures & Algorithms Multiple Choice Questions & Answers (MCQs) focuses on “Rail Fence”. 1. What is the alternative name given to Rail fence cipher? a) random cipher b) matrix cipher c) zig zag cipher d) columnar cipher 2. Rail fence cipher is an example of ___________ a) mono-alphabetic cipher b) poly-alphabetic … Read more
This set of Data Structures & Algorithms Multiple Choice Questions & Answers (MCQs) focuses on “Hill Cipher”. 1. Hill cipher requires prerequisite knowledge of? a) integration b) differentiation c) matrix algebra d) differential equation 2. Hill cipher is an example of ____________ a) mono-alphabetic cipher b) substitution cipher c) transposition cipher d) additive cipher 3. … Read more
