Which of the following option is use to retrieval of data?
b. Data Structure
c. Linked list
Options: Every primary-key value must match a primary-key value in an associated table
B. Every primary-key value must match a foreign-key value in an associated table
C. Every foreign-key value must match a primary-key value in an associated table
D. Every foreign-key value must match a foreign-key value in an associated table
Options: a. Foreign key fields don’t allow duplicate values
b. In primary key field you can enter duplicate value
c. In an indexed field you may or may not enter duplicate value depending upon setting
d. All statements are true
Which of the following is not true of office automation?
Options: It enhances office productivity., Human factors should be considered in implementing office automation., It will increase informal communications between employees., Software should be designed to be user-friendly
One of the reasons for India's occupational structure remaining more or less the same over the years has been that
Options: investment pattern has been directed towards capital intensive industries, productivity in agriculture has been high enough to induce people to stay with agriculture, ceiling on land holdings have enabled more people to own land and hence their preference to stay with agriculture, people are largely unaware of the significance of transition from agriculture to industry for economic development
What should you do if you require pasting the same format in many places?
Options: A) Click the Format painter and go on pasting in many places holding Alt Key, B) Double click the format painter then go on pasting in many places, C) Click the format painter then go on pasting to many places holding Ctrl Key, D) All of above,
3.What is the purpose of the description column in Table Design View?
Options: (A)To define the data type applied to each field within the table (B) To describe the data that should be entered in each field (C) To enter lookup data that the field should refer to. (D) None of the above 7